Files     3010     53#
acura — 2
alfa romeo — 8
amc — 27
audi — 4 — 2#
bmw - mini — 22 — 4#
buick — 45
cadillac — 7
      — _Cadillac Earlier — 2
      — Northstar — 3
chevy — 627 — 1#
    &n1111 — lsx — 233
      — ltx — 80
      — 4.3l v6 — 9
      — ecotec — 4
chevy_big_block — 378
      — 409 — 14
chrysler — 7
      — jeep — 18
      — neon — 8
      — viper - v10 — 14
      — la — 122
      — hemi — 31
chrysler_big_block
      — rb — 129
      — early hemi — 10 — 1#
      — hemi — 49
citroen — 0 — 2#
ferrari — 11
fiat — 2
ford — 35 — 18#
      — v6 3.5 3.7 ecoboost — 2
      — v6 3.8 — 7
      — cleveland — 40
      — modular — 56
      — windsor — 285
ford_big_block
      — fe — 41 — 1#
      — 385 series — 127 — 1#
gmc - v6 — 2
gm_duramax_diesel — 3
holden — 8
honda — 34
hyundai — 7
jaguar — 1
lotus — 0 — 1#
mazda — 12
mercedes — 6
mgb — 4
mitsubishi — 20 — 2#
nissan — 20
olds — 39
opel / vaux — 23 — 4#
peugeot — 1
pontiac — 139 — 1#
      — 3800 v6 — 10
porsche — 10
renault — 4
rover — 2 — 2#
studebaker — 9
subaru — 15 — 2#
toyota — 40
volvo — 16 — 2#
vw — 36 — 9#
          ———————
buell — 4
harley-davidson — 64
honda — 1
jawa — 1
kawasaki — 4
kohler — 1
suzuki — 7
triumph — 1
victory — 2
yamaha — 4

275 2v/3v Intake Files — 38#

# - DFW Only Numbers
38 2v/3v Intake Files
 
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DFW or FLW Files

A Package of more than 2925 flow files for use with Dyno simulation programs.
I have formatted each cylinder heads information into individual files for use with different versions of DeskTop Dyno, DynoSim, Comp Cams CamQuest program, Dynomation Versions 4 and 5 and Performance Trends Engine Analyzer. The files will be in separate folders for the different engine types. See tree view to left. Download a Sample DFW File for Dynamation 5.0 (.5KB) or a Sample DFW File for Camquest 6.0 (.5KB) or a Sample FLW File (.5KB) or a Sample DFW File for Performance Trends Engine Analyzer v3.9 (.5KB) to see which of these files will work with your simulation software.
Price $34.95 - Add $5.95 for shipping and handling if you want a CD-ROM.   Online Purchasing
If you would like to order DFW or FLW Files. Please download and email me the Order Form. Or for information Email Stan

Our Combination Package
Pay Regular Price for carfor logo and get 50% OFF on FLW /DFW files.
Price $67.40 - Add $5.95- $10.95 International for shipping and handling if you want a CD-ROM.   Online Purchasing



Cylinder Head Flow Data at 28 Inches of Water

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[Acura] [Alfa Romeo] [AMC] [Audi] [BMW] [Buick] [Cadillac] [Chevy] [BB Chevy] [Chrysler] [BB Chrysler] [Citroen] [Cummins] [Ferrari] [Fiat] [Ford] [BB Ford] [GMC] [GM Duramax Diesel] [Holden] [Honda] [Hyundai] [Jaguar] [Lotus] [Mazda] [Mercedes] [MGB] [Mitsubishi] [Nissan] [Olds] [Opel / Vauxhall] [Peugeot] [Pontiac] [Porsche] [Renault] [Rover] [Saab] [Studebaker] [Subaru] [Toyota] [Volvo] [VW] ——— [Buell] [Harley-Davidson] [Honda] [Jawa] [Kawasaki] [Kohler] [KTM] [Rotax] [Suzuki] [Triumph] [Victory] [Yamaha] ——— [IH]
Peak Horse Power

 
 
These numbers have come from various magazines, web sites, manufactures catalogs, and ???
We have tried to verify the accuracy of these numbers but use at your own risk!

ALL Volume numbers are in CCs. — ALL Flow numbers are in CFM.

 
Where do MOST of the numbers come from?



Cylinder Head Flow Data Table

Acura     COPYRIGHT © 2000-2018 Stan Weiss  — World Wide Enterprises
Manufacturer
Part Number
Port/Vol
Int/Exh
Valve Size Int/Exh Comb. Chamber Vol .100 .150 .200 .250 .300 .350 .400 .450 .500 .550 .600 Average
1.8l Type R CCHN/A33mm/ 28mmN/A-------262/207----
1.8l Type R Ported CCHN/A33mm/ 28mmN/A-------299/242----
GSR Alaniz Cyl HeadsN/A33mm/ 28mmN/A77/-123/-154/-174/-194/-215/-232/-245/-256/----
GSR Ported Alaniz Cyl HeadsN/A-N/A75/-117/-151/-179/-209/-236/-256/-271/-279/----
GSR Ported WAT PorflowN/A33mm/ 28mm
81mm
N/A84/70119/111150/150183/176213/188237/195255/197267/198280/203---
1.8l GSR CCHN/A33mm/ 28mmN/A-------250/189----
1.8l GSR Ported CCHN/A33mm/ 28mmN/A-------290/234----
RSX-S Alaniz Cyl HeadsN/A35mm/ 30mmN/A83/-130/-173/-208/-234/-254/-269/-280/-285/----
RSX Ported CHR Motorsports LLC Home Made BenchN/A35mm/ 30mm
-
Radius on Exhaust
N/A95/113131/148162/175192/200213/213234/226251/232264/237277/241286/244293/245-


Alfa Romeo     COPYRIGHT © 2000-2018 Stan Weiss  — World Wide Enterprises
Manufacturer
Part Number
Port/Vol
Int/Exh
Valve Size Int/Exh Comb. Chamber Vol 1mm 2mm 3mm 4mm 6mm 8mm 10mm 11mm 12mm 13mm 14mm 15mm 16mm Average
2.0l Jim KN/A44mm/40mmN/A18/1842/4264/6278/75110/89133/99144/105147/107149/109151/110----
2.0l Jim K Exhaust PortedN/A44mm/40mmN/A18/2042/4264/6478/75110/92133/107144/117147/120149/124151/125----
2.0l Jim K 1mmOS ValvesN/A45mm/41mmN/A18/1842/4264/6284/84122/110149/119164/122171/124172/124174/124----
2.0l Ported Stage 2 Jim KN/A46mm/38mmN/A20/1744/3564/5284/67124/97154/110177/119184/122189/124192/125----
2.0l Ported Stage 3 Jim KN/A46mm/38mmN/A20/1745/3567/5289/67136/97172/110192/119197/122201/124201/125----
155 TS Ported Andreas Engstr”m welded and epoxiN/A47mm/38mm
84mm
Pipe
N/A28/2550/4366/6687/87132/126177/155213/166225/167228/167232/169235/170237/171238/172-
 
 
Alfa 2     COPYRIGHT © 2000-2018 Stan Weiss  — World Wide Enterprises 
 
Manufacturer
Part Number
Port/Vol
Int/Exh
Valve Size Int/Exh Comb. Chamber Vol .100 .150 .200 .250 .300 .350 .400 .450 .500 .550 Average
'72 2.0lN/A44mm/40mmN/A48/42-93/78-131/97-150/100153/99158/97--
'72 2.0l +1mm ValvesN/A45mm/41mmN/A53/49-110/79-143/98-165/104171/104176/104--


AMC     COPYRIGHT © 2000-2018 Stan Weiss  — World Wide Enterprises
Manufacturer
Part Number
Port/Vol
Int/Exh
Valve Size Int/Exh Comb. Chamber Vol .100 .200 .300 .400 .500 .600 .700 .800 Average
AMC Stone Stock 304 Ken Parkman IronN/A1.787/1.406
3.75
No Pipe
N/A65/38127/74156/100168/116176/125184/130194/133--
AMC 517 '70 Ken Parkman IronN/A1.79/-
3.82
N/A69/-125/-154/-166/-173/-182/-189/---
AMC 090 '73 Ken Parkman SF110 IronN/A2.025/1.6255874/56156/112201/141219/149226/149232/150238/151--
AMC 090 74Bubblefender IronN/A2.025/1.625N/A74/56156/112201/141219/145226/149232/150---
AMC 090 Ported 74Bubblefender IronN/A2.025/1.625N/A85/53160/103210/142225/163230/169238/175---
AMC 291 Iron173/732.025/1.625N/A----225/155----
AMC 291 '70 Ken Parkman SF110 IronN/A2.025/1.625
-
No Pipe
5171/55127/107179/135209/142217/145222/145228/145--
AMC 291 Bowl Intake Ported Exhaust IronN/A2.055/1.65
-
Pipe
N/A67/50138/108193/153236/178257/220257/227257/230--
AMC 291-C '70 390 '71 401 74Bubblefender IronN/A2.025/1.62551-138/101185/137212/152214/154219/----
AMC 291-C Ported John IronN/A-
-
No Pipe
N/A90/57148/115200/147241/192273/206293/210300/211308/--
AMC 475 '78-'85 74Bubblefender IronN/A2.025/1.62564-142/107186/137204/143209/144214/----
AMC 502 '74-'77 74Bubblefender IronN/A2.025/1.62559.2-144/114188/132204/140212/144216/----
Manufacturer
Part Number
Port/Vol
Int/Exh
Valve Size Int/Exh Comb. Chamber Vol .100 .200 .300 .400 .500 .600 .700 .800 Average
AMC 502 '74 Ken Parkman SF110 IronN/A2.025/1.6256070/59143/113192/146213/150220/152228/153236/153--
AMC SS IronN/A2.08/1.66N/A-----264/----
AMC SS 558 Ken Parkman IronN/A2.08/1.66
-
No Pipe
N/A70/57154/100206/129242/146239/152246/159248/167--
AMC SS 558 Ken Parkman IronN/A2.08/1.66
-
Pipe
N/A70/58154/107206/142242/161239/172246/181248/190--
AMC Iron Ported PaytonN/A2.08/1.62564------270/200--
Edelbrock Performer 60119, 60139 SF1020 Alum185/702.02/1.605465/52130/96192/127235/163258/182260/190---
Edelbrock Performer RPM 60109 Alum185/702.02/1.60
4.15
53----252/162----
Edelbrock Ported 74Bubblefender AlumN/A2.02/1.6054-134/106182/145244/176270/200274/212---
Edelbrock Ported 74Bubblefender AlumN/A2.08/1.6054-143/113202/149254/181278/201286/214296/---
Edelbrock Performer 401 Ported Meaux Racing SF600 AlumN/A2.02/1.60
4.00
No Pipe
N/A-130/97192/135241/179268/203282/213---
Indy 401SR235/1052.10/1.6561-136/101194/137237/162265/173275/177281/180--
Indy 401-SR Alum235/1052.10/1.6561-136/123195/159233/178259/186272/191272/192--
Manufacturer
Part Number
Port/Vol
Int/Exh
Valve Size Int/Exh Comb. Chamber Vol .100 .200 .300 .400 .500 .600 .700 .800 Average
Indy 401-SR Full Porting AlumN/A2.10/1.65N/A-141/123204/155253/181287/207311/225322/237--
Indy 401-SR Ported Alfano Perfermance AlumN/A2.10/1.65N/A65/55139/113200/151250/186290/208313/225323/238326/250-
Indy 401-SR Ported Garland Perfermance AlumN/A2.10/1.65N/A80/54160/115228/170283/216322/239340/257346/270349/280-
Indy 401-SR Ported AlumN/A2.10/1.65N/A80/54160/115228/170283/216322/239341/257350/270358/280-
Indy 401-1 Alum245/1102.19/1.8158-128/94185/131230/161268/181294/194304/202--
Indy 401-1 Alum245/1102.19/1.8158-139/114195/147241/172272/189288/197288/205--
Indy 401-1 Full Porting Alum275/1252.19/1.81N/A-147/120208/158257/186297/207329/224354/238--
Indy 401-1 CNC Alum300/1342.25/1.8169--239/175298/214349/254376/274388/285390/287-
Indy 401-1 Ported RadAMX AlumN/A2.19/1.81
-
No Pipe
N/A54/60131/112197/153253/185299/211340/234360/249-/259-


Audi     COPYRIGHT © 2000-2018 Stan Weiss  — World Wide Enterprises
Manufacturer
Part Number
Port/Vol
Int/Exh
Valve Size Int/Exh Comb. Chamber Vol .050 .100 .150 .200 .250 .300 .350 .380 .400 .450 .500 .550 .600 .650 Average
1.8l T 20 V Small Port CCHN/A26.9mm/ 29.9mmN/A-------177/171-------
1.8l T 20 V Small Port Ported CCHN/A26.9mm/ 29.9mmN/A-------238/202-------
1.8l T 20 V Large Port CCHN/A26.9mm/ 29.9mmN/A-------212/195-------
1.8l T 20 V Large Port Ported CCHN/A26.9mm/ 29.9mmN/A-------257/224-------
1.8l T 20V CNC HEADS UKN/A26.9mm/ 29.9mm
100mm
No Pipe
N/A53/-102/89142/-178/134205/-222/161231/--239/176245/182-----
1.8l T 20V Ported CNC HEADS UKN/A26.9mm/ 29.9mm
100mm
No Pipe
N/A48/-96/83139/-179/146208/-228/193242/--250/223256/-255/250----
 
 
_Audi     COPYRIGHT © 2000-2018 Stan Weiss  — World Wide Enterprises 
 
Manufacturer
Part Number
Port/Vol
Int/Exh
Valve Size Int/Exh Comb. Chamber Vol 1mm 2mm 3mm 4mm 5mm 6mm 7mm 8mm 9mm 10mm 11mm 12mm 13mm 14mm Average
S2 2.2l 20V Stock NPSN/A32mm/ 28mm
82mm
No Pipe
N/A-56/49-107/94-156/119-181/125-191/128-193/130---
A7 2.3l MORGO SystemsN/A32mm/ 29.5mm
-
Pipe
N/A35/2561/4981/71106/91134/115157/128175/131185/135193/138199/140202/142203/143206/145--
A7 2.3l Ported MORGO SystemsN/A32mm/ 29.5mm
-
Pipe
N/A33/3264/6794/94125/115154/131180/147197/157211/166223/170239/176240/180246/182250/185--
2.5l Wv T4 MORGO SystemsN/AStock
-
Pipe
N/A32/-49/-67/-83/-100/-109/-117/-125/-130/-134/-139/-143/-146/---
2.5l Wv T4 Ported MORGO SystemsN/AStock
-
Pipe
N/A33/-54/-74/-93/-110/-124/-135/-140/-146/-150/-157/-163/-166/---
2.5l V6 MORGO SystemsN/A27mm/ 24mm
-
Pipe
N/A28/2454/5078/74100/95116/106120/110126/111128/112128/113129/113131/113133/114135/114--
2.5l V6 Ported MORGO SystemsN/A27mm/ 24mm
-
Pipe
N/A-/27-/53-79-/106-/123-/131-/132-/134-/135-/136-/136-/137-/137--
4.2l V8 MORGO SystemsN/AStock
-
Pipe
N/A32/-58/-80/-104/-129/-149/-166/-180/-191/-199/-202/-202/-203/---
4.2l V8 Ported MORGO SystemsN/AStock
-
Pipe
N/A32/-61/-90/-119/-148/-172/-189/-198/-208-215/-222/-226/-229/---


BMW     COPYRIGHT © 2000-2018 Stan Weiss  — World Wide Enterprises
Manufacturer
Part Number
Port/Vol
Int/Exh
Valve Size Int/Exh Comb. Chamber Vol .050 .100 .150 .200 .250 .300 .350 .400 .450 .500 .550 .600 .700 Average
Mini A Series Sabre HeadsN/A33.2mm/ 29.4mm
-
No Pipe
N/A19/1638/3356/4572/5382/5889/6395/67101/69102/72-----
Mini A Series Ported Sabre Heads Offset GuidesN/A36.7mm/ 32mm
-
No Pipe
N/A22/1846/3866/6578/68100/78110/88116/95121/104121/108123/110----
M5 CNC Heads UKN/A1.374/1.198
100mm
Pipe
N/A42/-86/74133/-182/150221/-245/177255/-262/185268/-271/189----
M5 Ported CNC Heads UKN/A1.374/1.198
100mm
Pipe
N/A42/-89/73134/-175/159212/-239/193263/-278/208288/-292/208295/----
EVO 3N/A37mm/ 32mmN/A-92/77-185/165-248/213-264/225268/228273/231----
Mini Cooper S CHR Motorsports LLC Home Made BenchN/A30.25mm/ 23.25mm
-
Radius on Exhaust
N/A33/3166/5198/77127/98153/106169/111174/113176/115175/116-----
Mini Cooper S CHR Motorsports LLC Home Made BenchN/A31.25mm/ 24.25mm
-
Radius on Exhaust
N/A-83/45-136/107160/120179/127182/130191/132193/133-----
Mini Cooper S Ported CHR Motorsports LLC Home Made BenchN/A31.25mm/ 24.25mm
-
Radius on Exhaust
N/A55/35111/69144/102173/129200/149213/164221/172232/173236/174-----
Mini Cooper S Ported CHR Motorsports LLC Home Made BenchN/A31.25mm/ 24.5mm
-
Radius on Exhaust
N/A55/42111/80144/123173/151200/161213/165221/170232/172236/173-----
Mini Cooper S MadnessN/A30.25mm/ 23.25mmN/A32/3069/69103/93136/104163/108178/110178/111179/111------
Mini Cooper S Ported Madness Stage 1N/A30.25mm/ 24.5mmN/A38/3775/70109/107143/134175/142198/144211/145217/145------
Mini Cooper S Ported Madness Stage 2N/A31.5mm/ 24.5mmN/A36/3273/61110/91145/122178/152213/161224/164230/165------
Manufacturer
Part Number
Port/Vol
Int/Exh
Valve Size Int/Exh Comb. Chamber Vol .050 .100 .150 .200 .250 .300 .350 .400 .450 .500 .550 .600 .700 Average
Mini Cooper S '01-06 M2 Race Systems98/5430.2mm/ 23.25mm
3.285
3237/2671/61103/86136/98165/102182/104184/105185/105------
Mini Cooper S '01-06 CNC M2 Race Systems114/6930.2mm/ 23.25mm
3.285
3238/2775/58112/86146/111173/140192/158209/172221/175230/176-----
Mini Cooper S '01-06 CNC M2 Race Systems 1mmOS Valves114/6931.2mm/ 24.25mm
3.285
3241/2880/64118/99155/126180/150196/162210/172224/176234/177-----
Mini Cooper S Ported Cosworth Stage 1N/A31.25mm/ 24.25N/A35/3074/54107/81138/102165/118186/128201/134210/137------
Mini Cooper S Ported JCWN/A-N/A34/2972/58105/86137/117165/124182/128189/129186/130------
Mini SOHC Sabre HeadsN/A30.2mm/ 23.3mm
77mm
No Pipe
N/A34/2670/56107/79140/98166/105180/108181/108186/108188/109188/109----
Mini SOHC Ported Sabre HeadsN/A30.2mm/ 23.3mm
77mm
No Pipe
N/A35/2770/66105/106139/126170/129190/131200/132205/132210/133212/134----
Mini CNC Heads UKN/A30.2mm/ 23.33mm
100mm
No Pipe
N/A35/-71/56105/-142/100171/-189/109193/-196/110197/--/110----
Mini Ported CNC Heads UKN/A30.2mm/ 23.33mm
100mm
No Pipe
N/A36/-72/66107/-145/148176/-200/170215/-225/174230/-233/174----
M20 325 1705885 DiggerN/A42mm/36mmN/A-55/44-110/89-155/115-181/124-181/127-186/127188/127-
Alpina 1705885 DiggerN/A42mm/36mmN/A-53/39-106/86-151/124-183/139-190/145-191/154195/156-
 
 
_BMW     COPYRIGHT © 2000-2018 Stan Weiss  — World Wide Enterprises 
 
Manufacturer
Part Number
Port/Vol
Int/Exh
Valve Size Int/Exh Comb. Chamber Vol 2mm 4mm 6mm 8mm 10mm 12mm 14mm 16mm 18mm 20mm 22mm Average
M20B25_885 Ported /Andre' NorrbackN/A42mm/36mm
85mm
No Pipe
N/A42/3182/61119/84154/103170/112177/119181/122184/-----
M20B25 AMC Ported /Andre' NorrbackN/A42mm/35mm
86mm
No Pipe
N/A48/3686/68115/100138/107156/117159/120161/120161/120----
M20 325i Ported NPSN/A41.95mm/ 35.9mm
83mm
No Pipe
N/A40/3382/64122/89153/106168/116173/121173/124-----
M52B20 Roadster Ported /Andre' NorrbackN/A30mm/27mm
85mm
No Pipe
N/A55/51112/98162/122186/138189/148190/152------
M20 323i 1264200 Marquis RexN/A40mm/34mmN/A33/-69/-101/-117/-119/-123/-------
M20 323i 1277731 Marquis RexN/A40mm/34mmN/A32/-68/-105/-129/-136/-141/-------
M20 325i 1705885 Marquis RexN/A42mm/36mmN/A36/-78/-112/-135/-158/-175/-------


Buick     COPYRIGHT © 2000-2018 Stan Weiss  — World Wide Enterprises
Manufacturer
Part Number
Port/Vol
Int/Exh
Valve Size Int/Exh Comb. Chamber Vol .100 .200 .300 .400 .500 .600 .700 .800 Average
Buick 320 Stright 8 Stock NPS IronN/A1.77/1.45
3.543
No Pipe
N/A50/43101/83128/93134/96-----
Buick 215 V8 AlumN/A1.525/1.35N/A---128/81-----
Buick 300 V8 AlumN/A1.625/1.312N/A-105/96135/108142/115149/115154/116---
Buick 300 V8 Ported AlumN/A1.775/1.50
-
No Pipe
N/A66/47129/104174/130191/146196/152----
Buick 300 V8 Ported Peak Performance AlumN/A1.625/1.312N/A-151/108159/123160/129-----
Buick 340 V8 DynoDave IronN/A1.81/1.37N/A54/38112/75153/99172/102175/104----
Buick 340 1376330 NPS IronN/A1.81/1.39N/A49/40102/80143/97156/102160/104160/----
Buick 340 1376330 VJ Bowls Port Cleanup NPS IronN/A1.81/1.39N/A57/44110/82155/104185/118185/130195/136---
Buick Nailhead Stock IronN/A1.875/1.437
4.00
No Pipe
12463/41110/81146/101183/107188/111----
Buick Nailhead '57 889 Mild Ported RnD Engineering I-30 E-30 Back Cut IronN/A1.875/1.437
4.00
No Pipe
12464/47126/76169/99196/111196/116----
Buick Nailhead '66 401 Stock Babeola IronN/A1.87/1.5012453/47110/78157/103180/117190/120196/123---
Buick Nailhead 401 Ported Gessler IronN/A1.875/1.50N/A62/48127/83171/108197/130212/138219/141---
Manufacturer
Part Number
Port/Vol
Int/Exh
Valve Size Int/Exh Comb. Chamber Vol .100 .200 .300 .400 .500 .600 .700 .800 Average
Buick GN IronN/A1.71/1.50N/A----156/110----
Buick GN IronN/A1.71/1.50N/A52/45108/84149/101152/108155/111----
Buick GN IronN/A1.71/1.50N/A54/50111/96161/131177/136178/136----
Buick GN Ported IronN/A1.77/1.50N/A---196/157-----
Buick GN Ported IronN/A1.77/1.50N/A59/49127/98175/142193/154202/156----
Buick GN Ported VPE IronN/A-N/A---206/173217/181221/184---
Buick GN Ported VPE Stage 3 IronN/A-N/A---205/174218/184223/184---
Buick GN1 Mild Ported SF600N/A1.77/1.50
3.875
N/A62/51128/106182/139216/164228/172228/177---
Buick GN1 PortedN/A1.77/1.50N/A64/52143/115206/149237/181244/197----
Buick '86 Ported IronN/A1.77/1.50N/A-120/99173/137201/151208/152214/152218/152--
TA Performance Street Intimidator156/721.94/1.60
4.00
No Pipe
4659/61118/107167/143210/162210/177213/180---
TA Performance Street Eliminator163/731.94/1.6046/5559/42108/87156/121184/135195/144204/145---
Manufacturer
Part Number
Port/Vol
Int/Exh
Valve Size Int/Exh Comb. Chamber Vol .100 .200 .300 .400 .500 .600 .700 .800 Average
TA Performance Street Eliminator Ported163/731.94/1.60N/A87/49150/100204/139235/184263/195266/204---
Buick V6 Stage II Ported Chapman247/-2.10/1.62540.568/53145/113221/174281/213321/229336/241341/247--
Buick TA Ported to Stage I IronN/A2.13/1.75N/A66/57133/109188/133226/147236/159234/159233/162--
Buick 455 '73 860 Ported Smithberg Racing IronN/A2.125/1.75
4.31
No Pipe
N/A75/67157/115222/149268/170287/187289/193---
Buick Stage I IronN/A2.13/1.75N/A-----230/189---
Buick Stage I '74 Jim IronN/A2.13/1.75N/A----218/139----
Buick Stage I Ported IronN/A-N/A-----295/205---
Buick Stage I Ported IronN/A-N/A74/-158/-233/-280/-292/-292/----
Buick Stage I Ported IronN/A-N/A73/-153/-222/-276/-304/-297/----
Buick Stage IIN/A2.13/1.75N/A-----236/213---
Buick 350 Rick Crawford IronN/AStockN/A55/44112/100165/119199/137196/146199/149---
Buick 350 Rick Crawford Ported IronN/A1.92/1.55N/A65/66122/114180/150236/179260/191264/199---
Manufacturer
Part Number
Port/Vol
Int/Exh
Valve Size Int/Exh Comb. Chamber Vol .100 .200 .300 .400 .500 .600 .700 .800 Average
Buick 455 IronN/A2.00/1.625N/A59/52120/100175/124208/140218/147----
Buick 455 Iron184/1422.125/1.75N/A-----220/150---
Buick 455 Ported Gessler IronN/A2.125/1.75N/A71/61146/119213/145259/172270/187264/195---
Buick 430 (Stage 1 Valves) Charlie Evans IronN/A2.125/1.75N/A76/57142/97198/124227/142225/152227/156---
Buick 430 Ported Evans IronN/AStockN/A76/53156/106224/139264/166274/177269/181---
Buick Converted to Stage 1 Valves TA IronN/A2.13/1.755N/A66/57133/109188/133226/147236/159233/159233/162--
Buick 430 985 Ported TA SF600 IronN/A2.13/1.755
4.350
N/A-142/109202/155250/176287/199300/204---
Buick Ported P.A.E. IronN/A2.15/1.75
-
No Pipe
N/A78/58143/113213/164262/190283/207297/212---
Bulldog AlumN/A2.125/1.75N/A82/62144/114204/155253/184293/201303/215---
Bulldog CCM Alum250/-2.19/1.8166---------
Bulldog Ported Earick Racing AlumN/A-N/A101/-162/-234/-344/-349/-380/----
Edelbrock Performer RPM 60049 SF1020 Alum215/1302.125/1.756868/58127/108190/150241/173274/183273/190---
Manufacturer
Part Number
Port/Vol
Int/Exh
Valve Size Int/Exh Comb. Chamber Vol .100 .200 .300 .400 .500 .600 .700 .800 Average
Edelbrock Performer RPM 60049 Mike AlumN/A2.125/1.75N/A68/55130/107194/144251/164278/172283/175281/175--
Edelbrock Performer RPM 60049 George AlumN/A2.125/1.75N/A66/55126/103192/139247/162279/175276/183278/185--
Edelbrock Performer RPM Ported SF600 AlumN/A2.125/1.75N/A66/59137/115206/154260/177296/188301/194---
Edelbrock Ported Gessler Level 2 AlumN/A2.125/1.75N/A68/66142/116210/155260/176294/187305/193---
TA Performance Ported 455 IronN/A2.13/1.75N/A-----250/180---
TA Performance Street Eliminator SF600N/A2.16/1.755N/A72/-149/-194/161249/190285/206290/211281/211--
TA Performance Street EliminatorN/A2.26/1.755N/A70/59140/112194/161249/190285/206290/211281/211--
TA Performance Street Eliminator Stage 1 Ported263/1792.26/1.7556950/57149/122214/167276/197329/226361/237---
TA Performance Street Eliminator Stage 1 Ported GesslerN/A2.16/1.755N/A70/61144/112208/165266/194310/214328/226---
TA Performance Street Eliminator Stage 2 Kerry SF600N/A2.16/1.755
4.375
N/A72/-149/-218/-273/-298/-295/-300/---
TA Performance Street Eliminator Stage 2 Ported Kerry SF600N/A2.16/1.755
4.375
No Pipe
N/A75/69157/128238/176305/222347/251361/263360/265367/266-
TA Performance Street Eliminator Stage 2 Ported Kerry SF600N/A2.16/1.755
4.375
2 1/8" Pipe
N/A75/70157/135238/187305/236347/273361/294360/304367/306-
Manufacturer
Part Number
Port/Vol
Int/Exh
Valve Size Int/Exh Comb. Chamber Vol .100 .200 .300 .400 .500 .600 .700 .800 Average
TA Performance TE Stage 2 Ported AlumN/A2.26/1.755
4.50
67------388/268--
TA Performance Stage 1 Out of Box Jim Weise AlumN/A2.13/1.75N/A66/56140/112203/145248/182269/193279/197276/200--
TA Performance Stage 1 Ported Jim Weise AlumN/A2.13/1.755N/A74/60152/126221/174274/205314/228314/230315/230--
TA Performance Stage 1 Base AlumN/A2.13/1.755N/A-----280/200---
TA Performance Stage 1 Ported AlumN/A2.13/1.755N/A-----350/205---
TA Performance Stage 2 AlumN/A2.13/1.75N/A-----300/240---
TA Performance Stage 2 Ported AlumN/A2.13/1.75N/A-----350/260---
TA Performance Ported AlumN/A2.125/1.75N/A-----315/230---
TA Performance Stage 3 AlumN/A2.25/1.8058-----330/255---
TA Performance Stage 3 Ported AlumN/A2.30/1.8058-----385/270---
TA Performance Stage 3 Ported Alum250/-2.225/1.81N/A----350/233360/263---
TA Performance Stage 3 Alum Ported Bruce KentN/A2.225/1.80N/A-----330/255385/295--
Manufacturer
Part Number
Port/Vol
Int/Exh
Valve Size Int/Exh Comb. Chamber Vol .100 .200 .300 .400 .500 .600 .700 .800 Average
TA Performance Stage 4 AlumN/A2.25/1.8058-----325/230---
TA Performance Stage 4 AlumN/A2.25/1.80N/A-----375/265---
TA Performance Stage 4 AlumN/A2.25/1.80N/A76/65147/129218/179266/222321/247362/260---
TA Performance Stage 4 Ported AlumN/A2.30/1.8058-----395/270---
TA Performance Stage 4 Ported AlumN/A2.20/-
4.40
N/A74/-154/-225/-281/-335/-369/-378/---
TA Performance Stage 4 Ported AlumN/A2.26/-
4.40
N/A70/-140/-204/-269/-325/-360/-385/---


Cadillac     COPYRIGHT © 2000-2018 Stan Weiss  — World Wide Enterprises
Manufacturer
Part Number
Port/Vol
Int/Exh
Valve Size Int/Exh Comb. Chamber Vol .100 .200 .300 .400 .500 .600 .650 .700 .800 .850 Average
Cadillac MTS IronN/A-N/A55/4196/58147/110195/126225/137240/143-----
Cadillac Ported MTS IronN/A-N/A68/57137/105191/137243/175268/192285/204286/208288/210---
Cadillac 902 '69200/1451.96/-7683/73134/107180/140215/164248/181263/191-277/206---
Cadillac Ported Potter Automotive IronN/A2.19/1.8476-----320/240-----
Cadillac 185/1242.00/1.62576-119/87162/129214/149237/160240/162-----
Cadillac 493 '75185/1242.00/1.62512068/67130/97190/132215/160233/172246/------
Cadillac 493 '75 Pocket PortedN/A2.00/1.625N/A94/80148/124186/150217/173246/183255/189-----
Bulldog Performance AlumN/A-N/A71/57136/102171/140230/170270/193294/209296/216286/222---
Bulldog Performance AlumN/A2.19/1.847688/63146/110203/145242/178276/202296/224-----
Bulldog Performance Alum260/-2.19/1.847665/61125/117178/159238/203285/219307/235-302/242---
Bulldog Performance Ported CPP AlumN/A2.19/1.7739-------360/----
Bulldog / MTS Ported AlumN/A2.25/1.86N/A------345/268----
Manufacturer
Part Number
Port/Vol
Int/Exh
Valve Size Int/Exh Comb. Chamber Vol .100 .200 .300 .400 .500 .600 .650 .700 .800 .850 Average
MTS AlumN/A2.19/-
4.35
N/A78/-135/-178-222/-258/-274/------
MTS Ported AlumN/A2.19/-
4.35
N/A88/-136/-193/-244/-281/-318/--336/-338/---
MTS Ported Stage 3 AlumN/A2.19/1.84N/A73/63133/114192/157246/189299/215330/236-341/250327/258--
MTS CNC highport hand finished JC AlumN/A2.25/-
4.35
N/A80/-137/-195/-251/-305/-340/-359/-375/-403/---
Cadillac Performance Parts Alum295/-2.275/1.8070-171/109233/149296/184345/221376/249-391/267398/278402/278-
 
 
_Cadillac Earlier     COPYRIGHT © 2000-2018 Stan Weiss  — World Wide Enterprises 
 
Manufacturer
Part Number
Port/Vol
Int/Exh
Valve Size Int/Exh Comb. Chamber Vol .050 .100 .150 .200 .250 .300 .350 .400 .450 .500 Average
'53 331 ci Norm Schenck / Competition Fuel SystemsN/A1.75/1.56
3.875
1 3/4" Pipe
N/A-52/4572/5993/72111/86125/99140/110155/118161/125164/128-
'53 331 ci Pocket Ported Norm Schenck / Competition Fuel SystemsN/A1.75/1.56
3.875
1 3/4" Pipe
N/A-55/4586/63108/81133/101155/115165/127173/136180/142185/147-
 
 
Northstar     COPYRIGHT © 2000-2018 Stan Weiss  — World Wide Enterprises 
 
Manufacturer
Part Number
Port/Vol
Int/Exh
Valve Size Int/Exh Comb. Chamber Vol .050 .100 .150 .200 .250 .300 .350 .400 .450 .500 Average
4.0 CHRFABN/A33mm/29mmN/A26/3075/68111/94144/109171/119193/126207/131212/134215/138217/142-
4.6 CHRFABN/A33mm/29mmN/A39/2981/67122/98157/123186/134208/141218/146219/150222/153225/154-
4.6 Ported CHRFABN/A33mm/29mmN/A40/2983/59124/92159/121190/137218/150239/160255/176266/183273/187-


Chevy     COPYRIGHT © 2000-2018 Stan Weiss  — World Wide Enterprises
Manufacturer
Part Number
Port/Vol
Int/Exh
Valve Size Int/Exh Comb. Chamber Vol .100 .200 .300 .400 .500 .600 .700 .800 .900 1.000 Average
Chevy Bow Tie171/-2.02/1.60N/A----212/145211/147-----
Chevy Bow Tie178/--N/A-----221/138-----
Chevy Bow Tie 034 Meaux Racing Out of Box SF600 IronN/A2.02/1.60
4.00
Pipe
N/A-119/108171/140206/146230/147217/149219/149----
Chevy Bow Tie 034 Ported Meaux Racing SF600 Iron223/-2.085/1.585
4.00
No Pipe
N/A-134/107195/150241/201275/216293/222303/224311/224317/225--
Chevy Bow Tie 034 Ported Meaux Racing Larger Bore SF600 Iron223/-2.085/1.585
4.125
N/A-138/107199/150246/201279/216296/222307/224316/224322/225--
Chevy Bow Tie Tri-Mark Iron178/-2.02/1.60N/A67/58125/90180/125218/135220/142216/147-----
Chevy Bow Tie Tri-Mark Ported Stealth Iron178/-2.02/1.60N/A68/60134/117192/152228/165238/170243/176-----
Chevy Bow Tie Tri-Mark Ported Super Stealth Iron178/-2.02/1.60N/A72/60142/115195/155236/170246/175252/181-----
Chevy Bow Tie 2N/A-N/A----250/174------
Chevy Bow Tie Phase II Iron CCM184/55-6463/57130/100177/119205/123225/123210/127209/127----
Chevy Bow Tie Vortec 185 CHW185/642.00/1.55
-
No Pipe
6562/49123/96172/124214/137233/144227/148228/153----
Chevy Bow Tie Vortec 206 CHW206/772.00/1.55
-
No Pipe
6561/50127/99177/123216/140227/148233/155235/159----
Manufacturer
Part Number
Port/Vol
Int/Exh
Valve Size Int/Exh Comb. Chamber Vol .100 .200 .300 .400 .500 .600 .700 .800 .900 1.000 Average
Chevy 083 NPS IronN/A1.94/1.50
4.016
No Pipe
N/A57/48113/99156/133178/140187/141187/143-----
Chevy 186 Fuelie Iron161/652.02/1.606460/38113/76159/110182/125187/135188/140-----
Chevy 291 3-angle VJ Meaux Racing SF600 IronN/A1.94/1.50
4.00
Pipe
N/A-100/88155/124189/142191/142193/146-----
Chevy 291 Bowl Ported exhaust Cleanup trmnatr IronN/A2.02/1.60
4.00
No Pipe
N/A60/53125/101181/138216/163227/183227/190-----
Chevy 291 SS trmnatr Iron162/651.94/1.50
4.06
No Pipe - Stahl 1/2" Adaptor
57.5-127/106187/141225/167244/185249/194253/198256/200---
Chevy 292 Bill Jones IronN/A2.02/1.60
-
No Pipe
N/A61/56120/98164/123190/130206/132212/119-----
Chevy 292 Ported Bill Jones IronN/A2.06/1.635
-
No Pipe
N/A68/57141/117189/171222/189245/201256/207-----
Chevy 292 Ported Butch Elkins Iron197.4/-2.02/1.625N/A-137/110196/157235/185253/194267/198-----
Chevy 292 Ported Lee Shepard SF600 IronN/A2.04/1.60
4.00
Pipe
N/A-126/128193/184234/218258/230269/236274/239----
Chevy 292 Ported Rons Porting Service SF600 IronN/A2.04/1.60
4.00
Pipe
N/A-118/120173/157210/183240/218261/224274/227----
Chevy 292 Ported MadCap Racing Heads SF600 Iron194/-2.035/1.60
4.00
Pipe
N/A-122/115170/154213/193243/216261/222266/221----
Chevy 292 Ported Meaux Racing SF600 Iron197/-2.055/1.60
4.00
Pipe
N/A-130/119186/166228/213258/245271/256280/257----
Manufacturer
Part Number
Port/Vol
Int/Exh
Valve Size Int/Exh Comb. Chamber Vol .100 .200 .300 .400 .500 .600 .700 .800 .900 1.000 Average
Chevy 292 Ported Meaux Racing SF600 Iron209.6/-2.055/1.60
4.00
Pipe
N/A-132/119188/163233/207263/237274/251285/262----
Chevy 292 Ported Meaux Racing SF600 Iron213/-2.08/1.60
4.00
Pipe
N/A-129/-188/-236/-270/-285/-298/-----
Chevy 292 Ported Joe Sherman IronN/A2.08/1.60N/A--204/141234/177261/202281/214288/217291/217---
Chevy 416 Iron165/591.84/1.5058-----------
Chevy 416 Bill Jones IronN/A1.72/1.50
-
No Pipe
N/A----179/127------
Chevy 416 Mild Ported Bill Jones IronN/A1.72/1.50
-
No PIpe
N/A----197/172------
Chevy 416 Meaux Racing IronN/A1.84/1.50
4.00
N/A-99/90144/118175/132185/137184/137186/137----
Chevy 416 Ported Meaux Racing SS IronN/A1.84/1.50
4.00
N/A-99/98153/136197/170225/183231/188235/192235/196---
Chevy 434 Weingartner Racing IronN/A2.02/1.60
4.125
No Pipe
N/A67/54126/104175/126209/132213/134216/133216/134----
Chevy 441 Iron CHP155/621.94/1.50
-
No Pipe
7655/45110/80160/112194/127201/136203/139-----
Chevy 441 Iron CHP155/621.94/1.50
-
Pipe
7655/45110/83160/118194/133201/146203/148-----
Chevy 461 Weingartner Racing IronN/A2.02/1.60
4.125
No Pipe
N/A66/55131/108185/137222/162240/174236/176234/175----
Manufacturer
Part Number
Port/Vol
Int/Exh
Valve Size Int/Exh Comb. Chamber Vol .100 .200 .300 .400 .500 .600 .700 .800 .900 1.000 Average
Chevy 461 Iron161/632.02/1.6064----216/137------
Chevy 461 Ported IronN/A2.02/1.60
4.06
N/A94/65152/102183/126210/147224/162232/172238/180----
Chevy 461 Ported Creative Flow Management IronN/A2.02/1.60
4.03
No Pipe
N/A79/61140/110189/160231/188262/203274/212263/213----
Chevy 461 Ported SS (Oval) Iron165/652.02/1.60M/A-------260/200---
Chevy 461X 3-angle VJ Meaux Racing SF600 Iron173.5/-1.94/1.50
4.00
Pipe
N/A-100/88155/124189/142191/142193/146-----
Chevy 461X C/ED Ported Meaux Racing SF600 IronN/A2.055/1.60
4.00
Pipe
N/A-131/116188/153230/194260/212273/245282/253----
Chevy 462 Iron CCM157/641.94/1.50
-
No Pipe
6250/54119/88167/116198/128212/134218/137-----
Chevy 462 Iron CCM157/641.94/1.50
-
Pipe
6250/54119/91167/121198/134212/139218/142-----
Chevy 462 Bill Jones IronN/A1.94/1.50
-
No Pipe
N/A58/50121/94169/124192/131197/135206/137-----
Chevy 462 Kendrick AutoN/A2.02/1.60N/A84/56130/104166/125196/136214/141215/144-----
Chevy 462 Pocket Ported Kendrick AutoN/A2.02/1.60N/A81/55127/109169/136202/159223/179226/187-----
Chevy 487X Chamber Bowl work VJ Brian W SF600 IronN/A2.02/1.60
4.155
N/A62/53137/100145/129210/144222/145------
Manufacturer
Part Number
Port/Vol
Int/Exh
Valve Size Int/Exh Comb. Chamber Vol .100 .200 .300 .400 .500 .600 .700 .800 .900 1.000 Average
Chevy 487X Chamber Bowl some Port work VJ Meaux Racing SF600 IronN/A2.055/1.60
4.00
Pipe
N/A-138/111201/161225/195236/219242/225243/227----
Chevy 492 Meaux Racing Out of Box SF600 IronN/A2.02/1.60
4.00
Pipe
N/A-115/105165/132196/138209/143207/147210/147----
Chevy 492 Cast Heads Iron157/622.02/1.606469/57130/107173/125198/137206/141209/141209/141----
Chevy 492 Ported Cast Heads IronN/A2.02/1.60N/A62/56129/109180/141217/166238/174244/181246/185----
Chevy 492 Tri-Mark Iron161/-2.02/1.606469/57129/108172/124196/141207/142210/143-----
Chevy 492 Ported Tri-Mark Stealth Iron169/-2.02/1.606468/58141/113192/145218/162234/167240/170-----
Chevy 882 Iron CCM151/591.94/1.50
-
No Pipe
7670/58125/108175/135204/141205/142206/142-----
Chevy 882 Iron CCM151/591.94/1.50
-
Pipe
7670/59125/109175/136204/143205/144206/145-----
Chevy Fast Burn 4298 GM Alum202/782.00/1.556262/55136/104187/133232/158266/180275/193-----
Chevy Fast Burn 4298 Bob202/782.00/1.55N/A-133/98183/129225/150254/171244/179248/184----
Chevy Fast Burn Dr Js PerformanceN/A2.00/1.55N/A70/51136/101188/140224/167237/189236/200237/207----
Chevy Fast Burn CNC Dr Js PerformanceN/A2.00/1.55N/A70/51138/101194/134236/178265/202278/220284/234----
Manufacturer
Part Number
Port/Vol
Int/Exh
Valve Size Int/Exh Comb. Chamber Vol .100 .200 .300 .400 .500 .600 .700 .800 .900 1.000 Average
Chevy Fast Burn Harry CNC Alum215/762.00/1.556262/55136/104187/133232/158266/180275/193-----
Chevy Fast Burn 7712 Out of Box Meaux Racing SF600 Alum210/-2.00/1.55
4.125
No Pipe
62-134/111177/124205/149223/166234/177237/182----
Chevy Fast Burn Off ZZ383 Out of Box Smithberg Racing Alum210/782.00/1.55
4.03
6264/-134/-191/-234/-266/-253/------
Chevy Fast Burn Off ZZ383 VJ 2.02 Int Smithberg Racing Alum210/782.02/-
4.03
N/A72/-148/-191/-236/-270/-259/------
Chevy Fast Burn Off ZZ383 Ported Smithberg Racing Alum210/782.02/-
4.03
6270/-140/-199/-249/-286/-296/-299/-----
Chevy TurboN/A-N/A-----201/177-----
Chevy L83 462624 Jonas158/-1.94/1.507644/41101/82155/125182/137196/140------
Chevy L98 113 Alum163/581.94/1.505862/-116/-161/-185/-195/-198/------
Chevy L98 113 Alum163/581.94/1.505862/53115/101159/134189/157190/171------
Chevy L98 Weingartner Racing AlumN/A1.94/1.50
4.125
No Pipe
N/A60/70114/108174/152199/152205/166207/168-----
Chevy L98 113 Ported Precision Motorsports AlumN/A2.02/-N/A87/-144/-180/-218/-235/-243/------
Chevy L98 113 CNC TPIS AlumN/A2.00/1.566055/40122/112193/154242/181270/197262/205-----
Manufacturer
Part Number
Port/Vol
Int/Exh
Valve Size Int/Exh Comb. Chamber Vol .100 .200 .300 .400 .500 .600 .700 .800 .900 1.000 Average
Chevy L98 Alum163/581.94/1.5058-120/100163/129189/148199/164199/167-----
Chevy L98 Alum163/581.94/1.50
-
No Pipe
N/A56/49120/96160/123186/140196/155199/157-----
Chevy L98 Hutter Alum173/-1.94/1.5063-139/110190/145229/175243/190246/196-----
Chevy L98 CNC Chapman Alum185/662.00/1.56
-
No Pipe
6261/52121/109172/149216/182252/192------
Chevy L98 Ported ET Performance Alum184/-2.00/1.55
4.03
62.567/52129/104187/146228/175242/188247/193-----
Chevy Vortec Iron CHP170/-1.94/1.506566/57129/101186/136219/149216/155------
Chevy Vortec Ported Chad Speier Iron200/-2.055/1.60N/A71/50147/113204/183245/183270/205276/220279/228282/232---
Chevy Vortec 062 Weingartner Racing IronN/A1.94/1.50
4.125
No Pipe
N/A73/61144/113202/145236/158233/162233/165-----
Chevy Vortec 906 Weingartner Racing IronN/A1.94/1.50
4.125
No Pipe
N/A76/54137/106199/139239/152240/157241/159-----
Chevy Vortec 906 NPS IronN/A1.94/1.50
4.016
No Pipe
N/A62/43125/89178/119207/130225/134222/136-----
Chevy Vortec 906 Meaux Racing SF600 Iron170/-1.94/1.50
4.00
N/A-121/98179/124219/137221/146223/152-----
Chevy Vortec 906 Meaux Racing 3 Angle VJ and clean up SF600 Iron170/-1.94/1.50
4.00
N/A-134/107187/142223/157221/163------
Manufacturer
Part Number
Port/Vol
Int/Exh
Valve Size Int/Exh Comb. Chamber Vol .100 .200 .300 .400 .500 .600 .700 .800 .900 1.000 Average
Chevy Vortec 906 Ported Meaux Racing Level 2 SF600 IronN/A2.055/1.60
4.00
No Pipe
N/A-144/119192/170236/195264/207265/213271/216----
Chevy Vortec 906 CHW Iron170/641.94/1.50
-
No Pipe
6563/44127/93178/125212/140229/144224/146223/147----
Chevy Vortec 906 Ported CHW Iron178/642.05/1.60
-
No Pipe
6670/61143/115193/139230/165251/170241/177235/180----
Chevy Vortec 906 Ported Smithberg Racing Street Bowl SSR work Iron178/652.00/1.56
4.03
No Pipe
6667/52140/104200/143245/165250/184252/190-----
Chevy Vortec Scoggin-Dickey 170 Iron CHP170/A1.94/1.506357/40123/100174/139212/153210/160207/162-----
Chevy Vortec Scoggin-Dickey 180 Iron CHP180/-2.00/1.556571/53139/102182/131224/146248/161240/165-----
Chevy Vortec L30 059N/A1.84/1.50N/A68/47128/103179/138205/152221/163------
Chevy Vortec L31 Iron170/611.94/1.506458/43114/88173/125216/143225/149222/152-----
Chevy Vortec L31 885 Iron CCM170/611.94/1.50
-
No Pipe
6470/48138/101190/129227/140239/147229/151-----
Chevy Vortec L31 885 Iron CCM170/611.94/1.50
-
Pipe
6470/49139/105190/137227/151239/160229/162-----
Chevy Vortec L31 885 Ported Iron CHPN/A1.94/1.50N/A60/50128/101193/162224/181239/181------
Chevy Vortec L31 Tri-Mark Iron168/-1.94/1.506467/51129/98183/133218/146217/151216/152-----
Manufacturer
Part Number
Port/Vol
Int/Exh
Valve Size Int/Exh Comb. Chamber Vol .100 .200 .300 .400 .500 .600 .700 .800 .900 1.000 Average
Chevy Vortec L31 Tri-Mark Ported Stealth Iron173/-1.94/1.50N/A68/58134/117192/145224/146232/170238/171-----
Chevy Vortec L31 Tri-Mark Ported Super Stealth Iron184/-1.94/1.50N/A67/60142/115198/155236/170246/175251/181-----
Chevy Vortec Ported McCoyN/A-N/A----266/200------
Chevy Vortec / Bow Tie 421 Small Port Iron175/652.00/1.5565---225/152235/161236/163-----
Chevy Vortec / Bow Tie 431 Large Port Iron206/772.00/1.5565-----268/164-----
Chevy Vortec / Bow Tie Small Port Bob Iron175/642.00/1.55N/A67/53136/100182/128223/145251/152240/164240/166----
Chevy Vortec / Bow Tie Large Port Bob Iron206/772.00/1.55N/A63/50133/100182/134228/154258/168255/168261/169----
Chevy Vortec / Bow Tie Large Port Iron215/842.00/1.5566-----------
Chevy 364 18 Deg 248 RCR Super Truck Alum248/-2.14/1.6058-147/100231/167287/205324/237338/251343/257----
Chevy 580 18 Deg 245 RCR Super Truck Alum245/-2.15/1.62554/65-148/124223/180281/223325/238343/244346/247----
Chevy 364 / 580 18 Deg 236 CNC Chapman Alum236/-2.135/1.625
-
No Pipe
52/6571/54159/108224/182273/222305/238314/250323/260----
Chevy 364 / 580 18 Deg 246 CNC Chapman Alum246/-2.15/1.625
-
No Pipe
52/6568/52159/112227/175281/218319/235333/247342/255----
Manufacturer
Part Number
Port/Vol
Int/Exh
Valve Size Int/Exh Comb. Chamber Vol .100 .200 .300 .400 .500 .600 .700 .800 .900 1.000 Average
Chevy 364 / 580 18 Deg 256 CNC Chapman Alum256/-2.18/1.625
-
No Pipe
52/6672/54161/108233/182286/222321/238344/250348/260----
Chevy 364 / 580 18 Deg 266 CNC Chapman Alum266/-2.18/1.625
-
No Pipe
52/6671/51151/114226/180271/213323/240353/248358/255363/260---
Chevy 364 / 580 18 Deg 249 Ported Hutter Alum249/-2.15/1.62553/64-151/117232/163293/224322/244343/254347/261----
Chevy 18 Deg Ported ET Performance Alum257/-2.15/1.60
4.03
N/A74/49159/114231/177288/219323/238341/246-----
Chevy 18 Deg 247RS CNC Chapman Alum247/1052.15/1.625
-
No Pipe
47.572/51157/114228/180278/213317/240338/248342/255346/260---
Chevy 18 Deg 255RS CNC Chapman Alum255/1052.18/1.625
-
No Pipe
47.571/51150/114226/180277/213323/240347/248351/255354/260---
Chevy 18 Deg 270RS CNC Chapman Alum270/1052.18/1.625
-
No Pipe
47.571/51151/114226/180271/213323/240353/248358/255363/260---
Chevy 18 Deg 235 CNC M2 Race Systems Alum235/-2.15/1.625
4.03
48--219/182277/238320/254340/262337/268----
Chevy 18 Deg 255 CNC M2 Race Systems Alum255/-2.18/1.625
4.03
48--220/182279/238320/254351/262360/268----
Chevy 18 Deg 270 CNC M2 Race Systems Alum270/-2.18/1.625
4.03
52--211/172272/213315/236352/247375/254381/262---
Chevy 18 Deg CNC AlumN/A2.20/1.625N/A72/55151/111220/158275/218317/237353/250367/256371/262---
Chevy 15 Deg CNC AlumN/A2.15/1.625N/A72/53154/111227/152227/209326/240349/253353/259358/262---
Manufacturer
Part Number
Port/Vol
Int/Exh
Valve Size Int/Exh Comb. Chamber Vol .100 .200 .300 .400 .500 .600 .700 .800 .900 1.000 Average
Chevy 15 Deg CNC M2 Race Systems245/-2.18/1.625
4.03
50-----------
Chevy 615x 15 Deg 261 CNC Chapman Alum261/1002.18/1.625
-
No Pipe
5869/52149/110215/173278/215329/236363/249379/258391/261---
Chevy 615 15 Deg CNC Rons Porting Service Alum278/-2.18/1.62552-158/119227/170287/214335/245360/260366/270372/274---
Chevy 15X 15 Deg 246 CNC Slawko Alum246/1022.15/1.6032-------348/265350/267--
Chevy / GM Splayed Valve 12 Deg MBE PortN/A2.23/1.55
4.155
No Pipe
N/A-140/102221/150294/186354/232398/266414/273415/280425/278427/--
Chevy / GM Splayed Valve 10 Deg MBE PortN/A-
-
No Pipe
N/A---------436/--
Chevy 517 Canted Valve CNC Chapman Alum294/-2.18/1.625
-
No Pipe
4871/54157/114236/179299/224331/239355/249371/255375/258---
Chevy Canted Valve Ported ET Performance Alum285/-2.185/1.625
4.155
35-7264/47148/100228/142318/183375/214402/237414/250419/258422/263--
Chevy Canted Valve Ported Meaux Racing SF600 AlumN/A2.20/1.55
4.125
No Pipe
N/A-140/99213/150287/192335/228370/250387/261398/267---
Chevy Canted Valve 10 Deg Pro Stock Truck '01 - Darin Morgan AlumN/A2.23/-
4.20
35-145/-215/-285/-356/-400/-415/-425/-435/-442/--
Chevy / GM SB2.2 011 278 Ported GPTech Busch Alum278/-2.17/1.62548-152/104235/164300/202348/233379/249373/258----
Chevy / GM SB2.2 011 282 Ported GPTech Alum282/-2.18/1.62546-141/97226/147302/188355/224384/252390/260----
Manufacturer
Part Number
Port/Vol
Int/Exh
Valve Size Int/Exh Comb. Chamber Vol .100 .200 .300 .400 .500 .600 .700 .800 .900 1.000 Average
Chevy / GM SB2.2 011 275 Ported Neal Alum275/-2.15/1.6054-148/109235/148292/200335/221351/238356/253----
Chevy / GM SB2.2 011 282 Ported Neal Alum282/-2.15/1.62554-136/104217/139288/180335/219352/237352/246----
Chevy / GM SB2.2 011 287 Ported Neal Alum287/-2.17/1.6056-143/95222/137293/180340/213374/230388/243----
Chevy / GM SB2.2 Ported ET Performance AlumN/A2.215/1.60
4.155
N/A76/56151/114229/169300/214363/240390/250397/254400/255---
Chevy / GM SB2.2 267 CNC Chapman Alum267/-2.17/1.625
-
No Pipe
5770/52159/112238/171301/207347/233367/249369/259373/262---
Chevy / GM SB2.2 292 CNC Chapman Alum292/-2.17/1.625
-
No Pipe
5765/52145/113236/173307/207367/233385/249389/259391/262---
Chevy / GM SB2.2 Drag MBE Port 1 Alum312/-2.19/1.59
4.15
No Pipe
N/A70/45156/101240/139320/188377/230413/255426/266439/272---
Chevy / GM SB2.2 Drag MBE Port 2 Alum312/-2.19/1.59N/A---------450/--
Chevy / GM SB2.2 Drag MBE Port 3 I-55 E-55 SF600 Alum312/-2.18/1.60
4.155
No Pipe
N/A61/50142/107224/145305/191364/230406/257428/270437/278442/283--
Chevy / GM SB2.2 Hendricks - Meaux Racing SF600 AlumN/A2.18/1.60
4.125
No Pipe
N/A-142/107219/146289/184337/211359/236355/252356/263---
Chevy / GM SB2.2 Hendricks - Meaux Racing SF600 AlumN/A2.20/1.60
4.125
No Pipe
N/A-142/107219/146289/184337/211355/252356/263398/267---
Chevy / GM SB2.2 Hendricks - Darin Morgan SF600 AlumN/A2.18/1.60
-
No Pipe
N/A-132/90214/163299/200386/240410/260425/273442/278449/282451/287-
Manufacturer
Part Number
Port/Vol
Int/Exh
Valve Size Int/Exh Comb. Chamber Vol .100 .200 .300 .400 .500 .600 .700 .800 .900 1.000 Average
Chevy / GM SB2.2 DEI - Darin Morgan SF600 AlumN/A2.18/1.60
-
No Pipe
N/A-158/101231/142310/180365/212392/244397/263404/269---
Chevy / GM SB2.2 NASCAR '02 - Darin Morgan AlumN/A2.18/-
4.185
48-161/-236/-312/-371/-402/-405/-412/-415/-418/--
Chevy / GM SB2.2 NASCAR '05 - Darin Morgan AlumN/A2.18/-
4.185
38-145/-225/-300/-375/-415/-426/-443/-451/-453/--
Chevy / GM SB2.2 Darin Morgan AlumN/A2.20/-
4.20
38-152/-226/-305/-375/-418/-429/-446/-453/-456/--
Chevy / GM SB2.2 Comp Elim - Darin Morgan AlumN/A2.07/-
4.00
29.5-136/-227/-287/-348/-360/-371/-382/-384/-388/--
Chevy / GM SB2.2 CNC RFD AlumN/A2.20/1.58N/A64/61140/115228/159312/198368/229402/253418/265429/276436/283--
Chevy / GM SB2.2 CNC RFD AlumN/A2.20/1.5836-156/109240/145322/200376/231417/262422/273441/280453/282--
Chevy / GM ROx 667 Weld Tech Alum288/-2.18/1.6150-147/119224/174293/213336/241373/254382/262386/265---
Chevy / GM RO7 - Darin Morgan SF600 AlumN/A2.18/-N/A-143/-221/-307/-372/-408/-428/-446/-453/-459/--
AeroHead Iron CHP178/701.94/1.507360/48116/101162/141219/171225/185226/188-----
AFR 180 Street Old SF600 Alum180/-2.02/1.60
4.06
1 3/4" Pipe
68-74-129/108195/156240/178255/190260/194-----
AFR 180 Comp Old SF600 AlumN/A2.02/1.60
4.06
1 3/4" Pipe
74-144/102206/152245/190260/204268/211-----
Manufacturer
Part Number
Port/Vol
Int/Exh
Valve Size Int/Exh Comb. Chamber Vol .100 .200 .300 .400 .500 .600 .700 .800 .900 1.000 Average
AFR 180 Street SF600 Alum180/-2.02/1.60
4.06
1 3/4" Pipe
65-75-138/110198/158240/190260/207------
AFR 180 Comp SF600 AlumN/A2.02/1.60
4.06
1 3/4" Pipe
65-75-142/115203/165247/200270/217------
AFR 190 Alum CCMN/A2.02/1.60N/A71/67144/121208/157244/188262/202261/211-----
AFR 190 Vortec Alum190/642.02/1.60
4.06
1 3/4" Pipe
65-135/110213/158253/190276/207------
AFR 190 Street SF600 Alum190/642.02/1.60
-
No Pipe
68-74-129/108195/156240/178260/190262/194-----
AFR 190 Comp SF600 AlumN/A2.02/1.6074-135/110201/157243/180264/195276/208-----
AFR 195 OLD Out of Box Weingartner Racing Alum195/-2.02/1.60
4.125
No Pipe
N/A73/53146/108210/150258/176279/186273/191275/192279/193---
AFR 195 Street SF600 Alum195/642.02/1.60
4.06
1 3/4" Pipe
68-74-132/108198/156240/178260/190262/194-----
AFR 195 Comp SF600 AlumN/A2.02/1.60
4.06
1 3/4" Pipe
74-135/110201/157249/180275/195280/208-----
AFR 195 Eliminator Street SF600 Alum195/-2.05/1.6075-137/110194/158240/190270/207286/215-----
AFR 195 Eliminator David Vizard Alum195/652.05/1.607575/57139/113198/160250/190277/207292/216295/220----
AFR 195 Eliminator Comp SF600 Alum195/-2.08/1.6075-140/115202/165248/200280/217300/225-----
Manufacturer
Part Number
Port/Vol
Int/Exh
Valve Size Int/Exh Comb. Chamber Vol .100 .200 .300 .400 .500 .600 .700 .800 .900 1.000 Average
AFR 195 Eliminator Comp Out of Box Hemphill Racing SF600 Alum195/-2.08/1.60
4.04
No Pipe
7565/53150/116211/175255/208285/219305/219-----
AFR 195 Eliminator Street V2 SF600 Alum195/642.05/1.60
4.06
1 3/4" Pipe
55/65-146/119201/166247/197275/213------
AFR 195 Eliminator Comp V2 SF600 Alum195/642.08/1.60
4.06
1 3/4" Pipe
65/75-151/125211/172260/207293/224308/233-----
AFR 210 Eliminator #1103 Chad Speier AlumN/A2.08/-
4.155
N/A-141/-200/-249/-285/-300/-294/-290/----
AFR 210 Eliminator Dr Js Performance AlumN/A2.10/1.625
-
1 3/4" Pipe
N/A70/57147/112201/157245/190266/201267/206267/210----
AFR 210 Eliminator CNC Dr Js Performance AlumN/A2.10/1.625
-
1 3/4" Pipe
N/A76/58148/117203/165252/210286/234304/250315/258----
AFR 210 Race Old SF600 Alum210/802.08/1.60
4.125
1 7/8" Pipe
76-135/112197/145245/185273/205282/215285/220----
AFR 210 Race Old Meaux Racing AlumN/A2.08/1.60
-
No Pipe
N/A-140/110198/152247/178284/192289/197296/201294/203---
AFR 210 Race Old Ported Meaux Racing AlumN/A2.08/1.60
-
No Pipe
N/A-161/119218/159262/188293/203307/208312/213315/215316/216--
AFR 210 Street SF600 Alum210/802.08/1.60
4.125
1 7/8" Pipe
76-139/110199/158249/192279/210295/220301/224----
AFR 210 Comp SF600 Alum210/802.08/1.60
4.125
1 7/8" Pipe
76-147/120206/166257/214290/225308/235312/240----
AFR 210 CNC Meaux Racing Out of Box Alum210/802.08/1.60
4.00
No Pipe
N/A-130/115185/154233/182270/196280/205284/212283/216---
Manufacturer
Part Number
Port/Vol
Int/Exh
Valve Size Int/Exh Comb. Chamber Vol .100 .200 .300 .400 .500 .600 .700 .800 .900 1.000 Average
AFR 210 CNC Out of Box Alum210/802.08/1.60N/A-144/118202/167249/198278/207284/210280/212----
AFR 210 CNC Out of Box Weingartner Racing Alum210/-2.08/1.60
4.125
No Pipe
N/A70/55140/111199/150248/185276/206282/216291/221289/224---
AFR 210 massaged Chad Speier Alum208/-2.08/1.612566-161/119218/159262/188293/203307/208312/213315/215316/216--
AFR 210 Race V2 SF600 Alum210/802.08/1.60
4.06
1 3/4" Pipe
65-75-145/110199/158255/192292/210309/220-----
AFR 210 Comp V2 SF600 Alum210/802.08/1.60
4.06
1 3/4" Pipe
65-75-147/120201/166257/214296/225318/235-----
AFR 220 Race SF600 Alum220/802.08/1.60
4.125
1 7/8" Pipe
76-132/112190/145248/185280/205286/215292/220----
AFR 220 Comp SF600 Alum220/802.08/1.60
4.125
1 7/8" Pipe
76-135/112198/150255/190290/207298/220303/230----
AFR 220 Eliminator Comp SF600 Alum220/-2.10/1.6065-150/126207/178260/215296/236322/247331/251----
AFR 220 Eliminator Comp Out of Box Meaux Racing SF600 Alum220/-2.10/1.60
4.125
No Pipe
N/A-145/117195/171244/207283/223303/230304/233303/235---
AFR 220 Eliminator Race Alum220/-2.10/1.60
4.125
1 7/8" Pipe
65-75-155/116210/162260/204295/220312/229-----
AFR 220 Eliminator Comp Alum220/-2.10/1.60
4.125
1 7/8" Pipe
65-75-145/120207/166263/214299/225324/240329/245----
AFR 227 Race Old SF600 Alum227/802.10/1.60
4.125
1 7/8" Pipe
N/A-135/112192/145250/185288/205292/215295/220----
Manufacturer
Part Number
Port/Vol
Int/Exh
Valve Size Int/Exh Comb. Chamber Vol .100 .200 .300 .400 .500 .600 .700 .800 .900 1.000 Average
AFR 227 Comp Old SF600 Alum227/802.10/1.60
4.125
1 7/8" Pipe
N/A-138/112207/150258/190294/207302/220309/230----
AFR 227 Street 60/40 SF600 Alum227/802.10/1.60
4.125
1 7/8" Pipe
N/A-148/114210/162259/204292/220305/229-----
AFR 227 Comp 60/40 SF600 Alum227/802.10/1.60
4.125
1 7/8" Pipe
N/A-153/120214/167265/214298/230315/238-----
AFR 227 Comp 60/40 Out of Box AlumN/A2.10/1.60
-
No Pipe
N/A-154/114208/165264/205304/223325/232-----
AFR 227 Eliminator CNC Out of Box Weingartner Racing Alum210/-2.10/1.60
4.125
No Pipe
N/A75/61160/123217/170269/208303/220322/227321/233322/234---
AFR 227 Street 60/40 V2 SF600 Alum227/802.10/1.60
4.125
1 7/8" Pipe
65-75-148/114210/162261/204296/220312/229318/237----
AFR 227 Comp 60/40 V2 SF600 Alum227/802.10/1.60
4.125
1 7/8" Pipe
65-75-152/120212/167265/214300/230319/238327/243----
AFR 235 Eliminator CNC 60/40 SF600 Alum235/-2.125/1.60
4.125
1 7/8" Pipe
70-80-159/120221/175270/214305/235324/247334/254340/256---
AFR 235 Eliminator CNC Out of Box Weingartner Racing Alum235/-2.125/1.60
4.125
No Pipe
7079/58169/117236/172274/205306/221322/231333/237339/241341/245--
AFR 235 Out of Box Dr Js Perfomance Alum235/-2.125/1.60
4.155
7066/-144/-209/-259/-290/-312/-323/-329/-327/-319/--
AFR 235 Out of Box CHW Alum235/-2.125/1.60
-
No Pipe
N/A72/58162/110216/167260/185292/205308/216319/221327/224---
AFR 23 Deg 215 RR SF600 Alum215/802.10/1.60
4.125
1 7/8" Pipe
76-150/112220/150276/190308/207315/220325/230----
Manufacturer
Part Number
Port/Vol
Int/Exh
Valve Size Int/Exh Comb. Chamber Vol .100 .200 .300 .400 .500 .600 .700 .800 .900 1.000 Average
AFR 245 CNC 60/40 Alum245/802.125/1.60N/A-165/120232/175278/214310/235330/247341/252350/----
AFR 245 Eliminator CNC Alum245/-2.125/1.60
4.125
1 7/8" Pipe
70-80-165/128232/181278/214310/235330/247341/254350/256---
AFR 18 Deg GM SF600243/100-65-147/109219/160273/204319/230329/246340/255----
AFR 285 15 Deg Alum285/-2.16/1.6050-53-----------
AFR 305 15 Deg I-55 E-55 Alum305/-2.20/1.6050-53-----------
AFR 325 13.5 Deg Alum325/-2.236/1.595
-
1 7/8" Pipe
50-141/114211/160286/196347/225398/253438/276452/298453/309--
AJPE 23 Deg 250250/-2.15/1.525
4.03
No Pipe
54-148/106221/153281/193318/223328/232336/238347/----
AJPE 23 Deg 283283/-2.18/1.60
4.125
No Pipe
61-142/103221/143281/205325/222347/230364/238369/248374/---
AJPE 18 Deg 250250/-2.125/1.60
4.03
No Pipe
N/A-145/114216/164267/217303/243325/251336/255----
AJPE 18 Deg 270270/-2.18/1.60
4.125
No Pipe
N/A-148/114225/164275/217314/243352/251356/255----
AJPE 18 Deg 279279/-2.20/1.625
4.125
No Pipe
N/A-143/111223/166278/225319/245353/255368/260----
AJPE 12 Deg 280 Weingarter Racing Brez280/-2.10/1.625
4.155
No Pipe
N/A68/46129/78201/123272/167323/195354/216358/231359/240---
Manufacturer
Part Number
Port/Vol
Int/Exh
Valve Size Int/Exh Comb. Chamber Vol .100 .200 .300 .400 .500 .600 .700 .800 .900 1.000 Average
AJPE 13 Deg Canted Valves Billet344/1142.25/1.65
4.125
2.1" Pipe
53-125/105196/159268/216326/255375/284410/305420/319---
All PRO II-13 Ported Jones Engineering AlumN/A2.20/1.625N/A-165/124245/204299/248343/272364/278386/292----
All PRO RE-13 Ported Jones Engineering AlumN/A2.20/1.62547-146/110221/161291/216348/239388/248408/251409/253---
All PRO RE-13 Ported Jones Engineering AlumN/A2.20/1.62547-136/101222/154295/209354/239395/257415/266422/273428/277--
All PRO RE-18 Ported Rons Porting Servive Alum274/-2.15/1.62542-57-165/128239/183290/236318/268341/274354/280----
All PRO RE-15 Ported AlumN/A2.19/1.60N/A-164/128228/211281/247327/268353/278369/282----
All PRO LM-13 Deg Ported Alum270/-2.18/1.6035-50-155/120232/180296/230340/246362/255372/263----
All PRO LM-13 Deg Ported Alum278/-2.18/1.62535-50-150/124232/204298/248342/272367/278378/292----
All PRO 13 Deg CNC MBE Sprint Car AlumN/A-N/A68/47135/96211/152290/202344/239382/259397/271406/278413/280420/281-
All PRO 13 Deg CNC Jones Engineering Alum282/-2.18/1.62547-147/112232/164306/223351/246386/252392/258----
All PRO 13 Deg CNC Jones Engineering Alum292/-2.20/1.6047-150/113228/164290/219339/246374/256391/262396/266---
All PRO 305-4 13 Ported Alum305/-2.25/1.60N/A-159/115223/192284/239343/261382/275404/283414/287---
Manufacturer
Part Number
Port/Vol
Int/Exh
Valve Size Int/Exh Comb. Chamber Vol .100 .200 .300 .400 .500 .600 .700 .800 .900 1.000 Average
All PRO 13.5 Deg CNC Jones Engineering 75/135 Alum306/-2.23/1.6049-148/117231/169297/218346/246378/258392/265----
All PRO 13.5 Deg CNC Jones Engineering 95/150 Alum306/-2.23/1.6049-138/117213/169279/218333/246383/258410/265418/268---
All PRO 272 22 Deg Ported Jones Engineering Alum278/-2.18/1.6068-149/118217/172276/221321/239357/246371/251----
All PRO 23 Deg Ported Alum219/-2.10/1.6060-74-151/109219/165266/221288/243308/250314/253----
All PRO 23 Deg Ported Jones Engineering Alum242/-2.125/1.6070-156/108210/169266/216311/230333/238340/243----
All PRO 23 Deg Ported Kelford Cams 360 SprintCar AlumN/A2.125/1.625N/A88/47162/104224/158268/222300/239324/247331/255----
All PRO 23 Deg Ported Rons Porting Service Alum245/-2.18/1.62574-153/123212/172272/210322/239358/251379/258382/261---
All PRO 23 Deg Rolled to 16.8 Deg Ported BES Alum288/-2.18/1.62543.5-114/91205/176268/233314/262353/286374/302381/311381/317--
All PRO 23 Deg RR 245 Ported BES AlumN/A2.18/1.625
4.155
N/A-122/112187/165250/218301/248339/264362/274368/279371/280--
Avenger 180 23 Deg Alum180/722.02/1.6060/6864/60128/110178/150227/188258/204270/215270/215270/215---
Avenger 190 23 Deg Alum190/-2.02/1.6060/6764/61128/115181/150227/190260/209277/227280/231280/231---
Avenger 210 23 Deg Alum210/802.055/1.6060/6769/61139/115194/150240/190277/209299/227304/234304/234---
Manufacturer
Part Number
Port/Vol
Int/Exh
Valve Size Int/Exh Comb. Chamber Vol .100 .200 .300 .400 .500 .600 .700 .800 .900 1.000 Average
Avenger 15 Deg Alum290/902.18/1.6061/6979/62159/120223/167290/218335/232361/240372/248381/255---
BMF 18 Deg 238 CNC Alum238/902.15/1.6066--241/178299/223340/236348/243350/247351/250353/251--
BMF 18 Deg 248 CNC Alum248/902.15/1.6066--239/178302/223344/236352/243362/247365/250365/251--
BMF 18 Deg 260 CNC Alum260/902.15/1.6066--242/178300/223342/236361/243369/247370/250370/251--
BMF 18 Deg CNC OLD Alum268/902.18/1.60N/A-145/131208/177266/215313/242338/253351/260368/262---
BMF 18 Deg 268 CNC Alum268/902.18/1.6066--242/178300/223342/236369/243375/247379/250382/251--
BMF 18 Deg 268 CNC Out of Box Meaux Racing SF600 Alum268/902.18/1.60
4.125
No Pipe
N/A-149/111218/158272/199317/229337/241339/-343/-349/265--
BMF SBX 4.5 Bore CNC Darin Morgan SF600 AlumN/A2.30/1.65
-
No Pipe
N/A-159/-244/-319/-386/-432/-447/-463/-469/-478/--
Brodix CARB Legal Alum170/-2.02/1.6067-132/93185/134217/159215/174212/180-----
Brodix 305 Sprint Race Saver Ported Smithberg RacingN/A1.94/1.60
3.91
No Pipe
N/A77/52151/95203/132219/160234/176239/184-----
Brodix SP CH Alum215/-2.08/1.6067-121/92176/134223/158249/172261/179269/182----
Brodix DS 225 23 Deg Alum225/-2.08/1.60N/A-142/115212/154260/183287/199302/204304/210----
Manufacturer
Part Number
Port/Vol
Int/Exh
Valve Size Int/Exh Comb. Chamber Vol .100 .200 .300 .400 .500 .600 .700 .800 .900 1.000 Average
Brodix BP HH 23 Deg 40/60 I-50 E-45 Alum229/-2.125/1.6068-139/122205/166257/200300/219319/227325/236----
Brodix BP HH RO 225 23 Deg 40/60 I-52 E-55 Alum225/-2.15/1.57N/A-142/103205/143259/182303/206327/222335/238----
Brodix BP HH RO 234 23 Deg 40/60 I-52 E-55 Alum234/-2.15/1.57N/A-130/103199/143258/182305/206332/222345/238----
Brodix HH 234 Out of Box Weingartner Racing Alum234/-2.15/1.57
4.155
No Pipe
N/A-132/95186/134248/176293/204318/219339/229338/235335/238335/--
Brodix -8 STD FSH CARB Legal Alum185/-2.08/1.6067-134/106191/135229/152233/159------
Brodix -8 STD or SP 23 Deg Alum194/-2.08/1.60
-
No Pipe
67-134/109191/138230/155240/161------
Brodix -8 PRO 23 Deg Alum185/-2.02/1.60
-
No Pipe
67-134/106191/135230/153240/160------
Brodix -8 STD 23 Deg Ported ET Performance Alum215/-2.08/1.60
4.155
7369/53136/92198/175248/207283/227287/237290/240----
Brodix -10 STD or SP 23 Deg Alum210/-2.08/1.6067-145/109195/139240/155253/161262/166262/168----
Brodix -10 WP SP RI 23 Deg Jones Engineering 40/60 I-45 E-45 Alum240/-2.125/1.6071-151/114223/156273/207304/230324/240332/245----
Brodix -10 WP SP X - 231 23 Deg Alum231/-2.10/1.6069-152/115222/167268/210297/227313/230320/234----
Brodix -10 WP SP X - 233 23 Deg Alum233/-2.125/1.6074-151/115223/167269/210300/227318/230329/234----
Manufacturer
Part Number
Port/Vol
Int/Exh
Valve Size Int/Exh Comb. Chamber Vol .100 .200 .300 .400 .500 .600 .700 .800 .900 1.000 Average
Brodix -10 WP SP X AP 23 Deg Alum230/-2.125/1.6065-156/107218/155271/194309/239336/251352/258----
Brodix -10 CNC Jones Engineering Alum240/-2.125/1.6071-151/114223/156273/207304/230324/240332/245----
Brodix -11 STD or SP 23 Deg Alum221/-2.08/1.6067-132/109188/138232/155260/161256/166258/167----
Brodix -11 STD X 23 Deg 40/60 Alum225/-2.08/1.6067-133/90191/126235/158272/184283/200285/208----
Brodix -11 SP X ASCS/SUPR Alum215/-2.08/1.6067-130/100187/132232/162265/185267/201270/210----
Brodix -11 SP X ASCS 3V Performance AlumN/A2.08/1.60N/A74/67156/125212/172255/193272/201280/201-----
Brodix -11 SP X ASCS Chad Speier Worked AlumN/A2.08/1.60N/A-142/-211/-260/-290/-299/-292/-292/-291/---
Brodix -11 SP X ASCS CNC smeg AlumN/A2.08/1.60N/A-132/-186/-235/-277/-300/-309/-310/-310/---
Brodix -11 SP X 23 Deg 40/60 Alum225/-2.08/1.6067-133/103191/137235/166272/188283/201285/211----
Brodix -11 KC SP X 23 Deg 40/60 Alum231/-2.10/1.6067-146/113203/149253/177293/198314/228316/236----
Brodix -12 WP SP RI - 247 15 Deg CNC 40/60 Alum247/-2.15/1.6060-152/120230/170284/216316/233326/240330/248----
Brodix -12 WP SP RI - 262 15 Deg CNC 40/60 Alum262/-2.15/1.6060-150/120228/170282/216322/233330/240335/248----
Manufacturer
Part Number
Port/Vol
Int/Exh
Valve Size Int/Exh Comb. Chamber Vol .100 .200 .300 .400 .500 .600 .700 .800 .900 1.000 Average
Brodix -12 WP SP RI MC 15 Deg CNC 58/107 Alum262/-2.17/1.6061-155/117224/177282/218329/231335/240347/247----
Brodix -12 KC SP B 15 Deg CNC 40/60 Alum287/-2.15/1.6061-155/120230/168285/216320/232343/240354/247----
Brodix -12 STS SP WB MC 15 Deg CNC 70/125 Alum305/-2.20/1.6069-159/106233/145290/190334/221361/235372/247----
Brodix -12 15 Deg 288 CNC Chapman Alum288/-2.20/1.625
-
No Pipe
58.573/51163/112238/173293/219325/238362/242363/251----
Brodix -12 RVR 15 Deg Jones Engineering70/125 Alum285/-2.18/1.6077-152/108231/149292/204339/236360/245375/252375/255---
Brodix -12X12 WP SP B - 275 12 Deg CNC Alum275/-2.15/1.6060-166/112236/156293/188333/237344/249346/255----
Brodix -12X12 WP SP B - 286 12 Deg CNC Alum286/-2.18/1.6060-154/112228/156289/188334/237357/249360/255----
Brodix -12X12 WP SP B - 296 12 Deg CNC Alum296/-2.18/1.6060-165/112230/156291/188338/237358/249376/255----
Brodix -12X12 WP SP B - 299 12 Deg CNC Alum299/-2.20/1.6060-154/119228/158290/216343/245375/254388/258399/263---
Brodix -12X12 15 Deg 272 CNC Chapman Alum272/-2.18/1.625
-
No Pipe
5673/54160/109234/171292/210330/232355/241359/250368/255---
Brodix -12X12 15 Deg 292 CNC Chapman Alum292/-2.20/1.625
-
No Pipe
61.573/54151/109224/171287/210337/232365/241383/250393/255---
Brodix -13 KC 13 Deg Ported 85/134 Alum283/-2.18/1.62547-159/113239/164307/213352/236359/247364/258370/263---
Manufacturer
Part Number
Port/Vol
Int/Exh
Valve Size Int/Exh Comb. Chamber Vol .100 .200 .300 .400 .500 .600 .700 .800 .900 1.000 Average
Brodix 13 Deg LMD CNC Rons Porting Service I-50 E-45 85/134 Alum285/-2.18/1.62543-161/126243/182308/220353/248378/262382/270385/275387/278--
Brodix 13 Deg LMD Jones Engineering I-45 E-45 85/134 Alum282/-2.18/1.62543-158/110234/156302/219349/243371/260377/267385/271---
Brodix -15 WP SP / STD 15 Deg Ported 58/107 Alum267/-2.18/1.62551-156/111225/164275/223327/245358/254362/259----
Brodix 15 Deg CNC Alum262/-2.15/1.6060-153/120228/170282/216322/233332/240340/252----
Brodix 15 Deg CNC Jones Engineering I-45 E-45 Alum261/-2.18/1.6051-156/111225/164275/223327/245358/254362/259----
Brodix 15 Deg CNC Rons Porting Service Alum297/-2.20/1.6069-155/125230/175290/210340/232375/241386/251----
Brodix -16 KC STD 16 Deg 58/107 Alum269/-2.18/1.62549-142/119211/161277/198332/233367/252379/261----
Brodix 16 Deg CNC Jones Engineering I-45 E-45 Alum267/-2.18/1.6048-161/101231/149291/211337/237360/253371/263375/268---
Brodix -18 STD X 18 Deg 40/60 Alum244/-2.14/1.6068-157/106212/145260/179303/195319/205325/211----
Brodix -18 STD X 18 Deg M2 Race Systems CNC 40/60 Alum254/-2.14/1.60
4.125
68-145/110214/154261/206303/224328/231336/237----
Brodix -18 SP X 18 Deg 40/60 Alum244/-2.14/1.6068-157/122212/164260/200303/217319/226325/233----
Brodix -18 SP X 18 Deg CNC M2 Race Systems 40/60 Alum253/-2.14/1.60
4.125
68-145/119214/158261/196303/232328/243336/250----
Manufacturer
Part Number
Port/Vol
Int/Exh
Valve Size Int/Exh Comb. Chamber Vol .100 .200 .300 .400 .500 .600 .700 .800 .900 1.000 Average
Brodix -18 SP X 18 Deg Ported Jason 40/60 Alum258/-2.15/1.60N/A-144/127203/175261/216306/233334/240351/245359/248---
Brodix -18 SP 18 Deg 262 CNC Chapman 40/60 Alum262/-2.15/1.625
-
No Pipe
5672/52161/108225/174273/223314/246335/257348/263----
Brodix -18 WP SP C 18 Deg CNC 58/107 Alum254/-2.18/1.62556-157/112230/167280/209329/227360/238367/245----
Brodix -18 KC SP C 18 Deg 58/107 Alum254/-2.18/1.62556-163/119232/172288/214335/233351/242360/250----
Brodix -18 WP SP C AP 18 Deg CNC 58/107 Alum266/-2.18/1.62556-154/134224/175278/241328/261369/270395/274----
Brodix 18 Deg Busch Ported ET Performance Alum257/-2.15/1.60
4.03
52.574/49159/114231/177288/219323/238340/246-----
Brodix 18 Deg Ported ET Performance Alum260/-2.14/1.60
4.155
52.571/54143/106220/159283/213326/239349/251356/257362/264---
Brodix 18 Deg CNC Rons Porting Service 262 Alum262/-2.18/1.62553-156/129225/188281/232331/243350/248360/250362/252---
Brodix 18 Deg CNC Rons Porting Service 278 Alum278/-2.18/1.62553-150/125220/180281/224331/240362/248380/251385/254---
Brodix 18 Deg CNC AP Alum266/-2.18/1.62557-154/113224/162278/224328/241369/248395/254----
Brodix 18 Deg Ported Meaux Racing SF600 Alum256/992.18/1.625
4.125
No Pipe
48.5-139/124218/192281/228321/246343/252351/258358/262362/265--
Brodix Track 1 Alum CHPN/A2.08/1.60N/A60/48115/106166/147209/178246/191267/200-----
Manufacturer
Part Number
Port/Vol
Int/Exh
Valve Size Int/Exh Comb. Chamber Vol .100 .200 .300 .400 .500 .600 .700 .800 .900 1.000 Average
Brodix Track 1 Alum215/-2.08/1.6069-128/111183/149229/179268/193269/207-----
Brodix Track 1 227 CNC Out of Box Weingartner Racing227/-2.08/1.60
4.125
No Pipe
N/A70/58146/114214/163268/205298/221312/227318/235----
Brodix Track 1 23 Deg Ported Alum215/-2.08/1.6068-147/110213/142258/180288/213290/225294/231----
Brodix Track 1 23 Deg CNC M2 Race Systems Alum215/-2.08/1.60
4.03
68-151/116219/150263/185291/208294/219296/227----
Brodix Track 1 23 Deg CNC M2 Race Systems Alum227/-2.08/1.60
4.125
68-145/116207/150260/185297/208305/219309/227----
Brodix Track 1 23 Deg Alum221/-2.08/1.6067-124/103179/138228/164264/178276/186279/190----
Brodix Track 1 23 Deg Ported BHPerformace AlumN/A-
-
No Pipe
N/A68/60134/115198/162257/192301/206318/218330/227----
Brodix Track 1X 23 Deg 40/60 Alum222/-2.10/1.6068-152/113213/152262/173285/185287/192292/195----
Brodix Track 1X 23 Deg CNC 40/60 Rons Porting Service Alum236/-2.125/1.6069-155/119224/163279/194308/210326/226331/235333/242---
Brodix Track 1 40/60 Valve Spacing 23 Deg AlumN/A2.125/1.60N/A-138/106199/145253/182294/209318/224325/233----
Brodix STS Track 1 23 Deg Alum215/-2.08/1.6068-150/116213/150258/185285/208303/219305/227----
Brodix KC Track 1 23 Deg Alum227/-2.08/1.6068-154/116223/150270/185303/208312/219316/227----
Manufacturer
Part Number
Port/Vol
Int/Exh
Valve Size Int/Exh Comb. Chamber Vol .100 .200 .300 .400 .500 .600 .700 .800 .900 1.000 Average
Brodix STS Track 1 23 Deg CNC I-50 E-45 40/60 Alum233/-2.125/1.6068-139/106200/145254/181296/209319/224326/233----
Brodix JJ 180 23 Deg Alum180/-2.02/1.6067-138/97194/129234/155243/171245/179-----
Brodix JJ 200 23 Deg Alum200/-2.05/1.6067-125/97182/129227/155260/171266/179-----
Brodix JJ 210 CNC 23 Deg Alum210/-2.08/1.6076-148/110217/166260/200278/214284/219287/224----
Brodix IK 180 23 Deg Alum180/-2.02/1.6064/70-138/112188/149234/167243/175245/178-----
Brodix IK 180 23 Deg PHPerformance Alum180/-2.02/1.6070-143/112195/149227/167242/175250/178251/-----
Brodix IK 180 23 Deg Ported PHPerformance Alum198/-2.02/1.60
-
No Pipe
7071/59149/128210/168262/189288/198292/203290/204----
Brodix IK 200 23 Deg Alum200/-2.02/1.6064/70-123/100181/145230/164253/171261/176262/177----
Brodix IK 200 23 Deg Out of Box Weingartner Racing Alum200/-2.02/1.60
4.155
No Pipe
N/A62/46125/94171/134223/157235/166260/172262/173----
Brodix IK 210 23 Deg Ported Alum210/-2.08/1.6075-148/110217/166260/200278/214284/219287/224----
Brodix RR 180 23 Deg Alum180/-2.02/1.6064/67-138/97194/129234/155243/171245/179-----
Brodix RR 180 23 Deg CNC CC Alum180/-2.02/1.6064/67-142/113199/153238/171241/179241/184-----
Manufacturer
Part Number
Port/Vol
Int/Exh
Valve Size Int/Exh Comb. Chamber Vol .100 .200 .300 .400 .500 .600 .700 .800 .900 1.000 Average
Brodix RR 200 23 Deg Alum200/-2.055/1.6064/67-125/97182/129227/155260/171266/179-----
Brodix RR 200 23 Deg CNC CC Alum200/-2.055/1.6064/67-141/113221/153242/171265/179272/183-----
Brodix CV SP 265 Alum265/-2.20/1.6054-159/109232/145293/188347/221379/237395/244----
Brodix CV SP 330 Alum330/-2.25/1.6054-165/116243/158305/193350/234376/245392/254----
Brodix 13 Deg CNC Jones Engineering Alum282/-2.18/1.6043-158/110234/156302/219349/243371/260377/267385/271---
Brodix BP AK 13 Deg 270 95/150 Alum270/-2.18/1.6052-154/110236/161298/213333/238361/248376/258----
Brodix BP AK 13 Deg 285 95/150 Alum285/-2.18/1.6052-157/110239/161298/213339/238369/248382/258----
Brodix WP LM 12 Deg 85/134 Alum300/-2.18/1.62549-155/111236/155305/215352/243375/254384/263387/270---
Brodix FF 13 Deg Ported Jones Engineering 88/184 I-45 E-45 Alum290/-2.20/1.6049-159/114238/155304/194356/237377/253386/260389/265---
Brodix FF 10 Deg Ported Jones Engineering 110/184 Alum300/-2.23/1.6045-145/104228/161304/209365/238397/252401/258404/264---
Brodix BD 1000 12 Deg 275 Weld Tech Alum275/-2.15/1.6067-166/112236/156293/188333/237344/249346/255----
Brodix BD 1000 12 Deg 286 Weld Tech Alum286/-2.18/1.6067-154/112228/156289/188334/237357/249360/255----
Manufacturer
Part Number
Port/Vol
Int/Exh
Valve Size Int/Exh Comb. Chamber Vol .100 .200 .300 .400 .500 .600 .700 .800 .900 1.000 Average
Brodix BD 1010 12 / 13.5 Deg CNC 58/125 Alum299/-2.20/1.6064-152/117229/162292/220343/245375/255388/260----
Brodix BD 1010 12 Deg CNC Jones Engineering 95/150 Alum282/-2.18/1.6044-153/110231/162295/221342/243370/252392/258399/261---
Brodix BD 2000 12 / 13.5 Deg CNC 85/125 Alum285/-2.20/1.5874-157/109238/152302/205353/232381/241399/250----
Brodix BD 2000 CNC Out of Box - Darin Morgan SF600 85/125 AlumN/A2.20/1.60
-
No Pipe
N/A-168/104237/141301/194344/223377/237400/241397/242381/244380/245-
Brodix BD 2000 Ported TEA 85/125 Alum285/--N/A73/59159/115230/187290/254342/277371/289391/295399/301---
Brodix BD 2300 13.5 Deg CNC 95/150 Alum311/-2.23/1.6049-150/113223/164275/219331/246382/256401/260417/267---
Brodix BD 2300 13.5 Deg CNC Jones Engineering 95/150 Alum312/-2.20/1.6049-137/113226/164304/219363/246394/256410/262421/267---
Brodix BD 4510 12 Deg 4.5 BS CNC Jones Engineering 95/150 I-45 E-45 Alum292/-2.18/1.6049-156/107243/155311/202383/234385/247399/253406/255---
Brodix WP BD 4510 12 Deg 4.5 BS CNC 88/184 I-45 E-45 Alum292/-2.20/1.6050-159/114243/155307/196356/229378/251390/258402/263---
Brodix WP FF 13 Deg 4.5 BS CNC 88/184 Alum290/-2.20/1.6049-159/114238/155304/194356/237377/253386/260389/265---
Brodix DR 1213 12.5 / 13.5 Deg CNC Jones Engineering Alum315/-2.23/1.6049-141/105221/159295/210351/237396/252421/262435/268---
Brodix 1213 12.5 / 13.5 Deg CNC RFD Alum318/-2.25/1.60N/A-180/155258/202314/246360/276410/283421/286433/288446/290--
Manufacturer
Part Number
Port/Vol
Int/Exh
Valve Size Int/Exh Comb. Chamber Vol .100 .200 .300 .400 .500 .600 .700 .800 .900 1.000 Average
Brodix GB 2000 WP 286 13.5 Deg CNC 85/125 Alum286/-2.20/1.5876-157/109238/152302/205353/232381/241399/250----
Brodix GB 2000 13.5 Deg Ported TEA 85/125 Alum285/--N/A78/59170/115244/187304/254349/277375/289387/295399/301---
Brodix GB 2200 WP 282 13.5 Deg CNC 85/125 Alum282/-2.20/1.5876-150/104223/158286/210336/235368/246383/252----
Brodix GB 2200 WP 282 + 30 13.5 Deg CNC 85/125 Alum282/-2.20/1.5876-150/104224/158289/210337/235371/246396/252----
Brodix GB 2200 13.5 Deg 282 CNC Jones Engineering 85/125 Alum282/-2.20/1.5869-150/104223/158286/210336/235368/246383/252----
Brodix GB 2200 13.5 Deg 291 CNC Jones Engineering 85/125 Alum291/-2.20/1.5869-152/104228/158292/210339/235373/246390/252----
Brodix GB 2300 WP 309 13.5 Deg CNC 75/125 Alum309/-2.20/1.5876-153/100231/151286/216342/243374/250394/253----
Brodix GB 2300 13.5 Deg CNC RFD 75/125 AlumN/A2.22/1.6048-188/140255/170312/240357/255399/280418/284430/289439/290--
Brodix GB 2300 13.5 Deg CNC M2 Race Systems 75/125 Alum317/-2.20/1.58
4.155
4674/63167/135225/186280/224327/240364/244388/245401/245---
Brodix GB 2300 13.5 Deg 309 CNC Jones Engineering 75/125 Alum309/-2.20/1.5849-153/100231/151286/216342/243374/250394/253----
Brodix GB 2300 13.5 Deg 311 CNC Jones Engineering 75/125 Alum311/-2.20/1.5849-155/121234/177296/232344/245380/252395/256----
Brodix GB 2300 13.5 Deg 311 CNC Jones Engineering 95/150 Alum311/-2.23/1.6049-150/113223/164275/219331/246382/256401/262417/267---
Manufacturer
Part Number
Port/Vol
Int/Exh
Valve Size Int/Exh Comb. Chamber Vol .100 .200 .300 .400 .500 .600 .700 .800 .900 1.000 Average
Brodix GB 2400 13.5 Deg 320 CNC Jones Engineering 95/150 Alum320/-2.23/1.6050-152/110227/148279/200342/234390/248404/254419/264---
Brodix GB 2400 WP 13.5 Deg CNC 75/150 Alum325/-2.20/1.5853-----------
Brodix GB 2500 13.5 Deg CNC MBE Dirt AlumN/A2.20/1.60
-
No Pipe
N/A63/48138/101214/146284/197342/231388/251411/261419/270422/272425/271-
Brodix GB 2500 13.5 Deg CNC MBE I-55 E-55 SF600 Alum319/-2.23/1.60
4.155
No Pipe
N/A-133/98223/146300/188357/220401/248430/260445/270446/273--
Brodix GB 2500 12.5 / 13.5 Deg CNC RFD Alum318/-2.25/1.6042-180/155258/202314/246360/276410/283421/286433/288446/290--
Brodix Canted Valve Ported Bullet Cylinder Heads AlumN/A2.20/1.60N/A80/92161/163228/206283/219332/223366/235389/240401/255411/260--
Canfield CCM Alum195/-2.02/1.607261/51128/103191/143238/170271/189254/200-----
Canfield 23-500-65 SF600 Alum195/-2.055/1.60
4.03
1 3/4" Pipe
6572/53145/107201/143247/175258/190259/200259/203----
Canfield 23-550-65 Alum215/-2.08/1.60
4.125
Pipe
N/A62/43141/112207/152255/173270/184279/195283/213----
Canfield 23-550-65 Alan / Burtonsville Performance Out of Box SF600 Alum215/-2.08/1.60
4.25
No Pipe
N/A-/50-/992-/152-/149-/157-/161-/164-/172---
Canfield 23-550-65 Minor Pocket Porting Alan / Burtonsville Performance SF600 Alum215/-2.08/1.60
4.25
No Pipe
N/A-/53-/104-/162-/196-/199-/197-/197-/194---
Canfield 23-600-65 Alum220/-2.08/1.60
-
No Pipe
6572/52145/105206/146252/184288/203302/219306/227----
Manufacturer
Part Number
Port/Vol
Int/Exh
Valve Size Int/Exh Comb. Chamber Vol .100 .200 .300 .400 .500 .600 .700 .800 .900 1.000 Average
Canfield 220 Ported Smithberg Racing AlumN/A2.08/1.60
4.155
6566/-132/-197/-248/-289/-308/-323/-332/-337/-339/--
CGM Motorsports 200 23 Deg CNC SF1020 Alum200/-2.02/1.60N/A64/57114/101161/128201/152232/159251/169-----
CGM Motorsports 210 23 Deg CNC SF1020 Alum210/-2.02/1.60N/A71/57146/101204/157250/177261/186266/190276/195----
Competition Products Alum CHP195/602.02/1.606759/50112/91152/122194/152231/167256/172-----
Dart Sportsman II 200 Ported Smithberg Racing Iron210/-2.08/1.60
4.155
N/A72/-138/-195/-239/-266/-278/-287/-294/----
Dart 165 Iron Eagle165/-1.94/1.5067-126/108185/128221/136232/138------
Dart 165 Iron Eagle165/651.94/1.50
4.03
No Pipe
72----210/138------
Dart 180 Iron Eagle180/752.02/1.60
4.03
No Pipe
65.9-139/114190/145218/164222/172218/174-----
Dart 180 Iron Eagle Meaux Racing Out of Box180/752.02/1.60
4.00
No Pipe
N/A-127/102181/137212/161218/175219/180-----
Dart 180 Iron Eagle Tri-Mark180/752.02/1.60N/A62/63127/115180/147209/163209/168209/171208/176----
Dart 180 Iron Eagle Ported Tri-Mark StealthN/A2.02/1.60N/A68/61134/112188/150228/170244/181248/184249/190----
Dart 180 Iron Eagle Ported Modern Cylinder HeadN/A2.02/1.60N/A68/62144/108201/158238/193252/201260/203249/190----
Manufacturer
Part Number
Port/Vol
Int/Exh
Valve Size Int/Exh Comb. Chamber Vol .100 .200 .300 .400 .500 .600 .700 .800 .900 1.000 Average
Dart 200 Iron Eagle200/752.02/1.60
4.03
No Pipe
65.9-129/114186/145229/164261/172252/174-----
Dart 200 Iron Eagle Tri-Mark200/752.02/1.60N/A68/63134/115186/147226/163231/168231/171230/176----
Dart 200 Iron Eagle Ported Tri-Mark StealthN/A2.02/1.60N/A70/61135/112194/150232/170245/181253/184261/190----
Dart Iron Eagle CHPN/A2.05/1.60N/A65/59129/112182/139226/166258/178255/187-----
Dart Iron Eagle 23 Deg CNC Rons Porting Service 220 Alum220/-2.05/1.6069-152/111203/149250/182288/215308/229317/246----
Dart Iron Eagle 23 Deg CNC Rons Porting Service 228 Alum228/-2.08/1.6068-143/111203/149251/182284/215313/229326/242----
Dart Iron Eagle 23 Deg CNC Rons Porting Service 238 Alum238/-2.10/1.6068-149/111212/149263/182296/215314/229322/242----
Dart Iron Eagle 23 Deg CNC Rons Porting Service 248 Alum248/-2.10/1.6072-146/111208/149256/182294/215324/229338/242----
Dart 215 Iron Eagle215/-2.055/1.60
4.03
No pipe
65.9-127/114178/145216/164249/172268/174271/-----
Dart 230 Iron Eagle230/-2.08/1.60
4.155
No Pipe
65.9-129/115184/158231/185271/199296/205308/207308/----
Dart 230 Iron Eagle Ported Kelford CamsN/A2.08/1.60N/A73/59132/127186/171239/204275/224312/233319/239----
Dart 230 Iron Eagle Out of Box Steve SF600230/-2.08/1.60N/A64/46132/95185/135227/159243/168------
Manufacturer
Part Number
Port/Vol
Int/Exh
Valve Size Int/Exh Comb. Chamber Vol .100 .200 .300 .400 .500 .600 .700 .800 .900 1.000 Average
Dart 230 Iron Eagle Ported Steve SF600N/A2.08/1.60N/A69/50133/102195/145247/177280/192------
Dart 227 Iron Eagle Pro227/-2.08/1.60
-
No Pipe
72-131/96195/135248/169283/193297/208304/217----
Dart 200 Iron Eagle Platinum SF600200/-2.02/1.60
4.03
No Pipe
N/A-130/109194/158242/198274/208283/214-/219----
Dart 200 Iron Eagle Platinum CNC M2 Race Systems223/-2.055/1.60
4.03
N/A70/40151/96198/135248/175283/206301/225304/233----
Dart 200 Iron Eagle Platinum Ported Bullet Cylinder Heads217/902.05/1.606874/63144/111203/161247/188282/209291/218301/226----
Dart 215 Iron Eagle Platinum SF600215/752.05/1.60
4.03
No Pipe
N/A-136/109193/158239/198273/208289/214293/219----
Dart 215 Iron Eagle Platinum CHP215/-2.055/1.606563/56132/106180/133220/162251/178272/182-----
Dart 215 Iron Eagle Platinum Weingartner Racing Back CutN/A2.055/1.60
4.155
No Pipe
N/A63/53141/103182/139215/168241/168250/197248/204235/208234/208--
Dart 215 Iron Eagle Platinum Competition Engines SF600215/-2.055/1.60
4.03
No Pipe
N/A-130/102181/132221/157248/175264/185268/191----
Dart 230 Iron Eagle Platinum SF600230/752.08/1.60
4.15
No Pipe
N/A-138/109201/158247/198280/208297/214306/219----
Dart 230 Iron Eagle Platinum Out of Box Weingartner RacingN/A2.08/1.60
4.125
No Pipe
N/A66/50130/115174/149226/178252/192277/201281/207280/211---
Dart 215 Platinum Ported Mike Jones Iron215/-2.08/1.60N/A73/55136/110194/155239/187279/213300/233313/239----
Manufacturer
Part Number
Port/Vol
Int/Exh
Valve Size Int/Exh Comb. Chamber Vol .100 .200 .300 .400 .500 .600 .700 .800 .900 1.000 Average
Dart Iron Eagle Platinum Meaux Racing Out of Box SF600237.3/-2.08/1.60
4.00
No Pipe
49-119/107172/142215/167248/184272/197276/205281/210---
Dart SHP 180 Alum180/752.02/1.60
-
No Pipe
64/72-139/114190/145218/164222/172218/174-----
Dart SHP 200 Alum200/752.02/1.60
-
No Pipe
64/72-129/114186/145229/164261/172252/174-----
Dart PRO1 180 Alum180/742.02/1.60
4.03
No Pipe
N/A-134/114187/145231/164257/172261/174264/175----
Dart PRO1 200 Alum200/-2.02/1.60
-
No Pipe
64/72-129/114185/145229/164261/172263/174-----
Dart PRO1 200 Bowl Cleanup Alum200/-2.05/1.60N/A--209/155237/193269/216281/222-----
Dart PRO1 200 Ported Bullet Cylinder Heads Alum227/902.05/1.606979/56144/117200/161247/194281/217303/226311/230----
Dart PRO1 215 Alum215/-2.05/1.60
-
No pipe
64/72-127/114178/145216/164249/172268/174271/-----
Dart PRO1 215 Out of Box Weingartner RacingN/A2.055/1.60
4.125
No Pipe
N/A65/52138/106198/138243/165273/178269/186268/189265/191---
Dart PRO1 215 Out of Box Jake AlumN/A2.055/1.60N/A63/52134/110184/135225/163255/181265/193255/199----
Dart PRO1 215 Ported Mike Start Alum215/-2.08/1.60
4.030
No Pipe
N/A80/68148/127200/180244/207281/220303/225308/232----
Dart PRO1 215 Ported Mike Stark Saenz 680 AlumN/A2.055/1.60
4.155
N/A74/58148/109210/147260/181296/203312/218318/227320/232321/234--
Manufacturer
Part Number
Port/Vol
Int/Exh
Valve Size Int/Exh Comb. Chamber Vol .100 .200 .300 .400 .500 .600 .700 .800 .900 1.000 Average
Dart PRO1 215 Meaux Racing Out of Box SF600 AlumN/A2.055/1.60
4.00
No Pipe
N/A-128/115181/148226/178257/192271/198266/201261/203---
Dart PRO1 215 Ported Meaux Racing Level 2 SF600 AlumN/A2.125/1.60
4.00
No Pipe
N/A-147/111208/167251/199285/214300/220308/224309/227---
Dart PRO1 215 Ported Meaux Racing SF600 Alum215/-2.125/1.60
4.125
No Pipe
N/A-147/111215/161260/204293/228304/240311/244319/243---
Dart PRO1 215 Ported Meaux Racing Welded Pushrod Area SF600 Alum215/-2.125/1.60
4.125
No Pipe
N/A-147/111215/161262/204293/228314/240319/244323/243---
Dart PRO1 227 CNC Full Port Alum227/852.08/1.625
4.155
No Pipe
66-158/117209/149257/182293/211302/220309/226314/232---
Dart PRO1 Ported Alum238/-2.125/1.60
-
No Pipe
N/A-147/113199/155250/184288/204306/216-----
Dart PRO1 230 Alum230/-2.08/1.60
-
No Pipe
64/72-129/115184/158231/185271/199296/205308/207----
Dart PRO1 230 Dr Js Performance AlumN/A2.08/1.60
-
Pipe
N/A61/51115/103168/135216/166254/187258/202262/212----
Dart PRO1 230 CNC Dr Js Performance AlumN/A2.08/1.60
-
Pipe
N/A71/67141/120207/162257/195289/219300/232309/244----
Dart PRO1 230 Meaux Racing Out of Box SF600 AlumN/A2.055/1.60
4.00
No Pipe
N/A-123/117179/148223/175257/193279/193267/205266/208---
Dart PRO1 Ported 3V Performance AlumN/A2.08/-N/A80/-145/-210/-267/-305/-327/-338/-344/-346/---
Dart Platinum 23 Deg CNC Rons Porting Service 220 Alum220/-2.05/1.6069-152/111203/149250/182288/215308/229317/242----
Manufacturer
Part Number
Port/Vol
Int/Exh
Valve Size Int/Exh Comb. Chamber Vol .100 .200 .300 .400 .500 .600 .700 .800 .900 1.000 Average
Dart Platinum 23 Deg CNC Rons Porting Service 238 Alum238/-2.10/1.6068-143/111203/149251/182284/215313/229326/242----
Dart Platinum 23 Deg CNC Rons Porting Service 240 Alum240/-2.125/1.6068-143/111203/149254/182294/215317/229328/242----
Dart 23 Deg 220-225 Super Mod Alum225/882.08/1.625
4.155
No Pipe
N/A-138/122201/168253/192279/207284/211282/213----
Dart 23 Deg 220-232 Full Port Alum232/982.08/1.60
4.155
No Pipe
N/A-144/121208/169258/216296/238311/244316/250----
Dart 23 Deg 220 Full Port No back Cut SF600 Alum240/-2.10/1.60
-
No Pipe
N/A-147/117202/189253/220287/236310/246320/250324/251---
Dart 220 RR Full Port Alum239/1032.10/1.60
-
No Pipe
N/A-154/121223/168276/202311/229319/237323/243----
Dart 220 RR CFE Full Port Alum248/1062.10/1.60
-
No Pipe
N/A-131/115199/154254/183289/220304/233304/240----
Dart 220 Race Series Alum248/-2.10/1.60
-
No Pipe
62-147/117202/189253/220287/236310/246320/250324/251---
Dart 18 Deg CNC Out of Box Weingartner RacingN/A2.14/1.60
4.125
No Pipe
N/A80/52150/125220/161273/203311/226349/240338/248----
Dart 18 Deg Super Mod SF600246/1052.15/1.60
-
No Pipe
N/A-165/131210/165270/195321/235353/249357/253----
Dart 18 Deg Full Port No Back Cut SF600 Alum252/1052.15/1.60
4.155
No Pipe
N/A-132/101194/144252/198305/217347/227365/241358/241---
Dart 18 Deg Full Port No Back Cut SF600 Alum263/1082.18/1.60
4.155
No Pipe
N/A-183/131243/169295/225342/246364/263368/268363/272---
Manufacturer
Part Number
Port/Vol
Int/Exh
Valve Size Int/Exh Comb. Chamber Vol .100 .200 .300 .400 .500 .600 .700 .800 .900 1.000 Average
Dart 18 Deg Full Port SF600275/1102.18/1.60
-
No Pipe
N/A-165/131210/173272/230326/249360/263378/270----
Dart 18 Deg Alum257/-2.15/1.60
4.155
No Pipe
N/A-145/114211/174270/217321/241346/251350/258340/262---
Dart 18 Deg Alum270/-2.18/1.60
4.155
No Pipe
N/A-162/114232/174293/217332/241359/251366/258366/262---
Dart 18 Deg AlumN/A2.18/1.60
-
No Pipe
62-139/111192/154250/216304/242346/254373/258380/262---
Dart 18 Deg Ported Chris Frank AlumN/A-
4.175
No Pipe
N/A-141/103238/156298/206348/231381/242397/250408/262415/269420/273-
Dart 16 Deg Full Port Intake Back Cut 45/39/32 SF600 Alum263/1082.15/1.60
-
No Pipe
N/A-145/119219/173280/213325/240358/257379/264383/268---
Dart 16 Deg Full Port Lrg No Back Cut SF600 Alum281/1192.20/1.625
-
No Pipe
N/A-163/106228/149286/191340/219377/234387/247392/251---
Dart 16 Deg Ported Jones Engineering 58/107 Alum267/-2.18/1.6048-161/101231/149291/211337/237360/253371/263375/268---
Dart 15 Deg Small Alum276/1112.15/1.60
-
No Pipe
51------392/--/263---
Dart 15 Deg Large Alum281/1132.20/1.60
-
No Pipe
51-----------
Dart High Port 15 Deg - Darin Morgan SF600 AlumN/A2.18/1.625
-
No Pipe
N/A-136/111212/157281/214339/243379/258394/265396/271404/273-/275-
Dart 12.5 Deg Ported Jones Engineering 36/102 I-45 E-45 Alum282/-2.18/1.62546-147/110225/159288/218344/246386/267390/274----
Manufacturer
Part Number
Port/Vol
Int/Exh
Valve Size Int/Exh Comb. Chamber Vol .100 .200 .300 .400 .500 .600 .700 .800 .900 1.000 Average
Dart Little Chief 11 Deg 275 I-50 E-55 SF1020 Alum275/1082.18/1.55
4.155
No Pipe
N/A-162/138240/186306/241350/266372/274376/278384/280389/282392/282-
Dart Little Chief 11 Deg 315 I-55 E-55 SF1020 Alum315/1082.23/1.55
4.155
No Pipe
N/A-158/138235/186300/241352/266385/274401/278405/280410/282415/282-
Dart Little Chief 11 Deg 315 I-55 E-55 SF1020 Alum330/1082.23/1.55
4.155
No Pipe
N/A-143/138233/186304/241360/266393/274405/278418/280425/282431/282-
Dart Little Chief 11 Deg Ported MBE Alum345/-2.25/1.60
4.155
No Pipe
35-46-140/101222/140298/186360/236409/259429/268441/274457/-468/--
Dart Little Chief 11 Deg Ported MBE I-55 E-55 SF600 Alum347/-2.27/1.55
4.155
No Pipe
N/A-151/101227/140303/186365/236413/259438/268444/274456/276462/--
Dart 9 Deg Alum299/2152.20/1.625
-
No Pipe
3870/54153/103227/156300/209360/243406/266421/279----
Dart 9 Deg AlumN/A2.21/1.625
4.40
No Pipe
45--225/162298/215348/245375/260388/267394/275---
Edelbrock E-Street 5073, 5089 SF1020 Alum185/602.02/1.6064/7063/51125/99182/131225/153248/163249/168-----
Edelbrock 6071, 6073 Alum OLD170/602.02/1.607072/61134/105188/140224/160233/172233/179-----
Edelbrock 60719 Performer RPM Straight Plug Alum170/602.02/1.607073/61140/108200/144238/163244/175244/183-----
Edelbrock 60739 Performer RPM Angled Plug Alum170/602.02/1.607073/61140/108200/144238/163244/175244/183-----
Edelbrock 60859, 60879 Performer Centerbolt SF1020 Alum165/602.02/1.606064/54122/96177/124217/147229/166232/175-----
Manufacturer
Part Number
Port/Vol
Int/Exh
Valve Size Int/Exh Comb. Chamber Vol .100 .200 .300 .400 .500 .600 .700 .800 .900 1.000 Average
Edelbrock 60899, 60909, 60999 Performer RPM Alum170/602.02/1.606467/58130/108183/144226/169229/175232/182-----
Edelbrock Performer RPM 60899, 60999 SF1020 Alum185/652.02/1.606466/55129/98188/131228/152240/162241/168-----
Edelbrock Performer RPM 608979 SCCA SF1020 Alum185/651.94/1.556461/51127/95185/118217/131229/137237/140-----
Edelbrock Performer RPM '86 earlier 60759 SF1020 Alum185/652.02/1.6064/7066/52127/97185/127230/146238/156239/162-----
Edelbrock 60899 Performer RPM Alum CHP185/632.02/1.606460/48125/96181/134223/161244/176------
Edelbrock 6089 NPS AlumN/A2.02/1.60
4.016
No Pipe
N/A65/54127/105180/137219/155240/163236/167-----
Edelbrock 60979 E-Tec 170 SF1020 Alum170/701.94/1.556464/54130/104186/140220/169232/183238/190-----
Edelbrock 60989 E-Tec 200 SF1020 Alum200/802.02/1.606467/57122/110175/153223/182252/196259/204265/207----
Edelbrock E-210 Out of Box Weingartner Racing Alum210/-2.08/1.60
4.155
No Pipe
N/A64/41132/88179/124220/147246/163259/172264/175263/177259/178259/--
Edelbrock/ Chapman 61049 Alum236/1002.135/1.625
-
No Pipe
5271/54159/108224/182273/222305/238314/250323/260----
Edelbrock/ Chapman Victor 18 Deg 61069 Alum252/1002.18/1.6255272/54161/108232/182286/222321/238342/250345/260----
Edelbrock 23 Deg. CNC Rons Porting Service Alum236/-2.10/1.6071-168/116223/164281/210308/232322/238326/240328/242---
Manufacturer
Part Number
Port/Vol
Int/Exh
Valve Size Int/Exh Comb. Chamber Vol .100 .200 .300 .400 .500 .600 .700 .800 .900 1.000 Average
Edelbrock 18 Deg. CNC Rons Porting Service Alum278/-2.18/1.62553-150/125220/180281/224331/240362/248380/251385/254---
Edelbrock 18 Deg. Ported Chad Speier I-50 E-50 AlumN/A2.18/1.60
4.155
2" Pipe
53-136/102212/148275/192325/229362/257383/268393/275395/278396/281-
Edelbrock/ Chapman Victor 18 Deg 61089 Alum256/1002.18/1.6255272/54161/108233/182286/222321/238344/250348/260----
Edelbrock/ Chapman Victor 18 Deg 61109 Alum236/1002.125/1.6256571/54159/108224/182273/222305/238314/250323/260----
Edelbrock 61119 Victor 15 Deg. Ported Chapman Alum283/1002.18/1.625
-
No Pipe
4363/48137/113215/177281/217327/240363/254381/260----
Edelbrock 61129 Alum252/1002.18/1.6256572/54161/108232/182286/222321/238342/250345/260----
Edelbrock 61139 Victor 15 Deg. Ported Chapman Alum317/1002.25/1.625
-
No Pipe
4570/49142/118216/175280/212328/241368/257398/267404/271---
Edelbrock 15 Deg. CNC Rons Porting Service Alum272/-2.18/1.62545-153/110228/184292/229334/258366/268382/274----
Edelbrock 15 Deg CNC RFD Alum522.25/1.625N/A-156/120228/180304/220363/246398/258410/269418/273422/280--
Edelbrock 61149 Alum256/1002.18/1.6256572/54161/108233/182286/222321/238344/250348/260----
Edelbrock/ Chapman Victor 18 Deg 61159 Alum246/1002.15/1.6255272/54161/108232/182286/222321/238340/250342/260----
Edelbrock 61169 Alum266/1002.18/1.6255271/54151/108226/182271/222323/238350/250355/260----
Manufacturer
Part Number
Port/Vol
Int/Exh
Valve Size Int/Exh Comb. Chamber Vol .100 .200 .300 .400 .500 .600 .700 .800 .900 1.000 Average
Edelbrock 61179 Alum270/1052.18/1.6254771/51151/114226/180271/213323/240350/248355/255----
Edelbrock 61189 Alum246/1002.18/1.6256572/54161/108232/182286/222321/238340/250342/260----
Edelbrock 61199 Alum266/1002.18/1.6256571/54151/108226/182271/222323/238350/250355/260----
Edelbrock/ Chapman Victor 23 Deg 61209 Alum238/852.125/1.625
-
No Pipe
7168/54147/106221/181265/212293/228312/235317/240----
Edelbrock/ Chapman Victor 23 Deg 61229 Alum243/852.125/1.625
-
No Pipe
7167/54147/106221/181269/212299/228310/235315/240----
Edelbrock/ Chapman Victor 23 Deg 61249 Alum247/852.125/1.625
-
No Pipe
7171/54146/106222/181268/212299/228314/235321/240----
Edelbrock/ Chapman Victor 23 Deg 61209 Revised Smithberg Racing AlumN/A2.135/1.60
4.155
No Pipe
N/A80/42166/98231/173281/209320/228338/241346/248351/257355/258360/258-
Edelbrock Victor Jr. 23 Deg. 77569, 77579, 77589, 77599, 77619, 77629, 77639, 77649 SF1020 Alum215/852.08/1.6064/7067/64119/112177/153226/188265/207281/217285/220----
Edelbrock Victor Jr. 23 Deg. 7761 Alum CHPN/A2.08/1.60N/A69/57123/111173/145219/180255/198275/206284/206----
Edelbrock Victor Jr. 23 Deg. Ported Bullet Cylinder Heads Alum225/902.08/1.606872/55144/107201/156255/185287/208297/221305/226----
Edelbrock 23 Deg. 77559 Ported Jones Engineering 40/60 I-45 E-45 Alum237/-2.125/1.6071-151/118223/161273/200304/218324/230332/237----
EngineQuest 167 23 Deg Out of Box Weingartner Racing Iron167/-2.02/1.60
4.125
No Pipe
6770/64124/109173/158207/164230/167238/166241/166----
Manufacturer
Part Number
Port/Vol
Int/Exh
Valve Size Int/Exh Comb. Chamber Vol .100 .200 .300 .400 .500 .600 .700 .800 .900 1.000 Average
EngineQuest CC180BA 23 Deg Iron180/-2.02/1.60
-
No Pipe
6465/55130/107178/133213/157235/174242/183244/188----
EngineQuest CC200BA 23 Deg Iron200/-2.02/1.60
-
No Pipe
6475/65137/113186/147225/170252/182265/188272/189----
EngineQuest AC200BS 23 Deg Out of Box Shaver Alum197/-2.02/1.606559/51122/101176/139217/167231/180225/185228/187----
EngineQuest 200 Weingartner Racing Back Cut AlumN/a2.02/1.60
4.155
No Pipe
N/A64/48131/99186/132231/157252/176259/186259/191259/194---
EngineQuest CC220BA 23 Deg Iron220/-2.02/1.60
-
No Pipe
6471/64141/115196/145238/170265/189280/202284/208----
EngineQuest 220 23 Deg Out of Box Weingartner Racing Iron220/-2.02/1.60
4.125
No Pipe
6475/49145/103204/136252/155278/171292/183296/191----
EngineQuest 220 23 Deg Ported Dr Js Performance Out of Box Trmnatr IronN/A2.08/1.60
-
1 3/4" Pipe
N/A71/63139/125200/159242/190277/214297/230307/241----
EngineQuest CC235BA 23 Deg Iron235/-2.08/1.60
-
No Pipe
6472/56141/107198/138247/168279/187296/195304/200----
EngineQuest 235 23 Deg Out of Box Weingartner Racing Iron235/-2.08/1.60
4.125
No Pipe
7270/55139/115199/171246/190282/199308/202313/204----
EngineQuest 235 23 Deg Out of Box Weingartner Racing Brez I-30 E-30 back Cut Iron235/-2.08/1.60
4.155
No Pipe
6474/64146/116245/150276/173295/190305/198310/204----
EngineQuest 23 Deg Dr Js Performance Iron232/-2.08/1.60
N/A71/63139/125200/158242/190277/214297/230307/241----
EngineQuest 215 CNC Air Wolf Dr Js Performance Iron215/-2.08/1.60
4.06
5074/-143/-203/-252/-291/-312/-322/-328/-331/-335/--
Manufacturer
Part Number
Port/Vol
Int/Exh
Valve Size Int/Exh Comb. Chamber Vol .100 .200 .300 .400 .500 .600 .700 .800 .900 1.000 Average
EngineQuest CH350A Vortec Iron176/-1.84/1.50
-
No Pipe
58-----------
EngineQuest CH350C Vortec Iron170/-2.02/1.60
-
No Pipe
6454/49104/88194/119224/140224/148226/152228/152----
EngineQuest CH350C Vortec Blended VJ Keith Morganstein IronN/A2.02/1.60N/A79/56153/94200/149238/177255/186266/193-----
EngineQuest CH350I IMCA Iron167/-1.94/1.50N/A-----------
Flo-Tek 180 23 Deg SF1020 Alum180/622.02/1.6064-117/98163/133200/159232/173238/181239/182239/182---
Flo-Tek 200 23 Deg SF1020 Alum200/782.02/1.606475/56132/116185/150233/169270/171281/172288/174----
Flo-Tek 210 23 Deg SF1020 Alum210/782.05/1.6069-151/114211/149250/183275/203283/214284/219289/200---
Flo-Tek 220 23 Deg SF1020 Alum220/842.08/1.6072-143/124208/162262/193301/216315/230320/238320/246---
Flo-Tek 23 Deg Ported Chad Speier Alum220/-2.08/1.60
4.155
N/A--201/153256/195301/221320/234329/243331/250---
HRD Ported All Pro 23 Deg AlumN/A2.125/1.61N/A-148/120221/165275/235312/257329/266344/270----
HRD Ported All Pro 227 AlumN/A2.15/1.625N/A-148/115217/191272/242317/260342/269352/273358/277---
HRD Ported AFR 215245/-2.125/1.61N/A-142/111215/162271/222310/244328/251340/254----
Manufacturer
Part Number
Port/Vol
Int/Exh
Valve Size Int/Exh Comb. Chamber Vol .100 .200 .300 .400 .500 .600 .700 .800 .900 1.000 Average
HRD Ported Brodix Track I AlumN/A2.08/1.60N/A-138/111198/160254/209297/218312/225320/220----
HRD Ported GM 580/855 18 Deg255/-2.15/1.625N/A-154/111221/159276/235321/251355/262364/270----
HRD Ported GM 855 18 DegN/A2.18/1.60N/A-149/114225/178277/231318/260355/267365/270371/----
HRD Ported GM 12480011 SB2.2N/A-N/A-157/111240/160297/227339/254364/264374/272380/276---
HRD Ported GM 12480011 SB2.2290/-2.17/1.61N/A-140/114249/162314/221355/249383/262393/270406/288---
HRD Ported GM SB2.2 Hi/Lo270/-2.17/1.6138-142/114227/165298/217350/248379/267392/278398/281---
HRD Ported GM 517 Splayed ValN/A2.20/1.625N/A-142/114225/178294/226375/257375/273395/283406/287411/290--
HRD Ported GM 517 Splayed ValN/A2.225/1.625N/A-135/111220/146294/192353/235391/265409/281420/288433/292--
HRD Ported GM 615x 15 Deg268/-2.18/1.61N/A-151/114218/168270/232317/257352/271389/280401/283410/285--
HRD Ported GM 615x 15 Deg285/-2.20/1.61N/A-134/121211/178265/229317/259357/272390/278410/282422/288--
HRD Ported GM 615x 15 Deg Rolled to 13 Deg260/-2.17/1.6026-125/109199/175257/228312/262355/275384/284408/290419/296--
Holley 300-570 Alum172/-2.02/1.60
-
Pipe
6972/53134/102188/143223/170232/177236/180-----
Manufacturer
Part Number
Port/Vol
Int/Exh
Valve Size Int/Exh Comb. Chamber Vol .100 .200 .300 .400 .500 .600 .700 .800 .900 1.000 Average
Holley SysteMax Alum186/-2.02/1.60
-
Pipe
6866/53130/92184/122222/148242/172252/187-----
Holley Avenger Alum184/682.02/1.6068----223/173------
Patriot 23 Deg 185 Out of Box CHW SF600 Alum185/-2.02/1.60
4.00
No Pipe
N/A56/53101/83147/114190/137227/155245/171248/177----
Patriot 23 Deg 190 CNC Alum190/622.02/1.606464/50130/96181/136219/165248/181260/190-----
Patriot 23 Deg 195 CNC Alum195/-2.02/1.606470/68140/106193/144230/178259/190270/201273/211----
Patriot 23 Deg 195 Dr Js Performance Alum195/-2.05/1.60
-
Pipe
N/A70/52132/94180/127220/162244/178260/188260/192----
Patriot 23 Deg 215 CNC Alum215/-2.02/1.606471/68141/106196/144234/178260/190278/201282/211----
Patriot 23 Deg 215 CNC Alum215/-2.08/1.606472/68138/106191/144230/178261/190283/201290/211----
Patriot 23 Deg 225 Out of Box CHW SF600 Alum225/-2.08/1.60
4.00
No Pipe
N/A64/48127/93181/135229/156266/167278/170283/174----
Patriot Freedom 190 CNC HPS Alum190/622.02/1.606468/50132/97187/137225/165250/181259/190-----
Patriot Freedom 225 Alum225/702.08/1.606482/70158/119222/164259/194287/215295/222301/224----
Patriot Freedom Meaux Racing Out of Box SF600 Alum225/-2.08/1.60
4.03
No Pipe
N/A-127/102187/149234/174262/179275/181277/182276/181---
Manufacturer
Part Number
Port/Vol
Int/Exh
Valve Size Int/Exh Comb. Chamber Vol .100 .200 .300 .400 .500 .600 .700 .800 .900 1.000 Average
PBM 217 CNC Iron217/-2.05/1.6062-146/114206/161255/191288/209304/216309/220----
PBM 228 CNC Iron228/-2.08/1.6062-143/111209/160258/192294/212314/220321/225----
PBM 232 CNC Iron232/-2.10/1.6062-151/114211/164261/196298/216316/230325/237----
PBM 15 Deg CNC AlumN/A2.18/1.62545-153/110228/184300/229340/258371/268382/274----
Pro Comp 23 Deg AlumN/A2.02/1.606471/57146/101204/157250/177261/186267/190276/195----
Pro Comp 190 OLD Out of BoxWeingartner Racing Alum190/-2.02/1.60
4.125
No Pipe
N/A71/55130/110174/143217/157247/159250/157250/156----
Pro Comp 190 Out of Box Weingartner Racing Alum190/-2.02/1.60
4.125
No Pipe
N/A71/55127/104178/132222/165253/180279/181287/182----
Pro Comp 190 23 Deg Dr Js Performance Alum190/-2.02/1.60N/A60/52107/81152/109200/136238/156257/174260/177----
Pro Comp 190 23 Deg CNC Dr Js Performance AlumN/A2.08/1.60
-
1 3/4" Pipe
N/A73/65139/115201/138245/167272/198289/217297/231----
Pro Comp 220 23 Deg CNC Dr Js Performance Alum220/-2.08/1.606675/69144/110201/145244/175285/200308/215314/228318/237325/241--
Pro Comp 23 Deg 210 CNC Alum210/-2.02/1.60
4.125
N/A77/56157/112212/156240/183264/199278/208287/213----
Pro Comp 23 Deg 210 PC3003 SF600 Alum210/-2.02/1.60
-
Pipe
N/A63/52117/98163/132204/162230/180248/189252/192----
Manufacturer
Part Number
Port/Vol
Int/Exh
Valve Size Int/Exh Comb. Chamber Vol .100 .200 .300 .400 .500 .600 .700 .800 .900 1.000 Average
Pro Comp 210 CNC Out of Box Weingartner Racing Alum210/-2.02/1.60
4.125
No Pipe
N/A77/56157/112212/156240/183264/199278/208287/213290/216---
Pro Comp 210 CNC Out of Box Weingartner Racing Brez Alum210/-2.02/1.60
4.155
No Pipe
N/A62/49113/105160/136207/172250/187277/189284/189----
Pro Comp VortecN/A2.02/1.60N/A64/57114/101161/128201/152232/159251/169-----
Pro Comp Ported Chad Speier v2.5 I-45 E-45 AlumN/A2.05/1.60
4.06
Pipe
N/A-149/107194/142245/175284/196300/209305/219308/225312/230313/233-
Pro-Filer 195 Alum195/-2.02/1.60N/A-145/101205/144255/175278/194281/205282/213283/219---
Pro-Filer 195 Darin Morgan SF600 Alum195/-2.02/-N/A-147/-214/-259/-275/-276/-277/-277/----
Pro-Filer 195 Out of Box Chad Speier Alum195/-2.02/-N/A-156/-217/-263/-277/-282/-285/-285/----
Pro-Filer 195 Ported Chad Speier Alum204.5/-2.055/-N/A-164/-218/-272/-304/-305/-307/-308/----
Pro-Filer 195 Ported Chad Speier I-45 E-45 Alum227/-2.10/1.60
4.155
72-145/-212/-268/-302/-322/-331/-333/-334/-336/--
Pro-Filer 195 Ported Chad Speier I-45 E-45 Alum227/-2.10/1.60
4.155
1 7/8" Pipe
N/A-153/112222/154266/185299/207319/219329/227332/236334/239336/241-
Pro-Filer 176-21 C 23 Deg Alum210/-2.055/1.6064-129/109186/145227/172271/187284/219294/232----
Pro-Filer 23 Deg Darin Morgan Ports Out of Box Int 30 deg Back cut 18 deg tulip exhaust w back cut SF600 Alum210/-2.055/1.60
-
No Pipe
62.15-62.2-143/96204/150250/178284/199300/211300/218302/221302/223300/223-
Manufacturer
Part Number
Port/Vol
Int/Exh
Valve Size Int/Exh Comb. Chamber Vol .100 .200 .300 .400 .500 .600 .700 .800 .900 1.000 Average
Pro-Filer 23 Deg Gasket Matched Trmnatr AlumN/A2.055/1.60
4.07
N/A-143/96204/150250/178284/199300/211300/218302/221302/223300/223-
Pro-Filer 23 Deg VJ Gasket Matched Ports Dr Js Perfomance Alum210/-2.08/1.60
4.155
1 3/4" Pipe
N/A74/59135/112197/162243/189282/205290/212295/221299/228---
Pro-Filer 210 Out of Box Daryl Alum210/-2.055/1.60N/A-127/102183/138232/158261/171277/177281/182295/----
Pro-Filer 210 Out of Box Back Cut Valve Chad Speier Alum210/-2.055/-
4.125
N/A-159/-211/-261/-285/-290/-295/-295/----
Pro-Filer 210 Pushing the Throat Back Cut Valve Chad Speier Alum210/-2.055/-
4.125
N/A-155/-212/-260/-290/-291/-297/-300/----
Pro-Filer 210 VJ Clean Up Chad Speier Alum210/-2.125/-N/A-148/-217/-261/-300/-302/-303/-300/----
Pro-Filer Ported Chad Speier Alum218/-2.10/-N/A-153/-217/-266/-300/-311/-315/-319/----
Pro-Filer Ported Chad Speier v2.72 AlumN/A2.10/1.60
4.155
No Pipe
N/A-139/100196/129243/161283/188317/206331/219337/228341/233344/239-
Pro-Filer Ported Chad Speier v3.00 I-50 E-50 Alum265/-2.14/1.58
-
1 7/8 Pipe
N/A-138/105206/145254/180294/207326/222344/232351/240357/246363/249-
Pro-Filer 220 CNC Air Wolf Alum220/-2.08/1.60
-
1 7/8" Pipe
6478/65155/116228/162276/196301/219315/233320/244322/252324/257-/260-
Pro-Filer Darin Morgan 220 CNC Air Wolf SF600 Alum220/-2.08/-N/A-155/-225/-272/-304/-317/-321/-326/-330/-331/--
Pro-Filer 235 CNC Air Wolf Alum235/-2.10/1.60
-
1 7/8" Pipe
N/A75/69147/110203/145249/180288/207310/220325/229335/238338/247339/250-
Manufacturer
Part Number
Port/Vol
Int/Exh
Valve Size Int/Exh Comb. Chamber Vol .100 .200 .300 .400 .500 .600 .700 .800 .900 1.000 Average
Pro-Filer Darin Morgan 245 CNC Air Wolf SF600 Alum245/-2.125/-N/A-161/-231/-281/-311/-329/-339/-345/-349/-350/--
Pro-Filer Meaux Racing 220 CNC Air Wolf SF600 Alum220/-2.10/1.60
4.125
No Pipe
N/A-142/102209/146257/174290/196299/211303/220307/224309/227--
Pro-Filer 13 Clean up Chad Speier AlumN/A2.18/1.58N/A-148/115221/166279/202328/229351/244365/252370/257373/260375/262-
Pro-Filer Ported Chad Speier AlumN/A2.20/-N/A-152/-229/-290/-335/-369/-388/-395/-397/-399/--
Pro 14 Deg as Cast235/-2.125/1.625N/A72/64147/105212/156269/200293/226312/238325/245----
Pro 14 Deg CNC Ported305/-2.25/1.625N/A77/67162/119234/189300/229353/252384/266401/274411/281---
Pro 23 Deg as Cast Alum235/-2.055/1.60
4.03
No Pipe
64/72-129/109186/145227/172271/187284/219295/232----
Pro 23 Deg as Cast AlumN/A2.055/1.60
4.03
No Pipe
64/7266/56134/110191/147232/175260/192278/201291/207296/210---
Pro 23 Deg as Cast Alum235/-2.08/1.60
4.03
No Pipe
64/7273/60138/114196/152243/178274/192292/194312/197----
Pro Topline 220 Out of Box220/-2.02/1.60
-
No Pipe
N/A-126/89184/123233/147265/162287/171-----
Pro Topline Iron254/-2.15/-N/A-154/117223/165282/216327/240351/250364/260----
Pro Topline Ported Rons AlumN/A2.10/1.60
4.125
N/A-131/115184/152229/180263/198291/209303/212305/214---
Manufacturer
Part Number
Port/Vol
Int/Exh
Valve Size Int/Exh Comb. Chamber Vol .100 .200 .300 .400 .500 .600 .700 .800 .900 1.000 Average
Pro Topline 14 Ported Weingartner Racing AlumN/A-
-
No Pipe
N/A76/51158/101229/140294/177383/211380/245395/258401/268407/272415/277-
Racer Pro 23 Deg Ported Bullet Cylinder HeadsN/A2.08/1.606871/63140/109198/155248/187278/210293/221305/229----
Racer Pro 18 Deg Ported Bullet Cylinder Heads247/1002.15/1.606576/60158/112224/155273/194312/233331/241340/250344/257---
RDP-SBX Australian Pro Stock Darin Morgan SF600 AlumN/A2.27/1.60
-
No Pipe
N/A-146/92231/151314/188384/238426/271450/286465/296473/297482/299-
RFD Monster 18 Deg AlumN/A2.18/1.625N/A--239/189304/233345/266380/266394/276395/281---
RHS RR 21 Deg Weingartner Racing Out of BoxN/A2.08/1.60
4.155
No Pipe
N/A67/55151/113212/154255/187271/202282/206287/210296/213---
RHS 21 Deg Ported Weingartner RacingN/A2.125/1.60
-
No Pipe
N/A70/55141/96208/133260/164298/192333/212343/224346/232350/236360/241-
RHS 21 Deg Ported Rons Porting Service250/-2.15/1.6063-152/125220/170275/207318/220340/234346/242352/252---
RHS Lightning Iron CHP200/752.06/1.607265/45122/91170/128210/152233/167263/176-----
RHS Lightning 23 Deg Ported Bullet Cylinder Heads Iron218/912.05/1.606872/57140/103183/144228/179265/202288/215294/220----
RHS Pro Action 23 Deg 180 SF600180/-2.02/1.60
4.20
64/7274/58151/101207/157243/177258/186263/190270/195----
RHS Pro Action 23 Deg 200 SF600200/-2.02/1.60
4.20
50/64/7269/57134/101192/157236/177261/186268/190278/195----
Manufacturer
Part Number
Port/Vol
Int/Exh
Valve Size Int/Exh Comb. Chamber Vol .100 .200 .300 .400 .500 .600 .700 .800 .900 1.000 Average
RHS Pro Action 23 Deg 220 SF600220/-2.02/1.60
4.20
50/64/7271/57146/101205/157250/177265/186272/190282/195----
RHS Pro Action 23 Deg 220 Joe Sherman SF600 Iron220/-2.02/1.60N/A68/55128/99182/132233/160269/184290/192301/201----
RHS 220 Smithberger Racing IronN/A2.02/1.60
4.155
No Pipe
N/A73/53131/115190/147241/180279/196300/201303/206----
RHS 220 Ported Smithberger Racing Iron244/822.08/1.60
4.155
No Pipe
6674/48146/103202/140248/185283/206313/219328/226336/234343/238--
RHS 220 Weingartner Racing Back Cut AlumN/A2.02/1.60
4.155
No Pipe
N/A65/59126/99184/129230/155265/176285/187289/194282/196280/196--
RHS 220 Chad Speier AlumN/A2.02/-
4.155
N/A-133/-187/-233/-268/-281/-282/-281/-280/---
RHS 220 Chad Speier AlumN/A2.02/-
4.155
N/A-135/-183/-232/-268/-291/-297/-303/-305/-307/--
RHS Pro Action 23 Deg 228 3V Performance CNC228/-2.05/1.60
4.03
No Pipe
N/A78/60144/104199/140249/165280/188302/211315/214----
RHS Pro Action 23 Deg 235 SF600235/-2.08/1.60
4.20
64/7273/60138/114196/152243/178274/183292/191312/195----
RHS Pro Action 23 Deg 235 Meaux Racing Out of Box SF600 Iron235/-2.08/1.60
4.00
No Pipe
N/A-102/85158/124199/149239/169275/179300/188309/191---
RHS Pro Action 23 Deg 235 Meaux Racing Out of Box SF600 Best out of 12 pairs Iron235/-2.08/1.60
4.125
No Pipe
N/A-110/85160/128211/154255/171291/181310/188311/190310/192--
RHS Pro Action 23 Deg 235 Competition Engines235/-2.08/1.60
4.03
N/A-113/91161/119209/141248/157281/166293/173----
Manufacturer
Part Number
Port/Vol
Int/Exh
Valve Size Int/Exh Comb. Chamber Vol .100 .200 .300 .400 .500 .600 .700 .800 .900 1.000 Average
RHS 235 Ported T-FlowN/A2.08/1.60
4.16
N/A-139/-191/158237/-280/190308/-316/206320/-321/---
RHS Pro Action 14 Deg as Cast235/-2.125/1.625N/A72/59142/109216/160279/205321/227345/236350/246----
RHS Pro Action 14 Deg Ported Slick Rick Racing HeadsN/A2.18/1.625N/A-130/-205/-260/-318/-360/-380/-385/-387/-394/--
RHS 12030 23 Deg Meaux Racing Out of Box SF600 Alum235/-2.08/1.60
4.125
No Pipe
N/A-118/98162/141209/171251/186277/192278/195277/196277/196--
RHS Pro Topline 235 CNC Out of Box Weingartner Racing235/-2.08/1.60
4.125
No Pipe
6477/59134/110187/142236/168274/191306/200318/204----
RHS 235cc GPA Jet Sprint Ported Kelford Cams IronN/A2.08/1.6064/7280/69147/129203/166249/193280/208299/213312/215----
RHS 235cc Out of Box Chad Speier SF600N/A2.08/-
4.155
N/A-121/-171/-213/-253/-280/-283/-283/-279/---
RHS 235cc Econo Ported Chad SpeierN/A2.08/1.60N/A-141/119194/154247/176286/191314/199321/201324/211---
RHS 235cc Ported Chad SpeierN/A2.08/1.60
4.155
N/A-140/132200/160249/189289/212321/224336/232338/236339/---
RHS Ported Chad SpeierN/A2.10/1.60N/A-------340/--348/--
RHS Vortec 23 Deg Iron170/-1.94/1.50N/A----252/-------
RHS Pro Torker Vortec 23 Deg SF600 Iron170/-1.94/1.50
4.20
6471/59144/114209/146258/159268/165------
Manufacturer
Part Number
Port/Vol
Int/Exh
Valve Size Int/Exh Comb. Chamber Vol .100 .200 .300 .400 .500 .600 .700 .800 .900 1.000 Average
RHS Pro Torker Vortec 23 Deg SF600 Iron170/-2.02/1.60
4.20
6477/74155/140220/168263/172270/174------
RHS Pro Torker 23 Deg Out of Box Weingartner Racing Brez IronN/A2.02/1.60
4.155
No Pipe
N/A70/54126/106186/143222/151254/154235/155-----
RHS 12407 Out of Box 30 BC Randy Iron170/-1.94/-
4.06
N/A-135/-188/-230/-241/-------
RHS 12410 Out of Box 30 BC Randy Iron170/-2.02/-
4.06
N/A-143/-198/-233/-246/-------
Trick Flow G1 SF600180/-2.02/1.60
4.03
1 3/4" Pipe
6466/52143/110187/148223/178232/194240/204-----
Trick Flow G2 31500005 CARB SF600190/822.02/1.60
4.03
1 3/4" Pipe
6668/53144/106206/144242/173252/195257/205-----
Trick Flow 18 Deg Ultra SF600230/-2.15/1.6070------334/256----
Trick Flow 18 Deg Ultra Race SF600250/1002.15/1.60
4.155
2" Pipe
5673/61144/113215/158274/200313/230334/248334/256----
Trick Flow 18 Deg SF600 Alum250/1002.15/1.62556-144/113217/152276/198316/219328/231328/237----
Trick Flow 18 Deg Cartridge Roll Clean-up SF600 Alum250/1002.15/1.60
4.155
2 pipe
5673/61144/113215/158274/197313/224334/237334/246----
Trick Flow 18 Deg CNC Chamber Intake Port Match SF600 Alum250/1002.15/1.60
4.155
N/A71/-149/-221/-277/-319/-351/-343/-----
Trick Flow 18 Deg Ported TEA Alum265/902.15/1.60
4.155
2" Pipe
5669/55146/113225/169289/239332/275354/299357/312366/321---
Manufacturer
Part Number
Port/Vol
Int/Exh
Valve Size Int/Exh Comb. Chamber Vol .100 .200 .300 .400 .500 .600 .700 .800 .900 1.000 Average
Trick Flow 18 Deg Ported TEA Alum274/1092.18/1.60N/A60/52131/120209/175275/229333/273369/294381/308390/317396/324--
Trick Flow 18 Deg Ported TEA Alum275/952.18/1.60
4.185
2" Pipe
5664/55137/124220/190286/243340/285383/305402/313404/316405/320--
Trick Flow 18 Deg Ported TEA Alum295/1092.20/1.60N/A64/52133/120216/175282/229340/273385/294412/308420/317425/324--
Trick Flow 18 Deg Ported BES Alum258/-2.15/1.6056-129/108197/150258/182302/208336/224358/235364/240---
Trick Flow 30400001 Alum CHP195/732.02/1.606460/43125/86174/117215/144239/162243/175-----
Trick Flow 23 Deg Super Street SF600 Alum175/671.94/1.50
4.03
1 3/4" Pipe
5662/57127/109180/142219/167242/181245/192-----
Trick Flow 23 Deg Super Street Alum175/671.94/1.505661/53127/105180/142216/160242/172242/180-----
Trick Flow 23 Deg Super Street/Strip SF600 Alum195/722.02/1.6062-----254/190-----
Trick Flow 23 Deg Super Street/Strip CNC Chamber SF600 Alum195/722.02/1.60
4.03
1 3/4" Pipe
7271/53142/99196/135234/167249/186249/199-----
Trick Flow 23 Deg Super Race SF600 Alum215/782.08/1.60
4.155
1 7/8" Pipe
67/7266/57141/107199/145244/175273/190282/198287/203----
Trick Flow 23 Deg Super 215 3240 SF600 Alum215/782.08/1.60
4.155
1 7/8" Pipe
67/7266/58141/108199/147244/180273/202282/214287/223----
Trick Flow 23 Deg Super Race CNC SF600 Alum230/782.08/1.60
4.155
1 7/8" Pipe
7069/55144/112213/158265/195296/220305/234310/240----
Manufacturer
Part Number
Port/Vol
Int/Exh
Valve Size Int/Exh Comb. Chamber Vol .100 .200 .300 .400 .500 .600 .700 .800 .900 1.000 Average
Trick Flow TFS 23 Deg CHPN/A2.02/1.60N/A65/70133/102188/140226/164250/183------
Trick Flow R 23 Deg SF600 Alum215/782.08/1.60
-
Pipe
6766/57141/107199/145244/175273/190282/198287/203----
Trick Flow Duttweiler 23 Deg SF600 Alum195/722.02/1.606251/58136/98191/136230/163253/177254/190-----
Trick Flow Duttweiler 23 Deg CNC Chamber SF600 Alum195/722.02/1.606464/56138/105198/146237/171257/186258/196-----
Trick Flow 23 Deg Ported TEA Alum200/-2.02/1.60
4.03
Pipe 1 3/4
N/A68/54143/117217/177263/219290/243294/257-----
Trick Flow 23 Deg Ported TEA AlumN/A2.08/1.60
4.125
Pipe 2"
N/A69/52144/119210/182260/224300/247314/257318/262----
World S/R Replacement SF600 Iron170/651.94/1.50
-
No Pipe
58/67/76----232/161------
World S/R Replacement SF1020 Iron170/651.94/1.50
-
No Pipe
58/67/76----220/151------
World S/R Torquer SF600 Iron170/652.02/1.60
-
No Pipe
67/7663/53129/102186/137217/146235/151222/153219/154217/154---
World S/R Torquer SF1020 Iron170/652.02/1.60
-
No Pipe
67/7660/50123/97177/130206/139223/143211/145208/146206/146---
World S/R Torque Iron CHP171/822.02/1.60
-
No Pipe
67/7668/55128/100179/133205/145221/153225/155-----
World S/R Torque Iron CHP171/822.02/1.60
-
Pipe
67/7668/55128/104179/140205/156221/166225/170-----
Manufacturer
Part Number
Port/Vol
Int/Exh
Valve Size Int/Exh Comb. Chamber Vol .100 .200 .300 .400 .500 .600 .700 .800 .900 1.000 Average
World S/R Torquer Ported Blackstone Iron180/-1.94/1.506781/66151/123214/149252/162258/172266/177270/177----
World S/R Torque Tri-Mark IronN/A2.02/1.60N/A64/53128/110176/126194/135196/136198/137-----
World S/R Torque Ported Tri-Mark Stealth IronN/A2.02/1.60N/A70/59137/114188/136220/149227/155230/160-----
World CHP Iron200/-2.02/1.60
-
No Pipe
N/A-132/98187/123225/138240/150243/156-----
World Sportsman II SF600 Iron200/692.02/1.60
-
No Pipe
64/72-----260/176-----
World Sportsman II Iron200/642.02/1.60
-
Pipe
64/72--187/131225/150240/164243/162-----
World Sportsman II Cast Heads IronN/A2.02/1.60N/A64/60130/107186/123212/136230/142231/143235/143----
World Sportsman II Out of Box Weingartner Racing IronN/A2.02/1.60
4.125
No Pipe
N/A72/55133/97182/128228/145257/160264/183263/194----
World Sportsman II Ported Cast Heads IronN/A2.02/1.60N/A68/58139/118196/158235/178256/186272/190278/192----
World Sportsman II Ported Iron212/-2.05/1.60
-
No Pipe
N/A--189/145238/170270/182284/190-----
World Sportsman II Dr Js Performance Iron200/-2.02/1.60
-
Pipe
N/A65/63134/110188/130214/143224/150231/153234/156----
World Sportsman II Ported Dr Js Performance IronN/A2.05/1.60
-
Pipe
N/A72/64140/110194/134236/163261/205271/223276/233----
Manufacturer
Part Number
Port/Vol
Int/Exh
Valve Size Int/Exh Comb. Chamber Vol .100 .200 .300 .400 .500 .600 .700 .800 .900 1.000 Average
World Sportsman II Ported IronN/A2.02/1.60
4.155
N/A62/64134/118193/158239/199263/215268/224-----
World Sportsman II Ported Bullet Cylinder Heads Iron219/892.05/1.606872/57145/105206/142250/167270/190288/202297/215----
World Sportsman 200 Tri-Mark Stealth Iron200/-2.02/1.60N/A61/60128/113184/135210/140230/144235/146-----
World Sportsman 200 Ported Tri-Mark Stealth IronN/A2.02/1.60N/A70/59144/120197/147230/161247/170255/174-----
World Motown 220 SF600 Iron220/702.08/1.60
-
No Pipe
6466/56132/117191/154235/176266/189284/198287/202284/205---
World Motown 220220/702.08/1.60N/A-125/105187/139225/166248/182263/190266/193----
World Motown 220 Iron CHP220/792.06/1.606760/50123/109177/142222/172243/187260/195-----
World Motown 215 SF600 Alum215/702.08/1.60
-
No Pipe
N/A69/54128/107180/141227/162263/177279/186268/194268/197---
World Motown 215 SF1020 Alum215/702.08/1.60
-
No Pipe
N/A66/51122/102171/134216/154250/168265/177255/184255/187---
World Motown 235 SF600 Alum235/702.08/1.60
-
No Pipe
6465/56135/107198/147247/174284/174296/203300/211301/215---
World Motown 235 SF1020 Alum235/702.08/1.60
-
No Pipe
6462/53128/102188/140235/165270/183281/193285/200286/204---
World Motown 250 CNC SF600 Alum250/-2.10/1.60
-
No Pipe
N/A73/66137/123206/166262/193297/211309/222319/229322/232---
Manufacturer
Part Number
Port/Vol
Int/Exh
Valve Size Int/Exh Comb. Chamber Vol .100 .200 .300 .400 .500 .600 .700 .800 .900 1.000 Average
World Motown 23 Deg SF600 Alum235/702.08/1.60
-
No Pipe
64-------304/219---
World Motown 23 Deg CNC SF600 Alum235/702.08/1.60
-
No Pipe
64-------329/238---
World Motown 23 Deg CNC SF1020 Alum235/702.08/1.60
-
No Pipe
64-------306/220---
World Motown 23 Deg / Kuntz CNC Alum250/902.10/1.6072-----------
World Motown 23 Deg Vortec SF600 Alum215/702.08/1.60
-
No Pipe
64-----283/189-----
World Motown 23 Deg Vortec SF1020 Alum215/702.08/1.60
-
No Pipe
64-----265/177-----
Ultra Pro Machining Billet 9 Deg AlumN/A2.20/1.625N/A70/54153/103227/156300/209360/243406/266421/279----
Ultra Pro Machining Billet 9 Deg 4.5" BS I-50 E-50 AlumN/A2.23/1.625N/A73/54153/109237/166310/220368/250415/274423/287433/294---
Ultra Pro Machining Billet 9 Deg 4.5" BS I-55 E-55 Alum320/2152.25/1.60N/A65/53135/104224/160297/216363/249413/275440/288440/295---
 
 
LSx     COPYRIGHT © 2000-2018 Stan Weiss  — World Wide Enterprises 
 
Manufacturer
Part Number
Port/Vol
Int/Exh
Valve Size Int/Exh Comb. Chamber Vol .100 .200 .300 .400 .500 .600 .700 .800 .900 1.000 Average
GM LS Ported Texas Speed AlumN/A2.02/1.57
3.90
No Pipe
N/A65/60131/106192/146241/181273/203292/218-----
GM LSX CNC Texas Speed Alum274/832.20/1.61
-
No Pipe
7072/64171/106249/154309/200354/232384/248397/261----
GM LS1 853 SF600 Alum200/702.00/1.5566.767/52122/97178/133215/156219/170227/180-----
GM LS1 853 Ported MTI Stage IIE AlumN/A2.02/1.55N/A65/53135/105195/141244/165276/193300/211-----
GM LS1 SF600N/A2.00/1.55
3.90
1 7/8" Pipe
N/A-136/108196/145217/170224/186230/198-----
GM LS1 Alum204/702.00/1.55
3.90
N/A-148/103200/152216/167225/181238/190-----
GM LS1 Alum204/702.00/1.5565-123/108180/147219/172231/193------
GM LS1 Alum CHP204/-2.00/1.55
-
Pipe
6583/62134/104189/136222/165240/179252/185-----
GM LS1 241 Alum HRM205/702.00/1.55
4.03
6864/55137/106190/141216/179228/193238/203244/206----
GM LS1 Ported AP Engineering Alum235/-2.02/1.575
3.970
Pipe
N/A73/54150/111207/155252/195285/221292/231301/237----
GM LS1 Ported ET Performance 215 SF600 Alum215/-2.04/1.57
3.90
No Pipe
35-7274/57152/106219/150266/190301/204320/211-----
GM LS1 Ported ET Performance 224 SF600 Alum224/-2.02/1.57
3.90
No Pipe
6768/56143/112196/158247/190280/206303/214311/218----
Manufacturer
Part Number
Port/Vol
Int/Exh
Valve Size Int/Exh Comb. Chamber Vol .100 .200 .300 .400 .500 .600 .700 .800 .900 1.000 Average
GM LS1 Ported ET Performance 225 SF600 Alum225/-2.08/1.57
4.00
No Pipe
35-7271/57153/114208/164265/204308/224328/231320/236----
GM LS1 CNC M2 AlumN/A2.02/1.60N/A66/54141/114195/160252/190292/206317/220-----
GM LS1 Ported No Rush AlumN/A2.02/1.57
-
No Pipe
N/A70/57151/108209/154260/188287/210288/220297/227290/204---
GM LS1 Ported No Rush AlumN/A2.02/1.57
-
Pipe
N/A70/57151/113209/167260/212287/233288/249297/254290/204---
GM LS1 Ported Bullet Cylinder Heads Stage I Alum217/852.00/1.575777/54144/113213/158259/191262/206265/213-----
GM LS1 Ported Bullet Cylinder Heads Stage II Alum221/912.02/1.5755772/57141/113203/158256/191280/206296/213-----
GM LS1 Ported Bullet Cylinder Heads Stage III Alum225/912.08/1.5755772/57141/113203/158256/191280/206296/213-----
GM LS1 CNC RLD Performance Alum217/-2.00/1.55N/A-132/109187/147238/175274/193281/206-----
GM 5.3L CCM Alum205/-1.89/1.55
3.78
6065/52133/101189/134208/161219/175223/187-----
GM 5.3L Ported West Coast Stage 1 CCM Alum209/-1.94/1.57
3.78
6065/57141/109187/150227/175256/198252/211-----
GM 5.3L Ported Stage II ForceFed High PerformanceN/A2.02/1.57N/A67/62133/109194/148242/184274/205296/220-----
GM 5.3L Ported Absolute Speed AlumN/A2.02/1.60N/A-142/116203/159256/196291/215314/228-----
Manufacturer
Part Number
Port/Vol
Int/Exh
Valve Size Int/Exh Comb. Chamber Vol .100 .200 .300 .400 .500 .600 .700 .800 .900 1.000 Average
GM 5.3L Ported Absolute Speed AlumN/A2.02/1.60N/A-144/117204/157256/194293/218306/224-----
GM 5.3L Ported Texas Speed AlumN/A-
3.91
N/A81/52150/114208/153256/183286/206285/221-----
GM 5.3L CNC FFHP Stage 2.5 SF600 Alum229/842.055/1.60
3.905
1 3/4" Pipe
6271/64148/119215/161256/199289/228311/235-----
GM 5.3L Ported Patriot Stage 3 SF1020 AlumN/A2.055/1.60
3.905
N/A70/60149/113210/152251/189284/215302/230-----
GM LS1 806 NPSN/A2.00/1.55
4.016
No Pipe
N/A66/55129/98182/129214/155225/167231/173236/177----
GM LS1 5.3L 862 Ported ET Performance SF600 Alum230/-2.055/1.57
4.00
No Pipe
64-7282/58162/115210/154265/187297/209320/222-----
GM LS1 5.3L 862 Ported ForceFed SF600 AlumN/A2.00/1.55N/A-140/112202/157247/193282/221296/232-----
GM LS1 5.3L Ported TEA Stage 1.5 AlumN/A2.02/1.57N/A67/54140/122203/172251/218289/244314/260-----
GM LS1 5.3L Ported TEA Stage 2 AlumN/A2.02/1.57N/A67/57140/111208/169252/213290/241317/255-----
GM LS1 5.3L Ported TEA Stage 3 AlumN/A-N/A67/55143/115211/157257/201299/256326/276-----
GM LM7 5.3L Ported West Coast Stage 2 AlumN/A1.94/1.5763-----305/223-----
GM LM7 5.3L Ported West Coast Stage 2 Alum235/852.02/1.5766-----305/223-----
Manufacturer
Part Number
Port/Vol
Int/Exh
Valve Size Int/Exh Comb. Chamber Vol .100 .200 .300 .400 .500 .600 .700 .800 .900 1.000 Average
GM LM7 LS 5.3l Ported Patriot Performance Stage I Alum213/782.00/1.5566.763/57128/103188/141234/176268/196289/212-----
GM LS1 5.3l / 5.7L Ported Patriot Performance Stage II OLD Alum213/782.02/1.5766.767/61133/108194/147242/183274/205296/220-----
GM LS1 5.3l / 5.7L Ported Patriot Performance Stage II Alum220/672.02/1.5763/6767/61133/108194/147242/183274/205296/220-----
GM LS1 5.7L Ported TEA Stage 1 AlumN/A-N/A68/50138/105203/151243/191274/222292/245-----
GM LS1 5.7L Ported TEA Stage 1 AlumN/A2.00/1.55
3.90
Pipe
N/A67/60137/113202/163249/202288/228296/244-----
GM LS1 5.7L Ported TEA Stage 1.5 AlumN/A2.02/1.57N/A68/52139/108200/160248/209283/237300/255-----
GM LS1 5.7L Ported West Coast Stage 2 AlumN/A2.02/1.5770-----293/223-----
GM LS 5.3L 241 Weingartner Racing AlumN/A2.00/1.55
4.125
No Pipe
N/A74/54156/106214/151252/176251/187256/191261/195----
GM LS 5.3lL Ported PRC Stage 2.5 Alum215/-2.02/1.575
3.91
No Pipe
N/A-147/111206/145254/185291/204312/223-----
GM LS1 5.7L 241 Advanced Induction SF600 Alum204/-2.00/1.55
3.90
No Pipe
N/A66/55139/101193/136215/160226/171233/180238/183----
GM LS1 5.7L 241 Ported 219 Advanced Induction SF600 Alum219/-2.00/1.55
3.90
No Pipe
N/A66/54143/101208/144251/174271/197285/209287/215----
GM LS1 241 Ported Chad Speier AlumN/A2.02/1.57
4.00
1 7/8" Pipe
N/A-155/112219/155263/187278/211289/233295/244298/250301/253303/255-
Manufacturer
Part Number
Port/Vol
Int/Exh
Valve Size Int/Exh Comb. Chamber Vol .100 .200 .300 .400 .500 .600 .700 .800 .900 1.000 Average
GM LS1 6.0L Ported AP Engineering Stage I AlumN/A2.02/1.575
3.970
N/A66/62139/117213/161259/200283/219297/229305/243----
GM LS1 6.0L Ported AP Engineering Alum235/902.08/1.60
4.125
Pipe
N/A75/63153/115217/163265/207310/243327/262328/272329/273---
GM LS1 6.0L Ported ET Performance Alum237/-2.055/1.57
3.90
64-7067/52138/112198/159249/182286/200311/210-----
GM LS2 243 Ported Greg Good 2 AlumN/A2.055/1.60
4.00
N/A-147/126225/171279/215321/237337/244-----
GM LS1/LS2 Ported PRC Alum215/842.04/1.60
4.00
No Pipe
6268/56145/115214/167271/202304/219318/238-----
GM LS1/LS2 Ported PRC Alum237/852.10/1.60
4.03
No Pipe
6866/57147/117225/170284/206325/227334/241-----
GM LS6N/A2.00/-N/A-156/-204/-243/-268/-278/------
GM LS6 SF600N/A2.00/1.55
3.90
1 7/8" Pipe
N/A62/59126/108184/143224/163251/176257/183-----
GM LS6/LS2 243 / 799 Advanced Induction SF600 Alum211/-2.00/1.55
4.00
No Pipe
N/A66/52139/110194/147236/167265/175260/183262/186----
GM LS6/LS2 243 / 799 Ported 226 Advanced Induction SF600 Alum226/-2.00/1.55
4.00
No Pipe
N/A66/53146/109215/144259/170290/197300/212301/221----
GM LS6/LS2 243 / 799 Ported 232 Advanced Induction SF600 Alum226/-2.00/1.55
4.00
1 7/8" Pipe
N/A69/53146/115214/157258/204293/256305/271315/277----
GM LS6/LS2 243 / 799 Ported Flow Tech Induction AlumN/A2.00/1.55
3.90
1 3/4 Pipe
N/A65/55146/120200/164248/192285/202303/209-----
Manufacturer
Part Number
Port/Vol
Int/Exh
Valve Size Int/Exh Comb. Chamber Vol .100 .200 .300 .400 .500 .600 .700 .800 .900 1.000 Average
GM LS6/LS2 CNC RLD Performance Alum236/-2.00/1.5565-139/116200/151256/184298/204317/215308/222
@.650
----
GM LS6 243 / 317 210/752.00/1.5564/71-----236/185-----
GM LS6 243 / 799 Ported PRC Stage 1 SF600 Alum226.5/752.00/1.5564.572/63142/121205/154255/191286/214305/220-----
GM LS6 243 / 799 Ported PRC Stage 2 SF600 Alum238/752.02/1.5764.575/66151/124209/160260/194293/217315/227-----
GM LS6 243 Ported West Coast Stage 2 Alum233.3/86.32.02/1.57
4.03
Pipe
6970/58142/119202/167246/206288/221312/234-----
GM LS6 243 CNC M2 Race Systems Alum235/-2.08/1.60
4.03
6466/54141/114195/160252/190292/206319/215313/220----
GM LS6 243 Out of Box Ported MTI AlumN/A2.02/1.57N/A70/53138/103201/144250/190285/214316/226312/230----
GM LS6 243 NPSN/A2.00/1.55
-
No Pipe
N/A62/54134/103191/131230/153252/165248/173248/-----
GM LS6 243 Ported NPSN/A2.00/1.55
-
No Pipe
N/A65/53132/106200/148252/178285/194303/203296/208301/212---
GM LS6 317 VJ Milled 0.030 Weingartner Racing AlumN/A2.00/1.55
4.125
No Pipe
N/A92/69169/126225/159263/180267/188268/190-----
GM LS6 317 West Coast AlumN/A2.00/1.57
4.03
No Pipe
N/A65/53142/112204/147233/165250/174253/184-----
GM LS6 317 Ported West Coast Stage 2 Alum232.4/86.3-
4.03
Pipe
73.570/59145/119210/174250/213288/228294/232-----
Manufacturer
Part Number
Port/Vol
Int/Exh
Valve Size Int/Exh Comb. Chamber Vol .100 .200 .300 .400 .500 .600 .700 .800 .900 1.000 Average
GM LS6 317 / LQ9 Ported Meaux Racing AlumN/A2.08/1.6063-134/117212/172258/216286/231296/238302/241----
GM LS6 317 Ported Bullet Cylinder Heads AlumN/A2.00/1.575N/A96/58141/109199/148241/175263/189282/210-----
GM LS6 317 Ported TEA Stage 1 AlumN/A2.00/1.555
4.00
1.875 Pipe
7264/57141/114212/166261/210302/235314/246-----
GM LS6 CNC SDPCN/A2.00/1.55N/A67/50142/104210/150254/185290/203286/212-----
GM LS6 Ported Stage II ForceFed High PerformanceN/A2.02/1.6059/6473/69143/127205/161246/198282/223309/231-----
GM LS6 Ported TEA Stage 1 AlumN/A2.00/1.55
3.90
1 7/8" Pipe
N/A64/47145/114215/166254/222293/244310/256-----
GM LS6 Ported TEA Stage 1.5 AlumN/A2.02/1.57N/A67/50139/119205/174254/224294/247320/257323/-----
GM LS6 Ported TEA Stage 1.5 Jasson AlumN/A2.02/1.57N/A----281/258306/268-----
GM LS6 Ported TEA Stage 2 Alum229/842.04/1.57
3.90
1.875 Pipe
6767/54139/120219/179271/224308/248320/260-----
GM LS6 Ported TEA Stage 2 HRM Alum226/782.055/1.57
4.03
6366/60144/118214/163269/199310/223329/235310/231----
GM LS6 Ported TEA Stage 2.5 Out of Box SF600 Alum253/-2.02/1.57N/A73/59140/121205/175256/228295/264322/278337/-----
GM LS6 Ported TEA Stage 3 AlumN/A-N/A73/52148/126219/182269/233311/260346/270-----
Manufacturer
Part Number
Port/Vol
Int/Exh
Valve Size Int/Exh Comb. Chamber Vol .100 .200 .300 .400 .500 .600 .700 .800 .900 1.000 Average
GM LS6 Ported Katech Alum240/882.10/1.55N/A75/51153/127218/167267/207306/221330/230-----
GM LS6 Ported Patriot AlumN/A2.02/1.5759/6472/65140/124202/160244/196280/220304/220-----
GM LS6 Ported Patriot - Demirjian Alum235/852.05/1.60
3.90
1 3/4 Pipe
6265/54135/102192/163238/169273/181294/188-----
GM LS6 Ported Stage 3 Precision Porting Alum220/802.05/1.576091/67164/107224/161270/192305/219298/233-----
GM LS6 Ported ET Performance Alum234/-2.02/1.57
4.155
N/A66/55146/120198/163245/188282/200305/208-----
GM LS6 Ported ET Performance 234 Alum234/-2.055/1.57
3.90
N/A71/57137/106203/145252/190285/203305/210-----
GM LS6 Ported ET Performance 237 Alum237/-2.08/1.57
4.155
N/A68/56151/119207/168260/205301/223326/228-----
GM LS6 Ported Texas Speed 237 Alum237/-2.04/1.57N/A-151/124209/160260/194293/217315/227-----
GM LS7 Ported Alum CCM270/842.20/1.61
4.03
7071/60145/120222/159271/192315/207348/219352/221----
GM LS7 Ported ET Performance Alum250/-2.125/1.60
4.00
35-7273/56154/110236/166287/199321/214345/222-----
GM LS7 CNC Lingenfelter Alum275/842.205/1.615
-
No Pipe
70-174/120256/164312/200352/222384/234396/242----
GM LS7 CNC Lingenfelter AlumN/A2.205/1.615
-
Pipe
70-174/127256/180312/217352/240384/260396/273----
Manufacturer
Part Number
Port/Vol
Int/Exh
Valve Size Int/Exh Comb. Chamber Vol .100 .200 .300 .400 .500 .600 .700 .800 .900 1.000 Average
GM LS Greg Good 245 AlumN/A2.125/1.60
4.03
No Pipe
N/A-148/117228/160301/196339/247354/263355/272----
GM LS7 8452 12 Deg West Coast SF600 Alum259/862.20/1.61
4.155
No Pipe
70-163/115245/168306/206344/218370/226336/229----
GM LS7 CNC West Coast Alum267/992.205/1.625
4.155
No Pipe
N/A81/58161/108250/163276/205357/232389/245380/251----
GM LS7 Ported PRC SF600 Alum285/-2.25/1.61
4.125
70-169/119248/179311/211353/234386/235407/246----
GM LS7 7.0l HRM Alum240/-2.10/1.60
-
No Pipe
N/A-161/113245/172307/200346/211374/219347/224344/228---
GM LS7 CNC SDPC283/862.20/1.617070/58159/111237/157301/199349/220378/229389/238----
GM LS7 CNC RLD Performance AlumN/A2.20/1.61N/A81/61172/122252/189314/236363/262376/272390/281393/281
@.750
---
GM LQ9 Ported Patriot Stage 2 AlumN/A2.055/1.577270/66138/122200/162241/203277/227304/235-----
GM LQ9 Ported Patriot Stage 3 Alum225/832.08/1.60
4.125
7276/66145/122207/163254/205295/229320/236-----
GM LQ9 / LS6 / LS2 Ported Patriot Stage 2 Alum227/702.055/1.577272/66140/124202/160246/199280/220304/229-----
GM LQ9 / LS6 / LS2 Ported Patriot Stage 3 Alum227/702.08/1.607275/66147/124209/164255/206297/229320/235-----
GM LS Ported ET Performance 245 SF600 Alum245/-2.10/1.57
4.00
No Pipe
N/A73/57152/114209/164266/204312/224338/231320/236----
Manufacturer
Part Number
Port/Vol
Int/Exh
Valve Size Int/Exh Comb. Chamber Vol .100 .200 .300 .400 .500 .600 .700 .800 .900 1.000 Average
GM LS Ported ET Performance 245 Redone I-45 E-50 SF600 Alum245/-2.125/1.55
4.03
64-149/-225/-281/-325/-354/-344/-----
GM LS Ported ET Performance 255 SF600 Alum255/-2.10/1.57
4.00
No Pipe
N/A71/55147/113227/159285/213324/229349/236360/242----
GM LS Ported ET Performance 265 SF600 Alum265/-2.10/1.57
4.00
No Pipe
N/A73/55155/113212/159271/213323/229352/236373/242----
GM LS98/76 Ported Bullet Cylinder Heads AlumN/A12.00/1.575N/A82/66162/114233/151282/179319/198344/212358/223----
Chevy L92 Alum CCM260/902.16/1.59
4.03
7072/63148/126212/162264/189302/205322/214316/221----
Chevy L92 Livernois Motorsports AlumN/A2.16/1.59
4.125
N/A79/58153/114225/147276/170310/183332/189330/193317/196---
Chevy L92 Weingartner Racing Brez AlumN/A2.16/1.59
4.155
No Pipe
N/A66/56153/114221/160309/189330/203325/211332/214----
Chevy L92 Ported Head Shop AlumN/A2.16/1.59N/A-158/114221/160280/199312/226337/244346/250----
Chevy L92 West Coast Alum261/902.16/1.59
4.03
2 1/2 Pipe
69.875/64154/126225/162275/190309/205329/215310/221----
Chevy L92 West Coast Alum261/902.16/1.59
4.155
No Pipe
69.874/63153/121225/157277/176313/188336/194327/198----
Chevy L92 CNC West Coast Stage 2 Alum268/99-
4.03
No Pipe
7575/63160/117224/182275/213308/232344/243355/248----
Chevy L92 CNC West Coast Stage 2 Alum268/99-
4.155
No Pipe
7575/65160/116227/180280/219323/240354/248364/253----
Manufacturer
Part Number
Port/Vol
Int/Exh
Valve Size Int/Exh Comb. Chamber Vol .100 .200 .300 .400 .500 .600 .700 .800 .900 1.000 Average
Chevy L92 CNC West Coast Stage 3 AlumN/A2.20/-
4.155
N/A79/-161/-236/-293/-336/-365/-380/-----
Chevy L92 CNC West Coast Stage 3 Alum280/992.20/1.607079/57161/118237/182293/222336/240365/249375/254----
Chevy L92 CNC West Coast HRM Alum280/972.20/1.607071/60159/116227/174270/218320/234349/247361/253----
Chevy L92 Lingenfelter Alum261/892.165/1.59N/A-152/117222/155272/180306/191328/199304/202----
Chevy L92 CNC Competition CNC Alum266/932.165/1.5968.576/58161/117229/171282/210323/230343/240353/245----
Chevy L92 / LS3 821 Alum HRM260/902.165/1.597067/59147/116211/157259/188297/207312/216314/223----
Chevy L92 / L76 CNC GMPP CCM Alum280/1002.16/1.59
4.065
N/A-150/105222/140260/168298/190332/201-----
Chevy L92 364 CNC GMPP HRM Alum279/952.165/1.597071/61150/110226/154273/184313/206341/219-----
Chevy L92 / LS3 Lingenfelter Alum261/892.165/1.59N/A-156/120226/158276/183310/194332/202308/205----
Chevy L92 / LS3 CNC Lingenfelter Alum275/932.165/1.59
4.065
N/A-156/116228/160280/199320/218346/229340/235----
Chevy L92 / LS3 CNC Lingenfelter Alum275/932.165/1.59
4.125
N/A-158/116230/161282/201322/220350/231344/237----
Chevy L92 / LS3 823 CNC Lingenfelter HRM Alum271/932.165/1.597067/54141/112207/173261/217303/238341/252360/254----
Manufacturer
Part Number
Port/Vol
Int/Exh
Valve Size Int/Exh Comb. Chamber Vol .100 .200 .300 .400 .500 .600 .700 .800 .900 1.000 Average
Chevy L92 / LS3 Ported TEA Stage 2 Alum287/952.165/1.59
4.125
1.875 Pipe
7271/55155/118240/190302/253344/273360/284-----
Chevy L92 / LS3 823 Ported TEA HRM Alum279/912.165/1.597070/57144/110226/153285/191326/219350/232365/241----
Chevy L92 / LS3 Ported Head Shop AlumN/A2.165/1.59N/A--221/160280/199312/226337/244346/250----
Chevy L92 / LS3 Advanced Induction SF600 Alum260/-2.165/1.59
4.03
No Pipe
N/A80/58152/118219/157261/183280/195306/202308/207----
Chevy L92 / LS3 Ported 267 Advanced Induction SF600 Alum267/-2.165/1.59
4.03
No Pipe
N/A75/55155/109233/150292/182329/204349/217364/227----
Chevy L92 / LS3 Ported PRC AlumN/A2.165/1.59N/A-154/117223/179282/202323/219349/232-----
Chevy L92 / LS3 Ported LME AlumN/A2.165/1.60
4.07
No Pipe
N/A82/73157/124242/171292/206345/232367/239-----
Chevy L92 / LS3 CNC RLD Performance Alum277/-2.16/1.5968-69-144/124224/179276/198313/223338/248347/255----
Chevy L92 364 / 716 CNC SD8760 / SD8800 Alum279/992.165/1.59
4.155
7069/46154/100222/136266/166309/189345/189358/209----
Chevy L92 Ported TEA AlumN/A2.165/1.59
4.03
Pipe
6867/53150/118226/173287/219332/247353/264368/266----
Chevy LS3 Darin Morgin AlumN/A2.165/1.60N/A-158/-224/-273/-305/-309/-300/-309/-316/---
Chevy LS3 Ported Darin Morgin I-45 T-90% AlumN/A2.165/1.60N/A-159/-229/-282/-320/-338/-343/-349/-356/---
Manufacturer
Part Number
Port/Vol
Int/Exh
Valve Size Int/Exh Comb. Chamber Vol .100 .200 .300 .400 .500 .600 .700 .800 .900 1.000 Average
Chevy LS3 Ported Darin Morgan / Chad Speier I-45 E-45 Alum265/-2.165/1.60
4.06
N/A-141/111219/146281/175322/205349/220355/225367/230---
Chevy LS3 Ported Smithberg Racing AlumN/A2.165/1.59
4.07
No Pipe
N/A71/41151/104233/153295/192335/216358/227-----
Chevy LS99 Ported Mike / New Era Performance AlumN/A2.165/1.60N/A-157/-233/-300/-318/-340/-345/-355/-363/---
Chevy LS9 West Coast AlumN/A2.16/1.60
4.155
N/A75/60156/116216/160265/188291/205280/210284/215----
Chevy LS9 Ported West Coast AlumN/A2.16/1.60
4.155
N/A75/55154/113223/172274/216318/234351/242357/246----
Corvette LT1 C7 Stock Bill Jones AlumN/A2.13/1.60
4.03
No Pipe
N/A73/51137/116206/146262/189304/202295/206302/208----
AFR LS1 Street SF600 Alum205/782.02/1.60
3.90
1 7/8" Pipe
66/76-140/112200/170251/203281/221298/230-----
AFR LS1 Street SF600 Out of Box Alum205/-2.02/1.60
3.90
1 7/8" Pipe
N/A-144/116208/170255/206287/221302/232-----
AFR LS1 Street Chamber Wall opened to 4" Alum205/782.02/1.60
4.00
1 7/8" Pipe
57-158/122220/170264/217285/232300/241-----
AFR LS1 Street Chamber Work / Mild Port Work Alum205/782.02/1.60
-
1 7/8" Pipe
N/A-151/129220/190266/228293/242301/248-----
AFR LS1 210 Mongoose Street V2 Alum210/842.02/1.60
3.90
1 7/8" Pipe
N/A-153/124214/178262/214293/237302/237-----
AFR LS1 Street 215 SF600 Alum215/842.02/1.60
-
1 7/8" Pipe
N/A-152/119218/180264/234295/234314/245-----
Manufacturer
Part Number
Port/Vol
Int/Exh
Valve Size Int/Exh Comb. Chamber Vol .100 .200 .300 .400 .500 .600 .700 .800 .900 1.000 Average
AFR LS1 215 Mongoose Strip V2 Alum215/842.02/1.60
4.06
1 7/8" Pipe
N/A-154/132219/180264/221297/239312/246-----
AFR LS1 Street 225 Small Bore Old SF600 Alum225/852.08/1.60
3.90
1 7/8" Pipe
66/76-141/116205/171252/204287/222310/232-----
AFR LS1 Street 225 Small Bore SF600 Alum225/852.08/1.60
3.90
1 7/8" Pipe
66/76-142/118205/175254/209288/225312/237-----
AFR LS1 Street 225 Small Bore Pray Ported Meaux Racing SF600 AlumN/A2.08/1.60
3.90
No Pipe
55-146/114203/156260/196306/216331/230333/237----
AFR LS1 Street 225 Large Bore SF600 Alum225/852.08/1.60
4.125
1 7/8" Pipe
66/76-150/120220/178266/220304/241320/250-----
AFR LS1 230 Mongoose Small Bore V2 Alum230/852.08/1.60
3.90
1 7/8" Pipe
66/76-157/129224/183272/225311/244324/252-----
AFR LS1 230 Mongoose Large Bore V2 Alum230/852.08/1.60
4.125
1 7/8" Pipe
66/76-158/129230/183282/225320/244328/252-----
AFR LS1 Street 245 Large Bore SF600 Alum245/872.16/1.60
4.125
1 7/8" Pipe
64/74-156/125225/185274/225315/247345/260-----
AFR LSX 245 Mongoose Strip Large Bore SF600 Alum245/882.16/1.60
4.125
1 7/8" Pipe
65/73-164/131233/185290/227332/247356/257-----
AFR LS1 245 HRM Alum245/872.16/1.60
4.03
6468/55152/117225/176278/214318/230343/241341/242----
AFR LS1 Ported TEA Stage 3 AlumN/A-N/A68/55141/124207/187262/241304/268341/278346/282----
AFR LS1 Ported ET Performance Alum240/-2.08/1.57
4.00
62-7278/52151/105219/153270/200301/220323/230333/235----
Manufacturer
Part Number
Port/Vol
Int/Exh
Valve Size Int/Exh Comb. Chamber Vol .100 .200 .300 .400 .500 .600 .700 .800 .900 1.000 Average
AFR LS1 Ported ET Performance Alum250/-2.10/1.57
4.10
6678/55154/111215/161276/210318/228343/236352/244345/----
AirWolf LS3 Ported Dr Js Performance AlumN/A2.20/1.6064-7279/52155/115231/158291/182329/220354/245375/255385/266391/273398/278-
AirWolf LS7 Ported Dr Js Performance AlumN/A2.20/1.60
-
1 7/8" Pipe
64-7274/52158/109225/156301/201337/229367/245397/229404/270---
All PRO LS Ported Meaux Racing AlumN/A2.10/1.60N/A-151/109215/162267/198303/225324/240335/246338/248---
All PRO LS Alum244/882.08/1.6062/72-----------
All PRO LS Alum250/882.125/1.6062/72-----------
All PRO LSW -1 Ported West Coast Alum285/1082.20/1.60
4.155
6975/54155/109242/162309/213355/241382/255403/261410/262
@.750
---
All PRO LSW -2 310 Ported West Coast Alum310/1162.20/1.60
4.155
65-153/111225/170289/211344/235375/253398/262417/271423/273
@.850
--
All PRO LSW -2 330 Ported West Coast Alum330/1202.25/1.60
4.155
47-143/112212/173272/212333/237386/257419/266437/274446/280--
All PRO LSW LS3 -3 265 Ported West Coast Alum265/1002.165/1.57
4.03
7070/54160/103245/155301/200343/221372/239384/248----
All PRO LSW LS3 -3 278 Ported West Coast Alum278/1082.20/1.60
4.155
7077/54152/109241/162312/213357/241387/241405/262----
All PRO LSW 12 Deg Alum272/1002.15/1.6062/72-----------
Manufacturer
Part Number
Port/Vol
Int/Exh
Valve Size Int/Exh Comb. Chamber Vol .100 .200 .300 .400 .500 .600 .700 .800 .900 1.000 Average
All PRO LSW 12 Deg Alum284/1002.20/1.62562/72-------390/260---
All PRO LSW LS7 Retro Ported West Coast Alum267/1082.20/1.60
4.155
6975/54157/109253/162321/213362/241390/255400/262----
All PRO LSW LS7 Ported West Coast Alum267/1082.25/1.615
4.155
7479/54166/109253/162323/213364/241394/255412/263----
All PRO LSW LS7 12 Deg Ported West Coast Alum280/1002.18/1.60
4.155
N/A73/52148/104218/156287/206331/227359/240380/248391/254---
All PRO LSW LS7 12 Deg Ported West Coast Alum285/1052.20/1.60
4.155
No Pipe
58/7075/54161/108242/162295/213343/241379/255401/261----
All PRO LSW LS7 12 Deg Ported West Coast Alum312/1182.25/1.60
4.155
No Pipe
65-143/112245/167319/212367/242400/255426/265444/272---
All PRO LSW LS7 12 Deg Ported West Coast Alum330/1202.25/1.60
4.155
No Pipe
47-143/112219/173272/212333/237386/257419/266437/274446/280--
All PRO LSW LS7 12 Deg Ported Jones Engineering 78/135 Alum274/-2.20/1.6072-165/110246/144316/204359/227372/240377/250390/254---
All PRO LSW LS7 12 Deg Ported ET Performance AlumN/A-N/A64/47148/100228/142318/183375/214402/237414/250419/258422/263--
Avenger LSx CNC Alum225/752.08/1.606462/62127/129187/179240/204282/222308/233320/238324/240---
Brodix BR7 12 Deg Alum262/-2.204/1.61471-150/113244/158294/188334/208360/216-----
Brodix BR7 Ported West Coast Alum265/992.205/1.615
4.155
7075/54155/110252/156316/202357/226387/242395/250----
Manufacturer
Part Number
Port/Vol
Int/Exh
Valve Size Int/Exh Comb. Chamber Vol .100 .200 .300 .400 .500 .600 .700 .800 .900 1.000 Average
Brodix BR7 Ported West Coast Alum275/992.25/1.615
4.155
7580/54164/110255/156318/202364/226394/242411/250----
Brodix STS BR7 12 Deg Alum264/-2.204/1.61471-166/119247/171309/208351/221375/229-----
Brodix STS BR7 264 12 Deg Alum264/-2.204/1.61471-159/116240/169303/208343/224369/233364/240----
Brodix STS BR7 273 12 Deg I-50 E-45 Alum273/-2.25/1.61471-147/116233/169286/208344/224381/233416/240----
Dart PRO1 LS1 205 Alum205/852.02/1.60
4.00
62-156/109215/154258/187290/205------
Dart PRO1 LS1 225 Alum225/852.05/1.60
4.00
62-144/109202/154254/187290/205313/214-----
Dart PRO1 LS1 225 Bret Bauer Roll Clean Up Alum230/-2.05/1.60N/A-144/112204/151260/193297/214312/225320/232----
Dart CNC Out of Box Alum248/-2.055/1.60
4.03
No Pipe
N/A70/53146/105210/146253/184295/213318/227314/232315/236---
Dart PRO1 LS1 CNC 250 HRM Alum249/942.08/1.60
4.03
6470/54144/110216/157265/196304/225318/235317/240----
Dart PRO1 LS1 Ported TEA Alum240/902.08/-
4.00
N/A70/53144/118213/178271/233309/261336/275-----
Dart PRO1 LS1 Ported TEA Alum240/902.10/-
4.155
N/A69/53147/122221/210278/265325/292354/301358/306----
Edelbrock/ Lingenfelter 61969 LS1 SF600 Alum202/832.02/1.57
3.90
No Pipe
65-141/115200/162245/196282/209300/217-----
Manufacturer
Part Number
Port/Vol
Int/Exh
Valve Size Int/Exh Comb. Chamber Vol .100 .200 .300 .400 .500 .600 .700 .800 .900 1.000 Average
Edelbrock/ Lingenfelter 61899 SF1020 Alum230/782.10/1.60
4.00
67-147/109211/161260/193298/214321/224316/227----
Edelbrock/ Lingenfelter (LPE) HRM Alum234/842.10/1.60
4.03
6463/53129/110191/160245/196284/213318/222305/227----
Edelbrock RPM XT LS1/LS2/LS6 61949 Semi-CNC SF1020 Alum212/762.02/1.576564/57134/107193/147239/180274/200285/210-----
Edelbrock RPM XT LS1/LS2 61949 Semi-CNC Alum214/782.02/1.57
3.90
65-137/111199/153239/188276/204286/212-----
Edelbrock LS1 4.8l / 5.3L Ported West Coast Alum200/812.00/1.57
3.78
5965/63132/115193/164235/192267/210285/217-----
Edelbrock LS1 Ported West Coast Alum215/882.055/1.60
4.03
Pipe
6668/56138/121207/171257/207291/227307/232-----
Edelbrock LS1 LS2 Ported West Coast Alum245/882.08/1.57
4.03
Pipe
7469/65142/119211/167264/210304/228330/236337/240----
Edelbrock LS1 LS2 Ported West Coast HRM Alum245/882.08/1.57
4.03
6469/54146/115203/171254/210300/231325/238324/240----
HRD Ported All Pro LS1/LS6 AlumN/A2.00/1.55N/A-155/115219/166259/204295/219------
Mast Black Label Ported HRM Alum270/932.20/1.607074/54141/106229/154299/200341/232371/248365/261----
Mast Black Label Ported LS7 HRM Alum274/842.20/1.617076/65163/118245/171307/212350/229379/243395/249----
PRC LS3/L92 13 Deg PortedN/A2.165/1.6060-68-154/117221/170281/205325/225354/235361/243----
Manufacturer
Part Number
Port/Vol
Int/Exh
Valve Size Int/Exh Comb. Chamber Vol .100 .200 .300 .400 .500 .600 .700 .800 .900 1.000 Average
PRC LS3/L92 13 Deg Ported260/-2.185/1.6060-68-157/117224/170279/205329/225360/235380/243----
PRC LS Ported237/852.10/1.60
4.30
No Pipe
6866/57147/117225/170284/206325/227334/235-----
ProComp LS1 HRM Alum219/792.055/1.60
4.03
6372/57148/113203/155261/195301/213321/219306/224----
ProComp LS3 CNC HRM Alum279/942.20/1.607062/53140/116206/161260/194317/225350/232350/244----
ProComp LS3 CNC AlumN/A2.18/1.60
-
1 7/8 Pipe
7382/57171/114242/169281/213321/240364/256382/264371/269---
ProComp LS3 Ported Dr Js Performance HRM Alum279/942.20/1.607065/54141/118211/163270/196321/225357/239359/246----
ProComp LS7 CNC HRM Alum265/842.20/1.617074/52158/109225/156301/201337/229367/245394/259----
Pro-Filer LSx Alum215/-2.20/1.6062--------308/---
Pro-Filer LSx Alum215/-2.02/1.6062-141/104202/154249/192280/212301/227305/231313/235---
Pro-Filer LSx Alum235/-2.08/-62--------341/---
Pro-Filer LSx CNC Smithberg Racing Saenz S-600 Alum250/972.10/1.60
4.03
No Pipe
6270/52136/85194/122252/161291/201323/227342/240----
Pro-Filer LSx CNC Smithberg Racing Alum250/972.10/1.60
4.03
No Pipe
6268/52150/85208/122262/161312/201338/227349/240----
Manufacturer
Part Number
Port/Vol
Int/Exh
Valve Size Int/Exh Comb. Chamber Vol .100 .200 .300 .400 .500 .600 .700 .800 .900 1.000 Average
RHS Pro Elite CNC Gen III210/972.04/1.576274/57152/106219/150266/190301/204320/211-----
RHS Pro Elite CNC Gen III225/972.04/1.576271/57153/114214/163276/204308/222328/231320/236----
Texas Speed 237 HRM Alum238/852.10/1.60
4.03
6472/59149/115226/176281/217317/234336/242351/244----
Texas Speed 285 CNC PRC HRM Alum285/852.25/1.617075/66167/119248/179311/211353/224386/235403/246----
Trick Flow 205-LS1 SF600 Alum205/-2.00/1.57564-----299/237-----
Trick Flow 215-LS1 TRE SF1020 AlumN/A2.04/1.57N/A70/44130/100192/162248/198282/210286/214284/-----
Trick Flow 215-LS1 CNC TRE SF1020 AlumN/A2.04/1.57N/A80/47139/105208/167262/203290/219308/230318/-----
Trick Flow 215-LS1 Meaux Racing Out of Box CNC TRE SF600 AlumN/A2.04/1.57
4.03
No Pipe
N/A-118/104193/159252/194296/211292/219293/224293/226---
Trick Flow 215-LS1 CNC SF600 Alum215/802.04/1.575
3.90
1 7/8" Pipe
6468/55142/115215/185260/230300/251320/259-----
Trick Flow 215-LS1 Ported TEA Alum215/802.05/1.60
3.90
1 7/8" Pipe
6466/54138/118218/187272/231308/252324/262-----
Trick Flow 220-LS1 SF600 Alum220/802.04/1.575
4.03
1 7/8" Pipe
64-----305/233-----
Trick Flow 220-LS2 SF600 Alum220/-2.055/1.575
4.03
1 7/8" Pipe
6567/47133/104211/167261/202292/222305/233-----
Manufacturer
Part Number
Port/Vol
Int/Exh
Valve Size Int/Exh Comb. Chamber Vol .100 .200 .300 .400 .500 .600 .700 .800 .900 1.000 Average
Trick Flow 225-LS2 CNC SF600 Alum225/802.055/1.5756568/55142/115220/185279/230316/251338/259-----
Trick Flow 225-LS2 CNC Out of Box AlumN/A2.055/1.575N/A69/56148/113219/175267/217310/229328/239-----
Trick Flow 225-LS2 Ported TEA Alum225/802.055/1.606567/54141/118223/187279/231316/252335/262-----
Trick Flow 225-LS Ported TEA Alum225/802.055/1.60
4.03
1 7/8" Pipe
6571/61144/120222/187279/233316/260336/274-----
Trick Flow 230 Advanced Induction SF600 Alum230/-2.055/1.575
4.00
1 7/8" Pipe
N/A69/55146/108214/155274/203313/223334/244338/248----
Trick Flow 235-LS2 Ported TEA Alum235/802.08/1.60
4.125
1 7/8" Pipe
7068/53146/124235/199293/244329/265344/276-----
Trick Flow 245-LS2 Ported TEA Alum245/852.10/1.60
4.185
1 7/8" Pipe
7069/56146/130237/201294/249336/269353/276-----
Trick Flow 245-LS2 Ported TEA Nitrous Exh Alum245/852.10/1.60
4.185
1 7/8" Pipe
7069/55146/122237/199294/250336/277353/290-----
Trick Flow 245-LS Ported TEA Out of Box Meaux Racing SF600 AlumN/A2.10/1.60
4.125
No Pipe
N/A-138/111223/162280/203314/223335/230318/234326/238---
Trick Flow 245-LS Ported TEA Short Turn Ported Meaux Racing SF600 AlumN/A2.10/1.60
4.125
No Pipe
N/A-138/111223/163282/205316/227341/235339/240334/242---
Trick Flow 265-LS2 Ported TEA Alum265/852.10/1.60
4.155
2 Pipe
6459/58128/129210/189281/233340/256352/267368/272377/274382/277388/279-
Trick Flow 265-LS2 Ported TEA Nitrous Exh Alum265/852.10/1.60
4.155
2 Pipe
6459/55128/122210/199281/250340/277352/290368/298377/303382/305388/306-
Manufacturer
Part Number
Port/Vol
Int/Exh
Valve Size Int/Exh Comb. Chamber Vol .100 .200 .300 .400 .500 .600 .700 .800 .900 1.000 Average
Trick Flow 235-LSX CNC SF600 Alum235/802.08/1.60
4.125
1 7/8" Pipe
7065/55144/124229/196287/242323/260340/270-----
Trick Flow 235 CNC HRM Alum234/802.08/1.60
4.03
6467/57144/113221/172272/213309/230333/240315/244----
Trick Flow 255 GenX 12 Deg Alum255/872.165/1.60
4.065
1 7/8 Pipe
6971/59146/113231/171294/215334/240363/252382/258----
Trick Flow 255-LS3 Ported TEA SF600 Alum255/872.165/1.60
4.06
1.875 Pipe
6971/59140/117225/168288/213331/236361/247373/254----
Trick Flow 260-LS7 Ported TEA Alum260/872.20/1.60
4.125
2 Pipe
7071/58148/113233/168296/212340/237375/249393/254----
World Warhawk LS1X Alum235/802.08/1.6064/72-----300/219-----
World Warhawk LS1X Alum235/802.08/1.60N/A65/63137/119202/172247/194280/206304/211-----
World Warhawk LS1 15 Deg SF600 Alum235/872.08/1.60
-
No Pipe
64/7272/63146/118209/155254/185282/204304/215313/221321/223---
World Warhawk LS1 15 Deg Kuntz CNC SF600 Alum255/902.10/1.60
-
No Pipe
7267/62137/123208/169268/208307/233332/246345/253347/256---
World Warhawk 255 CNC HRM Alum255/872.10/1.60
4.03
6463/56137/115200/165260/198297/214313/224328/233----
World Warhawk 12 Deg SF600 Alum285/1062.20/1.6064/7258/35123/66194/111256/148304/175333/193354/203335/211---
World Warhawk 12 Deg Kuntz CNC SF600 Alum296/1102.20/1.60
-
No Pipe
7276/55178/108241/160309/198357/225387/249396/264403/274---
Manufacturer
Part Number
Port/Vol
Int/Exh
Valve Size Int/Exh Comb. Chamber Vol .100 .200 .300 .400 .500 .600 .700 .800 .900 1.000 Average
 
 
LTx     COPYRIGHT © 2000-2018 Stan Weiss  — World Wide Enterprises 
 
Manufacturer
Part Number
Port/Vol
Int/Exh
Valve Size Int/Exh Comb. Chamber Vol .100 .200 .300 .400 .500 .600 .700 .800 .900 1.000 Average
Chevy LT1170/621.94/1.5058---187/139190/145------
Chevy LT1170/621.94/1.505860/46120/94171/122197/140207/154201/156-----
Chevy LT1 Night TrainN/A1.94/-N/A56/-106/-164/-205/-210/-209/------
Chevy LT1 NPSN/A1.94/1.50
4.016
No Pipe
N/A61/50119/97170/126203/148209/155208/158-----
Chevy LT1 '94 Kendrick AutoN/A1.94/1.50N/A61/48114/88163/117187/135190/144------
Chevy LT1 '94 Ported Kendrick AutoN/A1.94/1.50N/A69/50139/101181/130223/159247/178------
Chevy LT1 290 Weingartner Racing IronN/A1.94/1.50
4.125
No Pipe
N/A73/52142/106205/138237/152236/157239/201-----
Chevy LT1 372 Alum CHP170/621.94/1.50
-
No Pipe
5872/52129/100180/130213/142214/149215/154-----
Chevy LT1 372 Alum CHP170/621.94/1.50
-
Pipe
5872/53129/101180/136213/155214/165215/171-----
Chevy LT1 374 Ported AlumN/A2.00/1.55N/A65/48130/89184/121209/148227/158240/163-----
Chevy LT1 374 Ported Smithberg Racing Alum190/752.00/1.5560-----285/-295/-----
Chevy LT1 561 Night Train AlumN/A1.94/-N/A58/-115/-170/-213/-221/-218/------
Manufacturer
Part Number
Port/Vol
Int/Exh
Valve Size Int/Exh Comb. Chamber Vol .100 .200 .300 .400 .500 .600 .700 .800 .900 1.000 Average
Chevy LT1 561 TriPinTaZ AlumN/A1.94/1.50N/A63/46120/93170/121198/142201/150202/154-----
Chevy LT1 561 Ported Smithberg Racing Alum190/802.00/1.56
4.03
No Pipe
5669/50140/109199/1392339/164273/183283/196-----
Chevy LT1 643 TriPinTaZ AlumN/A1.94/1.50N/A67/47121/90170/120205/139206/147205/150-----
Chevy LT1 643 '96 CHW Alum172/651.94/1.505462/52125/100175/130209/152230/161223/173223/179----
Chevy LT1 643 '96 Ported CHW Alum188/702.02/1.505970/64144/112199/138237/155262/164269/178265/185----
Chevy LT1 Ported Brian AlumN/A2.00/1.565366/48129/93183/130229/168262/189265/192-----
Chevy LT1 Ported CDN Performance Stage 2 SF600 AlumN/A2.02/1.60N/A76/79150/147196/183227/201256/213274/220-----
Chevy LT1 Ported TEA Stage 2 AlumN/A2.00/1.56N/A69/56140/119200/165244/198275/220279/237-----
Chevy LT1 Ported TEA Stage 3 AlumN/A2.02/1.60N/A72/56148/117218/161261/204289/233294/252294/262----
Chevy LT1 Ported ET Performance Alum207/-2.00/1.55
4.03
6066/49135/101195/142235/169260/186263/200-----
Chevy LT1 Ported No Rush AlumN/A2.00/1.55
-
No Pipe
N/A71/60142/109193/148237/179262/193271/198275/202----
Chevy LT1 Ported No Rush AlumN/A2.00/1.55
-
Pipe
N/A71/62142/114193/158237/191262/206271/216275/219----
Manufacturer
Part Number
Port/Vol
Int/Exh
Valve Size Int/Exh Comb. Chamber Vol .100 .200 .300 .400 .500 .600 .700 .800 .900 1.000 Average
Chevy LT1 Ported 190 Advanced Induction SF600 Alum190/-2.00/1.55
4.03
No Pipe
N/A70/56143/113197/149244/177269/189275/195276/200----
Chevy LT1 Ported 200 Advanced Induction SF600 Alum200/-2.00/1.56
4.03
No Pipe
52-5669/65148/116205/153247/179275/190288/196290/201----
Chevy LT1 Kyle Ported Blackstone AlumN/A2.02/1.60
-
Pipe
N/A74/64147/118203/167249/197269/214284/225287/232----
Chevy LT1 Ported GTP Stage 2 AlumN/A2.00/1.56N/A70/51122/119186/145222/176254/204266/217-----
Chevy LT1 Ported GTP Stage 2 Flowed Alum188/-2.00/1.5648-135/106184/140228/164258/182267/192263/195----
Chevy LT1 Ported Meaux Racing SF600 AlumN/A2.055/1.60
4.00
No Pipe
N/A-138/115193/154236/182261/193260/201262/206264/----
Chevy LT4 '96 Kendrick AutoN/A2.00/1.55N/A69/53135/99184/125218/143241/158------
Chevy LT4 '96 Ported Kendrick AutoN/A2.00/1.55N/A82/58149/104193/144232/173261/189------
Chevy LT4 Alum195/-2.00/1.5556-156/121208/149243/177265/190257/196-----
Chevy LT4 Alum CHP195/-2.00/1.55
-
No Pipe
5678/67147/109197/133230/159250/172243/177-----
Chevy LT4 Alum CHP195/-2.00/1.55
-
Pipe
5678/67147/114197/141230/167250/180243/185-----
Chevy LT4 Ported ET Performance AlumN/A2.00/1.55
4.03
6071/47134/97192/132238/165268/185277/195-----
Manufacturer
Part Number
Port/Vol
Int/Exh
Valve Size Int/Exh Comb. Chamber Vol .100 .200 .300 .400 .500 .600 .700 .800 .900 1.000 Average
Chevy LT4 Ported No Rush AlumN/A2.00/1.55
-
No Pipe
N/A72/62142/108195/151239/177270/191281/198288/201290/204---
Chevy LT4 Ported PBR AlumN/A2.05/1.60N/A-167/126214/166258/193290/210310/218317/226----
Chevy LT4 Ported 21x Advanced Induction SF600 Alum52-562.00/1.56
4.03
No Pipe
N/A71/61144/107202/145250/175281/194296/203300/209----
AFR LT1 180 Street Old SF600 Alum180/642.02/1.60
4.06
1 3/4" Pipe
56-74-129/108195/156240/178255/190260/194-----
AFR LT1 180 Street SF600 Alum180/642.02/1.60
4.06
1 3/4" Pipe
56-74-138/110198/158240/190260/207------
AFR LT1 180 Comp Old SF600 AlumN/A2.02/1.60
4.06
1 3/4" Pipe
74-144/102206/152245/190260/204268/211-----
AFR LT1 180 Comp SF600 AlumN/A2.02/1.60
4.06
1 3/4" Pipe
74-142/115203/165247/200270/217------
AFR LT1 190 Street SF600 Alum190/642.02/1.6056-74-129/108195/156240/178260/190262/194-----
AFR LT1/LT4 195 Street Old SF600 Alum195/642.02/1.60
4.06
1 3/4" Pipe
56-74-132/108198/156240/178260/190262/194-----
AFR LT1/LT4 195 Street SF600 Alum195/642.02/1.60
4.06
1 3/4" Pipe
56-74-137/110196/156243/190274/207------
AFR LT1/LT4 195 Comp Old SF600 AlumN/A2.02/1.60
4.06
1 3/4" Pipe
74-135/110201/157249/180275/195280/208-----
AFR LT1/LT4 195 Comp SF600 AlumN/A2.02/1.60
4.06
1 3/4" Pipe
74-140/115202/165248/200280/217300/225-----
Manufacturer
Part Number
Port/Vol
Int/Exh
Valve Size Int/Exh Comb. Chamber Vol .100 .200 .300 .400 .500 .600 .700 .800 .900 1.000 Average
AFR LT4 195 Street SF600 Alum195/642.05/1.60
4.06
1 3/4" Pipe
55/65-146/119201/166247/197275/213------
AFR LT4 195 Comp SF600 Alum195/642.08/1.60
4.06
1 3/4" Pipe
55/65-151/125211/172260/207293/224308/233-----
AFR LT1/LT4 203 Race SF600 Alum203/802.08/1.60
4.125
1 7/8" Pipe
76-129/112188/145234/185263/205275/215272/220----
AFR LT1/LT4 210 Street SF600 Alum210/802.08/1.60
4.125
1 7/8" Pipe
76-139/110199/158249/192279/210295/220301/224----
AFR LT1/LT4 210 Race Old SF600 Alum210/802.08/1.60
4.125
1 7/8" Pipe
76-135/112197/145245/185273/205282/215285/220----
AFR LT1/LT4 210 Comp SF600 Alum210/802.08/1.60
4.125
1 7/8" Pipe
76-147/120206/166257/214290/225308/235312/240----
AFR LT4 210 Race V2 Alum210/802.08/1.60
4.06
1 3/4" Pipe
65-75-145/110199/158255/192292/210309/220-----
AFR LT4 210 Comp V2 Alum210/802.08/1.60
4.06
1 3/4" Pipe
65-75-147/120201/166257/214296/225318/235-----
AFR LT4 Eliminator #10331 NPS AlumN/A2.05/1.60
4.0157
No Pipe
5868/58145/112199/158242/186269/198266/207262/212----
AFR LT4 Ported Race Prep Alum213/652.08/1.60N/A75/52135/104194/148242/181278/201315/219-----
AFR LT4 220 Race SF600 Alum220/802.08/1.60
4.125
1 7/8" Pipe
76-132/112190/145248/185280/205286/215292/220----
AFR LT4 227 Race SF600 Alum227/802.10/1.60
4.125
1 7/8" Pipe
N/A-135/112192/145250/185288/205292/215295/220----
Manufacturer
Part Number
Port/Vol
Int/Exh
Valve Size Int/Exh Comb. Chamber Vol .100 .200 .300 .400 .500 .600 .700 .800 .900 1.000 Average
AFR LT4 227 Street SF600 Alum227/802.10/1.60
4.125
1 7/8" Pipe
N/A-148/114210/162259/204292/220305/229-----
AFR LT4 227 Comp SF600 Alum227/802.10/1.60
4.125
1 7/8" Pipe
N/A-151/120219/167266/214298/230318/238327/243----
AFR LT4 227 Street 60/40 V2 SF600 Alum227/802.10/1.60
4.125
1 7/8" Pipe
65-75-148/114210/162261/204296/220312/229318/237----
AFR LT4 227 Comp 60/40 V2 SF600 Alum227/802.10/1.60
4.125
1 7/8" Pipe
65-75-152/120212/167265/214300/230319/238327/243----
AFR LT4 Ported Race Prep Alum213/65-N/A75/52135/104194/148242/181278/201315/219-----
AFR LT4 Ported Meaux Racing I-50 E-50 AlumN/A2.10/1.60
4.00
No Pipe
N/A-136/99197/166254/196292/216315/221319/226327/226---
AFR LT4 Ported Meaux Racing I-50 E-50 AlumN/A2.10/1.60
-
No Pipe
N/A-136/99197/166254/196292/216315/221324/232335/234---
Dart 180 LT1/LT4 Alum180/-2.02/1.60
-
No Pipe
58-139/114193/145231/164249/172253/174-----
Dart 180 LT1 Advanced Induction SF600189.8/752.02/1.60
4.03
No Pipe
N/A61/48124/94176/124222/153251/171264/184256/192----
Dart 180 LT1 Ported Advanced Induction SF600201/-2.02/1.60
4.03
No Pipe
5869/57141/104197/141241/168277/187290/200290/205----
Dart 200 LT1/LT4 Alum200/-2.02/1.60
-
No Pipe
58-129/114185/145229/164261/172263/174-----
Dart 215 LT1/LT4 Alum215/-2.05/1.60
-
No Pipe
58-127/114178/145216/164249/172268/174271/-----
Manufacturer
Part Number
Port/Vol
Int/Exh
Valve Size Int/Exh Comb. Chamber Vol .100 .200 .300 .400 .500 .600 .700 .800 .900 1.000 Average
Edelbrock Performer LT1 61909 SF1020 Alum170/601.94/1.55
-
No Pipe
5461/52117/100174/140220/167242/184232/192-----
Edelbrock Performer LT1 61909 Out of Box SF1020 GMHPMAlum175.5./691.94/1.55
4.03
5661/53121/100178/133220/155232/168228/172-----
Edelbrock Performer RPM Xtreme LT4 61939 Semi-CNC SF1020 Alum195/752.02/1.57
4.00
5465/54119/107173/145255/181267/187270/190-----
Patriot Alum195/702.02/1.60
4.00
64-----------
Pro Comp Alum190/-2.02/1.606458/52113/98159/133200/162228/180244/189248/192----
Trick Flow GenX LT1 21 Deg SF600185/-2.02/1.60
4.03
7065/54138/117202/162243/189270/197273/209-----
Trick Flow GenX LT1 21 Deg SF600 Alum185/672.02/1.60
4.03
1 3/4" Pipe
5465/48132/111195/151236/182258/198260/206-----
Trick Flow LT1 SF600 Alum195/722.02/1.60
4.03
1 3/4" Pipe
6251/58136/98191/136230/163253/177254/190-----
Trick Flow LT1 Ported Lloyd Elliot Alum205/762.02/1.6067-140/108200/144245/176274/190282/204-----
Trick Flow LT1 Ported Lloyd Elliot Alum208/-2.05/1.6067-142/109199/142243/178279/204292/217-----
Trick Flow LT1 Ported 200 Advanced Induction SF600 Alum200/782.08/1.60
4.03
No Pipe
N/A70/61144/107198/145246/175274/194278/203279/209----
Trick Flow LT1 Ported 215 Advanced Induction SF600 Alum215/782.08/1.60
4.03
No Pipe
N/A72/65146/111206/149253/177285/196300/205304/210----
Manufacturer
Part Number
Port/Vol
Int/Exh
Valve Size Int/Exh Comb. Chamber Vol .100 .200 .300 .400 .500 .600 .700 .800 .900 1.000 Average
Trick Flow LT1 Ported TEA Alum205/662.02/1.60
4.03
Pipe 1 3/4
6368/54143/117217/177263/219290/243294/257-----
Trick Flow LT1 Ported TEA Alum220/662.08/1.60
4.03
Pipe 2"
N/A69/52144/119207/182255/224291/247310/257316/262----
 
 
4.3l v6 - Syclone / Typhoon     COPYRIGHT © 2000-2018 Stan Weiss  — World Wide Enterprises 
 
Manufacturer
Part Number
Port/Vol
Int/Exh
Valve Size Int/Exh Comb. Chamber Vol .100 .200 .300 .400 .500 .600 .700 .800 .900 1.000 Average
Chevy Large Valve Rockville SpeedN/A2.02/1.60N/A65/51133/102163/131174/139178/141------
Chevy Ported Large Valve Rockville SpeedN/A2.02/1.60N/A66/52135/112175/152197/183209/184214/------
Chevy 90 Deg LB4N/A1.94/1.50N/A----165/119------
Chevy 90 Deg L35 SandmanN/A1.94/1.50N/A60/-100/-143/-172/-189/-194/-201/-----
Chevy 90 Deg L35 DennisN/A1.94/1.50N/A60/-100/-143/-172/-189/-199/------
Chevy 90 Deg L35 Ported DennisN/A1.94/1.60N/A60/62123/121170/172207/188230/195247/199-----
Chevy 90 Deg L35 Shan Mild PortedN/A2.02/1.60N/A64/54122/102164/139197/166217/181218/185219/188----
Chevy 90 Deg VortecN/A1.94/1.50
4.00
N/A63/49131/106187/139218/155216/163217/165-----
Chevy 90 Deg LF6 Vortec PortedN/A-N/A65/55131/125182/166228/184259/191------
Chevy 359 / 523 18 Deg Hutter Alum244/-2.15/1.62552-147/110228/162282/215321/235338/243347/250----
Brodix 90 Deg V6 -8 23 Deg Alum194/-2.08/1.6067-134/110191/139230/155240/161------
Brodix 90 Deg V6 -10 23 Deg Alum210/-2.08/1.6067-145/110195/139240/155253/161262/166262/168----
Manufacturer
Part Number
Port/Vol
Int/Exh
Valve Size Int/Exh Comb. Chamber Vol .100 .200 .300 .400 .500 .600 .700 .800 .900 1.000 Average
Brodix 90 Deg V6 18 Deg Ported Kelford Cams AlumN/A2.08/1.60N/A66/63130/124193/160245/184294/198323/204339/207----
 
 
Ecotec     COPYRIGHT © 2000-2018 Stan Weiss  — World Wide Enterprises 
 
Manufacturer
Part Number
Port/Vol
Int/Exh
Valve Size Int/Exh Comb. Chamber Vol .100 .150 .200 .250 .300 .350 .400 .450 .500 .550 Average
4 cyl Ported AlumN/A35.2mm/ 30.1mmN/A------250/-270/175---
4 cyl Ported AlumN/A35.2mm/ 31.1mmN/A------250/-270/207---
2.0L LSJ M2 Race Systems AlumN/A35.2mm/ 30.1mm
3.575
N/A--155/127192/139224/144243/146253/148258/149261/149--
2.0L LSJ CNC M2 Race Systems AlumN/A36.1mm/ 31.1mm
3.575
5186/86126/126166/151201/173235/187263/194278/199292/203298/206303/208-
2.2 Patriot CNC Stage II Alum173/751.42/1.2255381/7121/109160/138190/160217/174238/181264/187266/189---
Ported Shaver SF1020 Alum181/7835.2mm/ 30.1mmN/A113/116148/151181/176214/190242/199258/204268/206-/208---


Chevy_Big_Block     COPYRIGHT © 2000-2018 Stan Weiss  — World Wide Enterprises
Manufacturer
Part Number
Port/Vol
Int/Exh
Valve Size Int/Exh Comb. Chamber Vol .100 .200 .300 .400 .500 .600 .700 .800 .900 1.000 1.100 1.200 1.300 Average
Chevy 156 Peanut Iron CHP195/-2.06/1.72
-
No Pipe
11554/35123/84184/117222/141226/156226/160227/162-------
Chevy 236 Peanut Iron CHP208/1122.06/1.72
-
No Pipe
12056/44125/87183/111215/130233/144235/150235/155-------
Chevy 236 Peanut Iron CCM208/1122.06/1.72
-
Pipe
12056/44125/90183/117215/139233/158235/166235/172-------
Chevy 360 Small Oval Ported BH Performance IronN/AN/A
-
No Pipe
N/A75/68160/111202/143230/165247/178256/192255/199-------
Chevy Vortec L29 '97-99 Iron230/-2.070/1.729963/49121/91165/120198/133226/140242/142--------
Chevy Oval Port Iron256/1142.06/1.72N/A-----272/189--------
Chevy 049 Oval Port Iron253/1152.06/1.72N/A------268-260/177-------
Chevy 049 Oval Port SF600 CHP Iron253/1162.06/1.72
-
Pipe
12259/52124/98188/128232/152250/177264/187264/192265/192------
Chevy 049 Oval Ported BH Performance IronN/A2.19/1.88
-
No Pipe
N/A68-77/62146-158/112215-221/149265-260/167301-280/181303-293/194296-294/201-------
Chevy 049 Oval Ported BH Performance IronN/A2.19/1.88
-
Pipe
N/A68-77/67146-158/147215-221/193265-260/227301-280/245303-293/249296-294/251-------
Chevy 049 Oval Gamrace IronN/A2.07/1.72
4.30
No Pipe
N/A--175/128218/140236/149251/153255/154-------
Chevy 049 Oval Ported Stage 1 Gamrace Iron260/-2.19/1.88
4.30
No Pipe
N/A--205/142265/169302/192302/209297/225-------
Manufacturer
Part Number
Port/Vol
Int/Exh
Valve Size Int/Exh Comb. Chamber Vol .100 .200 .300 .400 .500 .600 .700 .800 .900 1.000 1.100 1.200 1.300 Average
Chevy 049 Oval Ported Dr Js Performance IronN/A2.25/1.94
4.50
2" Pipe
N/A76/68152/134228/162271/214315/242341/261348/289-------
Chevy 049 Oval Ported sheetmetal IronN/A2.19/1.88
4.25
No Pipe
N/A-142/110204/138249/166288/190310/200--------
Chevy 063 Oval Weingartner Racing IronN/A2.06/1.74
4.31
No Pipe
N/A65-59/45114-106/86178-173/115234-215/137248-229/153260-247/166273-255/175270-256/180------
Chevy 063 '69 Oval Chris Straub IronN/A2.07/1.72
4.50
N/A-117/97180/123228/145248/164265/176270/183-------
Chevy 063 '69 Oval Chris Straub IronN/A2.19/1.88
4.50
N/A-138-132/96202-198/123243-239/153272-271/175295-291/196293-290/215-------
Chevy 063 '69 Oval Chris Straub Ported Foxwell Motorsports IronN/A2.19/1.80
4.50
2 1/4" Pipe
N/A-156-153/116216-215/150265-260/174307-290/200333-305/220327-310/242-------
Chevy 3931063 Oval Dr Js Performance IronN/A2.06/1.74
-
Pipe
N/A65/55117/97180/123228/145248/164265/176270/183-------
Chevy 3931063 Oval Ported Dr Js Performance IronN/A2.19/1.88
-
Pipe
N/A75/74150/134219/162266/206304/232321/249327/260-------
Chevy 088 Ported Chad Speier SF600 IronN/A2.30/1.88
4.50
No Pipe
N/A-156-157/132232-229/163286-278/188328-314/207363-335/220380-353/231382-365/240385-371/248387-377/251----
Chevy 290 Oval Port Iron CHP253/1122.06/1.72
-
No Pipe
10560/47122/88172/113214/133244/152257/161260/168263/171------
Chevy 290 Oval Port Iron CHP253/1122.06/1.72
-
Pipe
10560/47122/90172/118214/138244/160257/174260/184263/188------
Chevy 290 Oval Port Ported Ron Miller SF120 IronN/A2.19/1.88
4.50
No Pipe
98.2-151-152/130215-162/157263-259/191288-275/215312-293/240326-291/243-------
Manufacturer
Part Number
Port/Vol
Int/Exh
Valve Size Int/Exh Comb. Chamber Vol .100 .200 .300 .400 .500 .600 .700 .800 .900 1.000 1.100 1.200 1.300 Average
Chevy 390 Oval NPS Stock IronN/A2.065/1.72
4.25
No Pipe
N/A69/46116/89180/114216/136236/155248/171260/180-------
Chevy 390 Oval Pace Performance Alum290/1102.25/1.8811071/58138/119193/145233/168272/189299/202318/210327/230------
Chevy 390 Oval SF600 Alum290/1102.25/1.88
4.50
1 7/8" Pipe
11074/71143/126207/158250/178284/200309/218322/232-------
Chevy 390 Oval Ported SF600 AlumN/A2.25/1.88
4.50
1 7/8" Pipe
11285/73161/141230/175283/208332/234354/257361/274363/287------
Chevy 392 / 399 Oval Alum290/1102.19/1.8811067/64149/128226/150271/172293/195316/213320/227-------
Chevy 702 Oval Port Iron CHP253/-2.06/1.72
-
Pipe
10157/46121/89179/115214/135237/152254/173260/183260/188------
Chevy 702 Oval Weingartner Ported Pocket IronN/A2.19/1.88
4.50
N/A82/64146/104232/127274/154295/180311/204306/215292/229------
Chevy 702 Oval Ported I-33 E-33 Back Cut Weingartner Racing BrezN/A2.19/1.88
4.31
No Pipe
N/A-180/121247/146283/173307/197314/211314/223-------
Chevy 772 Oval Short Runner Weingartner RacingN/A2.19/1.88
4.50
No Pipe
N/A63/56157/106215/139259/165251/180268/184274/187275/188------
Chevy 781 Oval Bill Jones IronN/A2.06/1.72
-
No Pipe
N/A69/57142/103190/127217/158238/179270/197--------
Chevy 781 Oval Mild Porting Bill Jones IronN/A2.06/1.72
-
No Pipe
N/A69/62142/115203/152243/187265/207279/216--------
Chevy 781 Oval Bowl Blend Iron258/1162.19/1.88
4.31
No Pipe
N/A69/69142/110210/140256/166285/180276/188--------
Manufacturer
Part Number
Port/Vol
Int/Exh
Valve Size Int/Exh Comb. Chamber Vol .100 .200 .300 .400 .500 .600 .700 .800 .900 1.000 1.100 1.200 1.300 Average
Chevy 781 Oval Bowl Blend Wolfplace FlowData IronN/A2.19/1.88
4.53
No Pipe
N/A69/56158/102217/135254/161263/186274/209272/219-------
Chevy 781 Oval Ported IronN/A2.19/1.84N/A------324/288-------
Chevy 781 Oval Dave Vandenburg Mild Port Bowl Blend IronN/A2.25/1.88N/A73/61140/108211/139273/165305/186315/202301/216-------
Chevy 781 Oval Short Runner Weingartner Racing IronN/A2.19/1.88
4.50
No Pipe
N/A68/57153/111215/137257/151254/158264/159263/163267/163------
Chevy 781 Ported Dr Js Performance I-50 E-45 IronN/A2.30/1.90
-
2" Pipe
N/A66-63/68148-143/132228-225/161294-291/212335-333/240354-348/259363-352/268372-358/274375-364/277381-370/279----
Chevy 820 Weingartner Racing BrezN/A2.19/1.88
4.31
No Pipe
N/A-145/132207/166256/193295/201308/214301/221-------
Chevy 820 Bowl Ported Weingartner Racing BrezN/A2.25/1.88
4.31
No Pipe
N/A-156/-220/-273/-295/-315/-337/-350/-------
Chevy 3993820 Oval253/114-11371/52145/105227/144260/176279/190---------
Chevy 074 Ported Mike Stark Seanz 680 Alum340/-2.30/1.88
4.60
N/A81/75166/119248/157312/191354/210378/233392/255400/272400/280-----
Chevy 188 Iron CHP317/1252.19/1.88
4.25
Pipe
11868/45129/90188/131233/170259/188291/195313/200-/202------
Chevy 188 Iron CHP317/1252.19/1.88
4.25
No Pipe
11868/45129/88188/128233/154259/172291/177313/181-------
Chevy 188 Young Performance Marine IronN/A2.19/1.88
4.50
No Pipe
118-149/117197/150233/174258/184280/187287/187-------
Manufacturer
Part Number
Port/Vol
Int/Exh
Valve Size Int/Exh Comb. Chamber Vol .100 .200 .300 .400 .500 .600 .700 .800 .900 1.000 1.100 1.200 1.300 Average
Chevy 188 Young Performance Marine Ported IronN/A2.19/1.88
4.50
No Pipe
118-150/117204/151246/180278/192303/197311/197-------
Chevy 188 Jim V right hand port IronN/A2.19/1.88
-
No Pipe
N/A-148/101213/135250/162287/176317/182328/186-------
Chevy 291 Rect. 3-angle VJ Meaux Racing SF600 IronN/A2.19/1.88N/A-136-134/114200/153248-239/171281-261/184302-278/192316-287/196-------
Chevy 291 Rect. M Chips IronN/A2.19/1.88N/A65/55147/110211/143245/172266/195284/209299/220-------
Chevy 291 Rect. Weingartner Racing Brez IronN/A2.19/1.88
4.31
No Pipe
N/A-141/112207/139251/163288/180289/194291/197-------
Chevy 291 Rect. Weingartner Racing IronN/A2.19/1.72
4.50
No Pipe
N/A67/54137/104205/132248/156287/174319/182323/187-------
Chevy 401 CHP322/1202.25/1.88
4.25
Pipe
11870/53143/116200/142236/179275/204310/227330/244340/254------
Chevy 840 Rect. Weingartner Racing BrezN/A2.19/1.72
4.31
No Pipe
N/A65/60137/107195/137244/159283/176307/185312/192-------
Chevy 990 Iron CHP318/1252.19/1.88
4.25
Pipe
11869/53125/103183/140233/176264/198292/204-/207-------
Chevy 990 Meaux Racing IronN/A2.19/1.88
4.28
Pipe
N/A-131-129/106202-201/138234-228/162272-250/181303-275/194322-289/197-------
Chevy 990 Bowls Blended Josh IronN/A2.25/1.88
-
No Pipe
N/A72/59143/113215/139261/165290/186306/204323/213333/216------
Chevy 990 Rect. VJ Bowl Cutter I-33 E-33 Back Cut Weingartner Racing BrezN/A2.19/1.88
4.31
No Pipe
N/A-183/122245/152290/176317/198329/208338/213341/213------
Manufacturer
Part Number
Port/Vol
Int/Exh
Valve Size Int/Exh Comb. Chamber Vol .100 .200 .300 .400 .500 .600 .700 .800 .900 1.000 1.100 1.200 1.300 Average
Chevy 920 Rect. IronN/A2.19/1.88118--------------
Chevy Rect. Port320-326/ 1202.19/1.88118-----331/201--------
Chevy 410 Rect. Alum300-315/ 1102.19/1.88118--------------
Chevy 400 Rect. Alum300-315/ 1102.25/1.88118--------------
Chevy ZL-1 D-port320/1202.19/1.88N/A-----331/213--------
Chevy Alum D-port320/1202.19/1.88N/A----284/206310/226328/238-------
Chevy 14011076 Ported BH Performance AlumN/A2.25/1.92
-
No Pipe
N/A78/75155/119227/151274/182304/206335/228361/236-------
Chevy Bowtie Weingartner Racing Ported BrezN/A2.19/1.88
4.31
No Pipe
N/A-170/131241/163275/186307/208336/224358/235373/245------
GM PS 2000 - Darin Morgan SF600 AlumN/A2.48/1.85
-
No Pipe
N/A-138/125218/175291/212372/251441/285495/311531/325547/333548/336----
GM PS 2002 - Darin Morgan SF600 AlumN/A2.50/1.82
-
No Pipe
N/A-155/114247/177343/222423/263494/301532/319542/334551/345561/349----
GM / DRCE PS AlumN/A2.515/-N/A-144/-251/-336/-410/-475/-530/-545/-575/-580/-----
GM / DRCE 1 PS 2004 - Darin Morgan SF600 AlumN/A2.50/1.80
-
No Pipe
N/A-143/110250/167340/210422/252487/299531/323555/336571/342585/348----
Manufacturer
Part Number
Port/Vol
Int/Exh
Valve Size Int/Exh Comb. Chamber Vol .100 .200 .300 .400 .500 .600 .700 .800 .900 1.000 1.100 1.200 1.300 Average
GM / DRCE 2 Pro Stock Ported MBE Alum487/-2.54/1.80
4.52
No Pipe
N/A-152/117244/162329/211411/263474/306512/327538/340550/346562/347565/349---
GM / DRCE 3 - Ported AlumN/A2.55/1.83N/A-149/119246/176350/223429/267500/307544/331569/344584/354600/360----
GM / DRCE 3 - Darin Morgan SF600 AlumN/A2.55/1.83
-
No Pipe
N/A-147/95252/168343/216429/260500/295550/316573/333583/343595/350----
GM / DRCE 3 - Darin Morgan SF600 AlumN/A2.55/-N/A-154/-258/-345/-425/-494/-553/-587/-598/-602/-605/----
GM / Pro Mod 5.2 BS - Darin Morgan SF600 AlumN/A2.60/1.95
-
No Pipe
N/A-182/160267/222351/286419/338492/358543/367585/371607/371606/374----
AFR 265 Oval SF600 Alum265/1152.19/1.88
4.31
2 1/8" Pipe
119-165/135244/169297/219324/249332/272--------
AFR 265 Oval Partially Ported SF600 Alum265/1152.19/1.88
4.31
2 1/8" Pipe
112-154/127218/164278/200323/230347/255--------
AFR 265 Oval CNC Chamber Partially Ported SF600 Alum265/1152.19/1.88
4.31
2 1/8" Pipe
112-172/157245/195295/227326/253342/265--------
AFR 265 CNC Chamber Wolfplace FlowData Alum265/-2.19/1.88
4.53
No Pipe
N/A76/64168/144252/196307/232339/248351/254--------
AFR 290 Oval SF600 Alum290/1152.25/1.88
4.31
2 Pipe
121-170/157241/190294/232332/260361/278374/292-------
AFR 290 Oval SF600 Alum290/1152.25/1.88
4.31
1 7/8" Pipe
112-170/138240/199294/239332/268361/283374/298-------
AFR 290 Oval CNC Weingartner Racing BrezN/A2.25/1.88
4.31
No Pipe
N/A79/67167/141242/212298/242328/267356/274370/279-------
Manufacturer
Part Number
Port/Vol
Int/Exh
Valve Size Int/Exh Comb. Chamber Vol .100 .200 .300 .400 .500 .600 .700 .800 .900 1.000 1.100 1.200 1.300 Average
AFR 290 Oval Alum290/1152.25/1.88
4.31
1 7/8" Pipe
113-170/135240/190294/234332/265361/280374/295-------
AFR 300 Oval Alum300/-2.30/1.88
4.31
1 7/8" Pipe
113-165/135240/190296/234340/265378/280388/295-------
AFR 305 SF600 Alum305/-2.19/1.88
4.60
2 1/8" Pipe
119-154/131223/176287/219335/251363/276--------
AFR 305 CNC Chambers SF600 Alum305/-2.19/1.88
4.60
2 1/8" Pipe
121-163/135241/192300/237344/268367/284368/298-------
AFR 305 CNC Chambers Partially Ported SF600 Alum305/-2.19/1.88
4.31
2 1/8" Pipe
121-168/142242/187303/225339/252360/271--------
AFR 305 VJ Bowl Work Foxwell Motorsports AlumN/A2.25/1.88
4.50
2 1/4" Pipe
N/A-169-172/150246-247/196305-300/239348-334/266373-359/281380-375/290384-387/302386-394/312-----
AFR 315 CNC SF600 Alum315/1352.25/1.88
4.60
2 1/8" Pipe
121-169/146249/184312/238353/271380/296386/310387/315------
AFR 315 Alum CHP315/-2.25/1.88
4.25
Pipe
N/A76/62162/133232/199282/256321/284348/290368/293370/300------
AFR 315 CNC Wolfplace FlowData Alum315/-2.25/1.88
4.31
No Pipe
N/A78/69162/142239/198290/240334/267358/280374/283377/286------
AFR 315 CNC Wolfplace FlowData Alum315/-2.25/1.88
4.53
No Pipe
N/A78/69164/142247/198309/240350/267375/280383/283381/286------
AFR 325 SF600 Alum325/1322.30/1.88
4.60
2 1/8" Pipe
119-142/131213/176280/219331/251370/276384/285-------
AFR 325 Weingartner Racing BrezN/A2.30/1.88
4.31
No Pipe
N/A81/63166/137236/182293/226340/258358/274377/280383/282386/282-----
Manufacturer
Part Number
Port/Vol
Int/Exh
Valve Size Int/Exh Comb. Chamber Vol .100 .200 .300 .400 .500 .600 .700 .800 .900 1.000 1.100 1.200 1.300 Average
AFR 335 CNC SF600 Alum335/1352.30/1.88
4.60
2 1/8" Pipe
121-164/144240/197304/257352/285385/311404/319410/325------
AFR 335 CNC SF600 Out of Box Alum335/-2.30/1.88
4.60
No Pipe
N/A-170/133249/178313/230362/259396/268405/273-------
AFR 335 CNC SF600 Alum335/-2.30/1.88
-
2 1/8" Pipe
121-164/142240/193304/244352/278385/310404/321410/327------
AFR 335 Ported Foxwell Motorsports I-45 E-45 Alum344/-2.35/1.88N/A-155-154/128239-238/181304-274/227353-345/274394-377/304422-398/310430-411/319437-424/321442-430/325----
AFR 345 SF600 Alum345/-2.30/1.88
4.60
2 1/8" Pipe
119-141/135212/169279/219333/249372/272401/285405/290------
AFR 345 NPS AlumN/A2.30/1.88
4.25
No Pipe
N/A75/57137/116209-208/176271-277/221319-327/243345-364/253357-388/261368-398/264------
AFR 357 CNC SF600 Alum357/1352.30/1.88
4.60
2 1/8" Pipe
121-167/144242/197307/257354/285393/311415/319425/325------
AFR 377 CNC SF600 Alum377/1352.30/1.88
4.60
2 1/8" Pipe
121-176/148260/205328/263382/302415/316427/330434/340437/345-----
AFR 385 CNC Alum385/1352.35/1.88
4.60
2.125" Pipe
121-176/149256/205327/267386/302421/322444/334452/344456/350-----
AFR 385 Out of Box AlumN/A2.35/1.88
4.625
2.25" Pipe
N/A-161/139230/210299/273357/299400/309427/315438/319------
AFR 385 3v Performance Bad Port Out of Box Alum385/-2.35/-N/A78/-167/-242/-303/-349/-381/-409/-423/-433/-440/-----
AFR 385 Out of Box Weingartner Racing AlumN/A2.345/1.88
4.625
2.125" Pipe
N/A71-72/60155-156/139228/192296-288/269357-347/299400-382/315432-414/327426-429/337429-433/343434-432/345----
Manufacturer
Part Number
Port/Vol
Int/Exh
Valve Size Int/Exh Comb. Chamber Vol .100 .200 .300 .400 .500 .600 .700 .800 .900 1.000 1.100 1.200 1.300 Average
AJPE 316 Billet Alum316/1192.19/1.85
4.25
2.375" Pipe
118-151/122233/174290/244325/283348/302360/310367/315375/------
AJPE 368 02 Billet Alum368/1302.35/1.88
4.50
2.375" Pipe
118-159/118242/175303/249337/291387/305390/315407/322422/329-----
AJPE 368 03 Billet Alum368/1302.35/1.88
4.50
2.375" Pipe
111-147/131222/181287/252328/295364/313392/322406/327421/333-----
AJPE 481-X Stage I SF1020 Alum517/1992.40/1.90
4.50
2.5" Pipe
73-147/125228/177306/227369/269422/308455/345482/364495/375-----
AJPE 481-X Stage III SF1020 Alum551/1982.45/1.90
4.50
2.5" Pipe
73-147/131229/178308/219374/259427/292458/315477/334497/347-----
AJPE 5.3 Inch BS Alum591/2402.70/2.05
-
2.4" Pipe
102-170/131255/183363/232449/289525/336598/375650/404661/426665/437670/448---
Avenger 345 CNC 24 Deg Alum345/1102.30/1.90110/11980/75151/133245/170304/201342/228364/258378/277384/288------
Avenger 360 CNC 24 Deg Alum360/1102.30/1.90110/11979/75149/138218/178278/200337/226367/262381/282392/293------
BMF 310 CNC Port Alum310/1502.30/1.88119--259/174325/212374/250386/277393/292394/304400/315-----
BMF 310 Out of Box Weingartner Racing Alum310/-2.30/1.88
4.50
No Pipe
N/A77/68153/130235/176281/214323/248358/268357/283357/299------
BMF 310 Out of Box Weingartner Racing Brez Alum310/-2.30/1.88
4.31
No Pipe
N/A78/63151/133219/171273/216317/258352/274372/289377/300------
BMF/CFE 10sec CNC Alum310/-2.25/1.88
4.31
No Pipe
N/A67/61130/125204/160282/208324/243356/265378/277381/288------
Manufacturer
Part Number
Port/Vol
Int/Exh
Valve Size Int/Exh Comb. Chamber Vol .100 .200 .300 .400 .500 .600 .700 .800 .900 1.000 1.100 1.200 1.300 Average
BMF/CFE 10sec CNC Alum310/-2.25/1.88
4.31
2" Pipe
N/A67/61130/131204/179282/220324/256356/280378/285381/307------
BMF 330 CNC Port Alum330/1502.30/1.88119--264/174331/212397/250398/277398/292400/304400/315-----
BMF 350 CNC Port Alum350/1502.30/1.88119--259/174326/212372/250407/277414/292416/304418/315-----
BMF 385 CNC Port Alum385/1502.30/1.88119--267/174336/212381/250405/277420/292432/304442/315-----
BMF2 405 CNC Port Alum405/1502.35/1.88119--258/174325/212375/250411/277429/292443/304456/315-----
BMF - Texas Pro Stock Ported Slick Rick Racing Heads AlumN/A2.35/-N/A--230/-312/-376/-418/-451/-466/-475/-480/-484/----
BMF - Texas Pro Stock Ported Slick Rick Racing Heads AlumN/A2.375/-N/A--232/-314/-383/-437/-459/-480/-492/-495/-496/----
BMF - Texas Pro Stock Ported Slick Rick Racing Heads AlumN/A2.40/-N/A--250/-320/-390/-446/-473/-484/-494/-504/-511/----
Brodix JJ 270 Alum270/-2.25/1.88119-159/116223/145270/172314/196334/217340/236-------
Brodix JJ 294 Alum294/-2.25/1.88119-160/116226/145276/172314/196337/217342/236-------
Brodix-HVH Oval AlumN/A2.25/1.88N/A-170/126250/177307/212347/246373/267384/279388/288------
Brodix BB-1 OEFI Alum258/-2.25/1.88119-162/106219/137252/166265/190272/211273/225-------
Manufacturer
Part Number
Port/Vol
Int/Exh
Valve Size Int/Exh Comb. Chamber Vol .100 .200 .300 .400 .500 .600 .700 .800 .900 1.000 1.100 1.200 1.300 Average
Brodix RR BB-O CCM Alum270/-2.25/1.88
-
Pipe
11974/64163/113218/145267/171306/194328/216341/234348/244------
Brodix RR BB-O 26 Deg Alum270/-2.25/1.88119-154/106221/137274/164316/188335/211342/229-------
Brodix RR BB-O CNC Chamber Wolfplace FlowData Alum270/-2.25/1.88
4.53
No Pipe
N/A77/65152/118224/147283/178318/205344/230347/248-------
Brodix RR BB-R 26 Deg Alum294/-2.25/1.88119-160/106227/137279/164317/188328/211340/229-------
Brodix RR BB-R CNC Chamber Hekimian Racing AlumN/A2.25/1.88119-161/112228/146281/178321/203339/222346/235-------
Brodix RR BB-R Ported Mike Stark I-45 E-45 Saenz 680 Alum310/-2.25/1.88
4.31
No Pipe
N/A75/66156/123230/154297/184341/209370/232384/250385/265387/275-----
Brodix RR BB-2 Plus Alum312/-2.25/1.88119-150/116215/145265/172311/196334/217344/236-------
Brodix RR BB-2 Plus STS Alum320/-2.25/1.88119-162/126244/164285/201328/228359/251369/267373/284------
Brodix BB-1 26 Deg Alum280/-2.25/1.88119-150/106209/137259/166290/190300/211303/225-------
Brodix BB-1 26 Deg 305 CNC M2 Race Systems Alum305/-2.25/1.88119-154/135236/176293/211339/242362/265371/281-------
Brodix BB-1 26 Deg 308 CNC M2 Race Systems Alum308/-2.30/1.88
4.50
118--253/188311/215349/250367/282376/301380/307------
Brodix BB-2 26 Deg Alum305/-2.25/1.88119-157/107212/137263/166294/190312/214320/226-------
Manufacturer
Part Number
Port/Vol
Int/Exh
Valve Size Int/Exh Comb. Chamber Vol .100 .200 .300 .400 .500 .600 .700 .800 .900 1.000 1.100 1.200 1.300 Average
Brodix BB-2 Plus 26 Deg Alum312/-2.25/1.88119-150/122215/148265/187311/216334/229344/238-------
Brodix BB-2 Plus STS 26 Deg Alum320/-2.25/1.88119-162/132244/169285/204328/234359/261369/274373/284------
Brodix BB-2X 26 Deg Alum340/-2.30/1.88119-154/106211/137260/166292/190312/211323/225-------
Brodix BB-2X 26 Deg Alum340/-2.30/1.88119-153/122221/138276/171322/198357/216363/229-------
Brodix BB-2X 26 Deg 3V Performance Ported AlumN/A2.30/1.88
4.50
No Pipe
N/A-148-146/126213-209/161265-258/204310-301/244345-319/275368-337/291376-353/301------
Brodix BB-2X 26 Deg CNC CC Alum341/-2.30/1.88N/A-153/132225/176285/211333/235368/254365/264365/270------
Brodix BB-2X 26 Deg Sonny's Alum341/1242.30/1.90119-------367/265------
Brodix BB-2Xtra 26 Deg Alum340/-2.30/1.88119-160/132220/159277/193325/219360/234379/250-------
Brodix BB-2Xtra 26 Deg CNC M2 Race Systems Alum355/-2.30/1.88
4.50
119-183/134235/177294/216340/247376/268395/280408/288------
Brodix BB-3 26 Deg EVM 30 Alum370/-2.35/1.88119-145/93206/129265/161316/187351/213371/229-------
Brodix BB-3Xtra 24 Deg Alum363/-2.30/1.88119-154/142230/187300/217356/243387/265389/275389/280391/281-----
Brodix BB-3Xtra BP 24 Deg CNC Alum366/-2.30/1.88119-154/130237/177307/239362/278394/284416/290423/295423/297-----
Manufacturer
Part Number
Port/Vol
Int/Exh
Valve Size Int/Exh Comb. Chamber Vol .100 .200 .300 .400 .500 .600 .700 .800 .900 1.000 1.100 1.200 1.300 Average
Brodix BB-3Xtra O 24 Deg 335 CNC I-45 E-45 Alum335/-2.35/1.88119-162/142233/187298/217355/243397/265417/275420/280411/281-----
Brodix BB-3Xtra O 24 Deg 380 CNC I-45 E-45 Alum380/-2.35/1.88119-159/134237/182309/219360/254401/254430/301443/306442/311-----
Brodix BB-3Xtra O 24 Deg 332 CNC I-50 E-50 Alum332/-2.30/1.88119-153/130231/177300/239354/278396/284424/290425/295428/297-----
Brodix BB-3Xtra O 24 Deg 351 CNC D & F Alum351/-2.30/1.88119-163/130240/177312/239360/278393/284412/290418/295425/297-----
Brodix BB-3Xtra O 24 Deg 351 CNC I-50 E-50 Alum351/-2.35/1.88119-154/130229/177298/239353/278400/284433/290441/295443/297-----
Brodix BB-3Xtra O 24 Deg 365 CNC I-50 E-50 Alum365/-2.35/1.88119-151/130224/177294/239351/278400/284433/290451/295460/297-----
Brodix BB-3Xtra O 24 Deg 3v Performance Bad Port Alum355/-2.35/-N/A87/-168/-242/-304/-348/-375/-397/-418/-428/-433/-----
Brodix BB-377 HH 24 Deg Oval CNC I-52 E-55 Alum377/-2.375/1.85N/A-145/122221/190296/231353/266397/287434/304457/306469/308-----
Brodix BP HH BB 383 24 Deg Oval CNC I-52 E-55 Alum383/-2.375/1.85119-145/122221/190296/231353/266397/287434/304457/306469/308-----
Brodix BP HH BB 383 MC 24 Deg Oval CNC I-55 E-55 25/50 Alum383/-2.40/1.85119-143/122218/169291/211352/247402/270449/294470/304481/311-----
Brodix BP HH BB 395 MC 24 Deg Oval CNC I-55 E-55 25/50 Alum395/-2.40/1.85119-141/126217/166291/208352/244405/266445/291469/301488/306-----
Brodix HH 383 Oot of Box Weingartner Racing AlumN/A2.40/1.85
4.625
No Pipe
11970-73/57148-144/112208-214/160273-283/199333-347/237387-395/266428-429/280458-444/289457/293457-468/-----
Manufacturer
Part Number
Port/Vol
Int/Exh
Valve Size Int/Exh Comb. Chamber Vol .100 .200 .300 .400 .500 .600 .700 .800 .900 1.000 1.100 1.200 1.300 Average
Brodix BB-4 24 Deg Alum340/-2.35/1.88134-151/132211/161261/188303/216334/236361/252-------
Brodix BB-4 24 Deg Raised Port MBE SF600 Alum385/-2.375/1.80
4.52
No Pipe
134-148/117224-221/167290-289/211339-340/247394/270441-428/286469-449/295465-462/298464-470/300----
Brodix BB-4Xtra 24 Deg M2 Race Systems CNC Alum390/-2.35/1.88
4.50
119-148/122214/161271/192332/221380/253414/269431/279------
Brodix BB-4Xtra 24 Deg M2 Race Systems CNC Alum390/-2.35/1.90
4.60
119-141/122206/156275/190327/222382/245425/263447/276------
Brodix BB-5 26 Deg Alum387/-2.35/1.90108-108/77150/103203/134258/167309/200354/222384/238------
Brodix BB-5 Sonny's Alum390/-2.35/1.90108-111/74163/116219/153276/187321/213360/233-------
Brodix BB-5 Sonny's Sportsman Alum395/1232.35/1.90123-------405/275------
Brodix BB-5 Sonny's Max Flow Alum406/1492.35/1.90113.5-------421/311439/------
Brodix Big Duke Weingartner RacingN/A2.40/1.90
4.50
No Pipe
N/A81/73178/137253/179296/210345/239380/272404/302424/314433/324438/331----
Brodix Big Duke - PB 1800 18 Deg Alum415/-2.40/1.90
4.60
89-141/126200/166263/200322/225370/242407/253418/257------
Brodix Big Duke - PB 1800 18 Deg Ported Alum415/-2.40/1.90
4.60
89-165/126242/180318/236388/296430/313463/319483/338------
Brodix Big Duke - PB 1801 18 Deg Ported Alum375/-2.40/1.90
4.50
89-162/129245/180312/222367/269411/301442/308463/315------
Manufacturer
Part Number
Port/Vol
Int/Exh
Valve Size Int/Exh Comb. Chamber Vol .100 .200 .300 .400 .500 .600 .700 .800 .900 1.000 1.100 1.200 1.300 Average
Brodix Big Duke - PB 1802 18 Deg Alum456/-2.40/1.90
4.60
91-146/112216/159289/199359/233417/266454/287478/300495/308-----
Brodix Big Duke - PB 1802 18 Deg CNC Chamber Alum456/-2.40/1.90N/A-156/135230/180305/219361/252414/294453/306476/313------
Brodix Big Duke - PB 1803 18 Deg CNC Chamber Alum413/-2.45/1.8695-137/110217/162296/204362/238418/265464/288484/320490/328-----
Brodix Big Duke - BP PB 1803 18 Deg CNC Alum410/-2.45/1.8691/95-145/126224/172300/211369/245425/270475/318500/338515/351-----
Brodix Big Duke - KC PB 1803 18 Deg CNC M2 Race Systems Alum410/-2.45/1.8695-138/116218/164300/204364/235420/266460/294489/323505/343-----
Brodix Big Duke 12 Deg CNC Slick Rick Racing Heads AlumN/A2.52/1.86
-
No Pipe
N/A--233/168322/225399/293468/327512/340535/348550/352556/355563/357---
Brodix - KC PB 1600 16 Deg Ported Alum416/-2.45/1.8693-147/113232/177314/224383/274439/310482/333506/340515/345-----
Brodix - KC PB 5000 5.0 Inch BS 15 Deg CNC Alum506/-2.52/1.8680-154/116237/172323/219398/263437/297506/330539/351557/364-----
Brodix / Sonny's PB 2005 14.5 Deg I-55 E-55 Alum490/-2.52/1.8680-129/111199/156287/196334/231431/258482/274517/287540/293-----
Brodix / Sonny's PB 2005 14.5 Deg Minor Port I-55 E-55 Alum490/-2.52/1.8680-153/132241/187323/227395/258452/289499/326517/338540/343-----
Brodix / Sonny's STS PB 2005 14.5 Deg E-Tulip I-55 E-55 AlumN/A2.52/1.86N/A-144/119222/182309/229384/265451/301505/333548/357563/362-----
Brodix EB 650 AlumN/A2.475/1.92N/A105/88181/130255/173330/214395/268450/307482/335498/344------
Manufacturer
Part Number
Port/Vol
Int/Exh
Valve Size Int/Exh Comb. Chamber Vol .100 .200 .300 .400 .500 .600 .700 .800 .900 1.000 1.100 1.200 1.300 Average
Brodix PB 1200 12 Deg CNC Alum483/-2.52/1.8667-147/126227/180312/224388/264460/305509/319545/333571/338-----
Brodix PB 1200 12 Deg CNC Alum483/-2.52/1.8668/72-151/126235/180323/224395/264459/305513/319549/333563/338-----
Brodix PB 1201 12 Deg CNC Alum480/-2.45/1.8667-156/122249/176332/231398/276460/300499/303522/339530/340-----
Brodix PB 1201 12 Deg CNC Alum480/-2.45/1.8668/72-151/122243/176330/231400/276454/300495/303521/339533/340-----
Brodix KC PB 1202 12 Deg CNC Alum497/-2.48/1.8666/70-154/122247/174332/229401/274468/303509/328535/338553/339-----
Brodix KC PB 1204 12 Deg CNC Alum510/-2.52/1.8671/75-157/116216/169298/221369/261434/321489/344542/358578/370-----
Brodix PB 5000 16 Deg 5.0 BS CNC Alum515/-2.52/1.8680-154/116237/172323/219398/263461/297506/330539/351557/364-----
Brodix PB 5001 16 Deg 5.0 BS CNC Alum515/-2.52/1.8680-156/119245/169338/217415/261471/301511/343545/367566/382-----
Brodix PB 5002 16 Deg 5.0 BS CNC Alum509/-2.52/1.8680-148/113242/167335/217406/254464/316505/348535/353546/359-----
Brodix - Texas Pro Stock Type Ported Slick Rick Racing Heads I-50 E-55 AlumN/A2.40/1.8095-157/126248/160330-329/200402-394/235450-438/262470-466/278485-483/290500-488/298508-490/303510-490/308---
Brodix SR20 Conventional Darin Morgan AlumN/A2.40/1.8096-180-182/132263-266/180346-345/218409-411/257460-461/288488-484/311499-493/331503-502/340509/344----
Canfield 305 Alum CHP305/-2.25/1.88
4.25
Pipe
11475/61161/115215/163257/199303/228328/251339/265332/273------
Manufacturer
Part Number
Port/Vol
Int/Exh
Valve Size Int/Exh Comb. Chamber Vol .100 .200 .300 .400 .500 .600 .700 .800 .900 1.000 1.100 1.200 1.300 Average
Canfield 310 Alum310/1002.25/1.88113/
119/
125
72/74138/123204/176266/205318/237347/260353/273355/284------
Canfield 310 VJ Bowl work Chad Speier Alum315/-2.25/1.88N/A-155-153/-217/-282-286/-329-330/-349-339/-352-340/-355-344/-343-353/-341-355/-----
Canfield 310 Ported CFM Technologies AlumN/A2.25/1.88N/A-180/133259/182311/221348/250367/279373/295-------
Canfield 310 Ported Jim V AlumN/A2.25/1.88
-
No Pipe
N/A-152/132233/186295/228344/256371/280380/310-/326-/330-----
Canfield 310 Ported Foxwell Motorsports AlumN/A2.25/1.88118-155-153/117221/158283-279/198335-321/232369-347/258386-367/279379-377/291------
Canfield 310 Ported Foxwell Motorsports AlumN/A2.30/1.88
-
2.25" Pipe
N/A-161-159/113226-223/166292-289/201347-332/249386-360/280401-382/300404-395/316412-404/326-----
Canfield Ported Foxwell Motorsports I-45 Alum325/-2.30/1.88
-
2 1/4 Pipe
N/A-158-151/116225-219/158290-283/195338-327/230373-352/256381-380/276390/287395-393/295-----
Canfield Ported Foxwell Motorsports I-45 Alum335/-2.30/1.88N/A-164-163/-231-230/-297-296/-348-330/-381-358/-402-382/-410-397/-415-407/-419-415/-----
Canfield Ported Foxwell Motorsports I-45 AlumN/A2.30/1.88
4.60
N/A-166/121245-247/170306-312/209353-346/243386-368/274406-387/300415-406/316423-415/330429-419/340----
Canfield 310 Ported Jeff Birtchell AlumN/A2.25/1.88N/A-186/140258/185313/226369/264397/289406/312411/316------
Canfield Ported Champion Racing Heads SF600 AlumN/A2.25/1.88
4.40
N/A-186/143261/199313/246348/276357/292366/299-------
Canfield 310 Weingartner Racing I-BC E-Tuliped Alum315/-2.25/1.88
4.31
No Pipe
N/A68-69/60135-133/134201-199/176259-260/206306-294/233326-305/245352-340/248333-328/251330-325/257323-319/262----
Manufacturer
Part Number
Port/Vol
Int/Exh
Valve Size Int/Exh Comb. Chamber Vol .100 .200 .300 .400 .500 .600 .700 .800 .900 1.000 1.100 1.200 1.300 Average
Canfield 350 Alum350/-2.30/1.88
-
Pipe
113/
119/
125
82/74176/123250/175313/213350/256367/284376/309380/320381/322-----
Canfield CFE Ported AlumN/A-N/A-------420/-------
Canfield 310 2012 Foxwell Motorsports AlumN/A2.25/1.88N/A-165/122235-239/170301-294/212340-321/240358-339/261356-341/274351-348/281------
Canfield 310 2012 Foxwell Motorsports CNC bowl blend Alum312-309/-2.25/1.88N/A-170-172/123246-244/170311-295/212353-329/245373-354/274373-364/295373-370/309------
Canfield 360 Ported Foxwell Motorsports AlumN/A2.35/1.88
460
N/A-162-166/119238-241/174309/217366-360/254406-390/281427-412/315433-428/332441-436/343448-440/352----
CFE/BMF 310 Alum317/1502.30/1.88116-------397/304------
CFE 366310 Alum310/1502.30/1.88119--259/174325/212374/250386/277393/292394/304------
DART N.E. Mod. Oval Full Port Back Cut SF600307-311/ 1452.25/1.88
4.44
No Pipe
117-153-156/122223-224/163281-284/218314-330/260340-362/274356-370/283364-374/293------
DART 265 Oval Super Mod. Alum275/1282.30/1.88
4.50
No Pipe
N/A-156/132216/169274/203310/230324/247329/255-------
DART 265 CNC Oval Super Mod. Alum298/1432.30/1.88
4.50
No Pipe
N/A-157/142222/190274/230309/263365/284380/294-------
DART 275 Oval CCM Alum275/-2.25/1.88
-
No Pipe
11968/68151/115215/155259/192293/223315/244310/259-------
DART 308 Iron Eagle308/1292.25/1.88
4.50
No Pipe
119-157/136232/175291/210325/233347/249359/258363/266------
Manufacturer
Part Number
Port/Vol
Int/Exh
Valve Size Int/Exh Comb. Chamber Vol .100 .200 .300 .400 .500 .600 .700 .800 .900 1.000 1.100 1.200 1.300 Average
DART 308 Eagle David Vizard Iron308/1292.25/1.88119--204-201/173262-265/200306/226310-303/250353-350/259363-360/269------
DART 308 Ported Eagle David Vizard IronN/A2.25/1.88119--229-222/179262-272/222300-303/250335-303/271370-354/280383/289------
DART 308 Iron Eagle FlowMotion Performance SF-600 Ported Jim V - Marine324/1382.30/1.88
4.60
N/A--218-221/180292-287/242341-332/274376-359/295393-380/303396/307------
DART 308 Super Mod.316/1282.25/1.88
4.50
No Pipe
N/A-153/132221/169275/203318/230348/247367/255-------
DART 320 Out of Box Bill Jones Alum327/1282.30/1.88N/A73/74143/148208/187246/217290/238320/247--------
DART 320 Super Mod. Alum327/1282.30/1.88
4.50
No Pipe
N/A-152/132216/169274/203316/230338/247351/255-------
DART 320 CNC Super Mod. Alum321/ 123.12.25/1.88
-
No Pipe
119.1-157/126230/165284/199319/224335/236339/242339/246------
DART 320 CNC Super Mod. Alum346/1432.30/1.88
4.50
No Pipe
119.1-157/142221/190280/230326/263365/284370/294-------
DART 335 CNC Weingartner Racing AlumN/A2.30/1.88
4.625
No Pipe
N/A66-54/54125-122/109203-195/151276-258/180322-309/223365-340/250395-365/266391-380/276380-373/281383-375/284----
DART 330 Iron Eagle Pro CNC330/-2.30/1.88
-
No Pipe
126-157/136232/175291/210325/233347/249359/258363/266------
DART 345 Iron Eagle345/1292.30/1.88
4.50
No Pipe
119-158/136228/175289/210327/233358/249378/258390/266------
DART 345 Eagle David Vizard Iron345/1292.30/1.8811979/56162-163/115249/167314-315/205356-350/225379-371/238384-377/248387-379/255------
Manufacturer
Part Number
Port/Vol
Int/Exh
Valve Size Int/Exh Comb. Chamber Vol .100 .200 .300 .400 .500 .600 .700 .800 .900 1.000 1.100 1.200 1.300 Average
DART 345 Eagle Basic Ported David Vizard Iron345/1292.30/1.8811979/56165-166/118255-254/177325-324/228361-360/251387-382/270399-389/292406-394/299------
DART 360 16500000 Kendrick Auto AlumN/A2.25/1.911975/68136/99184/125220/152261/181294/195313/202-------
DART 360 16500000 Ported Kendrick Auto AlumN/A2.25/1.911984/73157/108223/149270/181308/210348/237386/259-------
DART 360 Super Mod.355/ 124.62.30/1.88
-
No Pipe
114.1-152/126220/165277/199324/224354/236369/242373/246------
DART 360 Super Mod. Alum366/1282.30/1.88
4.50
No Pipe
N/A-154/132220/169279/203321/230346/247370/255-------
DART 360 CNC Super Mod. Alum389/1432.30/1.88
4.50
No Pipe
119-157/142223/190284/230337/263374/284393/294-------
DART 360 Out of Box Weingartner Racing AlumN/A2.30/1.85
4.50
No Pipe
N/A77/66154/107234/147288/183326/210360/230363/244368/250------
DART 360 Out of Box Weingartner Racing Brez AlumN/A2.30/1.85
4.31
No Pipe
N/A75/66166/107235/147283/183327/210351/230365/244378/257------
DART 360 CNC Rons Porting Service AlumN/A2.30/1.90
-
No Pipe
N/A-185/142260/183321/214357/251389/282406/298420/307429/318-----
DART 370 CNC Oval Full Port Back Cut SF600370/1522.30/1.88
4.50
No Pipe
125-176-175/135243-238/187305-302/231348-350/280381-385/292403-411/310410-420/319------
DART Conventional 22.25 Deg - Texas Pro Stock CNC Darin Morgan SF600 AlumN/A2.375/1.85
-
No Pipe
N/A-135-138/-228/-312-315/-375-378/-427-431/-459-471/-477-489/-480-501/-485-507/-----
DART 360 Rolled 22 Deg - 2009 Texas Pro Stock CNC Darin Morgan SF600 AlumN/A2.375/1.85
-
No Pipe
N/A-141-138/-228/-315/-384-378/-426-431/-456-471/-465-489/-477-501/-480-507/-----
Manufacturer
Part Number
Port/Vol
Int/Exh
Valve Size Int/Exh Comb. Chamber Vol .100 .200 .300 .400 .500 .600 .700 .800 .900 1.000 1.100 1.200 1.300 Average
DART 360 Rolled 22 Deg - 2010 Texas Pro Stock CNC Darin Morgan SF600 AlumN/A2.375/1.85
-
No Pipe
N/A-149-150/-237/-315/-384-385/-434-439/-463-480/-481-504/-495-510/-501-516/-----
DART PRO1 275 Alum275/-2.25/1.88
-
No Pipe
121-154/136225/175284/210318/233341/249352/258-------
DART PRO1 Ported BES Alum333/-2.30/1.88129.7-166/136234/186296/232345/262373/290388/309392/326398/344-----
DART PRO1 310 Alum310/1292.25/1.88
4.50
No Pipe
121-147/137219/175275/210318/233347/249364/258369/266------
DART PRO1 310 Ported Jim V Alum320/-2.25/1.88
-
No Pipe
N/A-149/130225/171295/206348/256380/286394/300-------
DART PRO1 325 Alum325/1292.25/1.88
4.50
No Pipe
121-147/137223/175281/210326/233353/249371/258376/266------
DART PRO1 335 CNC Alum335/1382.30/1.88
4.50
No Pipe
N/A-174/136245/178306/235353/265383/282401/296406/303------
DART PRO1 345 Alum345/1292.30/1.88
4.50
No Pipe
121-143/136214/175272/210321/233359/249384/258397/266------
DART PRO1 355 CNC Alum355/1382.30/1.88
4.50
No Pipe
N/A-177/136251/178310/235360/265399/282423/296426/303------
DART PRO1 355 CNC David Vizard AlumN/A2.30/1.8811977/58171/123253/175325/225360/250378-373/272400-388/292414-395/303423-399/306-----
DART 355 CNC Foxwell Motorsports AlumN/A2.30/1.88
4.50
N/A-154-156/117223-226/163293-290/227338-333/266375-366/288401-383/302409-396/307417-407/321425-417/331----
DART PRO2 Ported SF600 Alum380/1442.30/1.88119-176/134239/178304/223346/274378/300402/318420/330430/338438/346----
Manufacturer
Part Number
Port/Vol
Int/Exh
Valve Size Int/Exh Comb. Chamber Vol .100 .200 .300 .400 .500 .600 .700 .800 .900 1.000 1.100 1.200 1.300 Average
DART PRO 20 Out of Box Weingartner Racing AlumN/A2.40/1.8
-
No Pipe
N/A74-75/50156-171/109238-242/157316-320/208379-378/278428-412/284454-436/293453-443/300457-453/300461-460/-----
DART SR2 - Texas Pro Stock Ported Slick Rick Racing Heads AlumN/A2.425/-N/A--240/-322/-392/-449/-488/-497/-510/-518/-525/----
DART Big M Super Mod. Ported Alum411/1472.35/1.88
4.60
No Pipe
N/A-160/124223/159285/196336/243377/268401/283415/295------
DART Big M Super Mod. Ported Full Polish Alum411/1472.35/1.88
4.60
No Pipe
N/A-161/124235/159302/196357/243394/268418/283429/295------
DART 18 Deg Oval Alum330/1522.25/1.84
-
No Pipe
98-190/120254/164318/191377/222404/257412/301413/301------
DART 18 Deg Oval CNC Alum383/1522.35/1.84
-
No Pipe
102-162/136236/177314/216376/254420/289444/316450/330------
DART Big Chief 18 Deg PRO1 Alum424/1852.40/1.90
-
No Pipe
N/A-158/138222/185284/229345/267390/293420/30431/305437/309-----
DART Late Big Chief 18 Deg CNC Super Mod. Alum402/1752.40/1.90
4.60
No Pipe
N/A-158/154234/211302/266365/282407/293432/297444/301------
DART Late Big Chief 18 Deg Full Port 45 Deg Intake Back Cut Alum421/1862.40/1.90
4.60
No Pipe
N/A-165/141239/191294/237356/280410/315445/333461/339469/351-----
DART Big Chief 18 Deg Ported ET Performance AlumN/A2.40/1.88
4.50
N/A77-79/61160-161/130222-225/180301-297/232369-362/274410-417/290433-451/308454-469/320471-478/331-----
DART Big Chief 18 Deg Ported MBE I-55 E-55 SF1020 Alum430/1952.45/1.80
4.52
No Pipe
90-100-148/122220/182293/234362/282417/315463/334494/336513/337522/335528/----
DART Big Chief 18 Deg Ported Chapman Alum422/-2.40/1.90
-
No Pipe
91.580/63160/124244/174307/212359/244401/272440/331466/346472/350-----
Manufacturer
Part Number
Port/Vol
Int/Exh
Valve Size Int/Exh Comb. Chamber Vol .100 .200 .300 .400 .500 .600 .700 .800 .900 1.000 1.100 1.200 1.300 Average
DART Big Chief 18 Deg CNC Slick Rick Racing Heads AlumN/A2.43/1.85
-
No Pipe
N/A--239/199309/245370/302424/342464/355496/362515/366525/370535/370---
DART 18 Deg CNC Full Alum424/185-
-
No Pipe
95--------492/343-----
DART PRO1 18 Deg CNC Bowls Alum421/-2.40/1.90
4.60
No Pipe
N/A--------470/340-----
DART 14 Deg Olds Full Port Alum - CFE440/-2.40/1.90N/A--245/204326/264376/312425/327457/330474/340475/341-----
DART 14 Deg Olds Full Port Alum440/-2.40/1.90
-
No Pipe
N/A--237/192303/247361/297412/317447/331457/341463/345-----
DART 14 Deg Olds Ported Dr Js Performance I-50 Sf600 AlumN/A2.45/-N/A-167/-245/-335/-415/-473/-515/-532/-549/-561/-567/----
DART Big Chief 14 Deg Oval Full Port I-55 E-55 Deg SF1020 Alum433/2002.47/1.80
-
No Pipe
86-164/129254/182333/218398/251446/288482/316493/338495/349-----
DART Big Chief 14 Deg Oval CNC Full Alum433/-2.47/1.80
4.60
No Pipe
N/A--------515/365-----
DART Big Chief 14 Deg Oval CNC M2 Race Systems Alum448/-2.45/1.85
4.60
81-144/114236/165299/210375/266440/306484/328518/342526/352534/356----
DART Big Chief 14 Deg Ported ET Performance Alum390/-2.45/1.88
4.625
8286-86/62160-160/129240-241/195309-308/261361-361/301409-407/318440-433/328453-451/334467-467/336-----
DART Big Chief 14 Deg Ported ET Performance Alum440/-2.45/1.88
4.625
8290-95/62176-175/129263-261/195339-338/261406-403/301448-442/318470-465/328484-473/334494-487/336-----
DART Big Chief 14 Deg Ported MBE I-55 E-55 SF600 Alum449/1922.45/1.83
4.52
No Pipe
72-89-164/122235/182324/234396/282458/315500/334524/336525/337537/335----
Manufacturer
Part Number
Port/Vol
Int/Exh
Valve Size Int/Exh Comb. Chamber Vol .100 .200 .300 .400 .500 .600 .700 .800 .900 1.000 1.100 1.200 1.300 Average
DART Big Chief 14 Deg 5.0 BS Alum512/-2.575/1.90
-
No Pipe
76-163/152260/203344/251413/302468/334512/356540/366551/371560/374----
DART 11 Deg Big Chief II Oval Full Port 55 Deg SF1020 Alum512/1852.47/1.80
-
No Pipe
N/A-168/137261/198337/256404/301459/327498/336516/341518/342528/-----
DART 11 Deg Big Chief II Ported MBE I-55 E-55 SF600 Alum492/1852.52/1.80
4.52
No Pipe
50-90-172/122263/172334/215408/275465/302510/318535/327539/331551/335565/336---
DART 11 Deg Big Chief Oval CNC Full Alum512/-2.47/1.80
4.60
No Pipe
N/A--------545/360-----
DART 11 Deg Big Chief Ported BES AlumN/A2.50/1.80N/A-158/130249/185344/236424/294489/338527/366547/378545/384556/389----
Edelbrock Victor Jr CNC Oval 60409, 60419 SF1020 Alum320/1182.25/1.90
-
No Pipe
11286/64163/121244/169296/206323/236332/258341/276-------
Edelbrock Victor Jr CNC Rect 60409, 60419,60429, 60439 SF1020 Alum295/1182.25/1.90
-
No Pipe
11286/64163/121244/169296/206323/236332/258341/276-------
Edelbrock/ Chapman 60429, 60439 Oval Ported Alum295/1182.25/1.90
-
No Pipe
11286/64160/121236/169285/206307/236312/258315/276-------
Edelbrock 60459, 60479, 60499, 61459 Performer RPM 454-O Alum290/1102.19/1.88110/
112
74/71143/128207/153250/178284/200309-299/218--------
Edelbrock 60459 Performer RPM 454-O Wolfplace FlowData Alum290/1102.19/1.88
4.53
No Pipe
11074-73/64146-148/119218/149260-268/179291-304/207307-327/229302-319/245-------
Edelbrock Performer 454-O 60479 SF1020 Alum290/1102.19/1.8811074/71143/128207/153250/178284/200309/218--------
Edelbrock Performer 454-O 60479 CCM Alum290/1102.19/1.88
-
No Pipe
11066/58135/126196/149240/171264/189281/203286/213-------
Manufacturer
Part Number
Port/Vol
Int/Exh
Valve Size Int/Exh Comb. Chamber Vol .100 .200 .300 .400 .500 .600 .700 .800 .900 1.000 1.100 1.200 1.300 Average
Edelbrock Performer 454-O 60499 SF1020 Alum290/1102.19/1.8811073/71143/128208/153251/178284/200299/218--------
Edelbrock Performer RPM Xtreme 454-O 51459 SF1020 Alum308-325/ 1332.25/1.88
4.31
112-143/125223-221/172283-276/199318-315/217335-332/232337/243344-338/252------
Edelbrock Performer RPM 454-R 60559 SF1020 Alum315-300/ 1102.19/1.8811876/70146/132212/156255/181294/207314/228--------
Edelbrock Performer RPM Xtreme 454-R 51539, %1559 SF1020 Alum345/1452.30/1.88110/118-158/134237/190299/227344/255366/267377/272385/280------
Edelbrock Performer RPM 6046 AirWolf 305 Oval Dr Js Performance Alum305/-2.30/1.88
4.31
2" Pipe
105/110/11574/62145/123225/165286/190329/215355/235374/254381/271387/287396/299----
Edelbrock 60559, 61559 Performer RPM 454-R Alum315/1102.19/1.8811876/70146/132210/156255/181294-284/207314-297/228--------
Edelbrock E-CNC Oval 24 Deg SF1020 Alum308-325/1332.25/1.88
4.31
112-144-143/125221-223/172283-276/199315-318/217332-335/232337/243337-344/252------
Edelbrock E-CNC Oval 24 Deg Large Bore SF1020 Alum308-325/1332.25/1.88
4.6
112-149-145/125230-229/173299-289/200337-331/218358-351/234364-356/249361-364/257------
Edelbrock 77459 Victor Jr. 24 Deg SF1020 Alum300/1282.25/1.9011872-70/64140-139/122213-210/164273-267/199318-297/223342-307/240346-309/251331-317/257336-324/260-----
Edelbrock Victor 24 Deg 77409, 77429 SF1020 Alum340/1282.30/1.8811880-75/62159-153/123234-232/164295-295/197343-330/223369-343/241380-352/255378-364/262379-370/265-----
Edelbrock/ Musi Victor 24 Deg 61409 SF1020 Alum367-377/ 1282.30/1.90114-149-148/122227-220/164301-290/196351-346/225375-385/248389-405/268402-409/284409-414/297-----
Edelbrock/ Musi Victor 24 Deg Out of Box NPS AlumN/A2.30/1.90
4.49
No Pipe
11483-76/60158/114225-227/159271-287/192314-337/222347-357/249372-370/272386-382/285385-392/298-----
Manufacturer
Part Number
Port/Vol
Int/Exh
Valve Size Int/Exh Comb. Chamber Vol .100 .200 .300 .400 .500 .600 .700 .800 .900 1.000 1.100 1.200 1.300 Average
Edelbrock/ Musi Victor 24 Deg SF1060 AlumN/A2.30/1.9011478/62157/119237-236/161300/199353/238383-390/267403-413/284408-422/296413-419/305418-421/312----
Edelbrock/ Musi Victor 24 Deg Ported Dr Js Performance I-50 Alum373/-2.35/-N/A79-72/-165-154/-247-242/-305-310/-365-368/-408-425/-430-448/-448-462/-452-467/-457-475/-----
Edelbrock Victor 24 Deg Ported RFD 370 Alum370/-2.35/-N/A74/-160/-251/-313/-370/-403/-432/-448/-455/-461/-----
Edelbrock Victor 24 Deg Ported RFD 370 Alum370/-2.35/1.84
-
No Pipe
N/A76/63160/122231/171304/214363/244396/275420/299440/317448/324459/326----
Edelbrock Victor 24 Deg Ported RFD 383 Alum383/-2.40/1.84
-
No Pipe
N/A75/63160/122253/171315/213372/244408/274432/300449/316459/324469/326----
Edelbrock Victor 24 Deg Ported RFD 383 Updated 12-04-08 Alum383/-2.40/1.84
-
No Pipe
N/A-162/122235/171306/213368/244408/274446/300464/316472/324485/326----
Edelbrock Ported RFD Flowed Wolfplace FlowData AlumN/A2.35/1.84N/A75/57165/114246/163314/204366/244406/275432/305449/324459/330-----
Edelbrock/ Chapman 77659 Rect. CNC Ported 77609 Alum372/1542.30/1.90
-
No Pipe
13085/62156/135229/198287/242328/278362/300380/312-------
Edelbrock Victor 18 Deg 617569 Alum405/952.50/1.969263/60150/137223/190288/226353/254415/277468/302496/324491/328-----
Edelbrock Big Victor 18 Deg CNC Alum442- 451/1892.45/1.8594---294-284/230360-349/258414-411/281457-456/302482-487/319480-486/324-----
Flo-Teh 290 SF1020 Alum290/1352.25/1.88112-162/132240/181299/219343/245367/273354/279352/282------
Flo-Teh 315 SF1020 Alum315/1212.25/1.88121-146/109217/149269/177303/203322/223337/233337/239------
Manufacturer
Part Number
Port/Vol
Int/Exh
Valve Size Int/Exh Comb. Chamber Vol .100 .200 .300 .400 .500 .600 .700 .800 .900 1.000 1.100 1.200 1.300 Average
Flo-Teh 320 SF1020 Alum315/1282.25/1.88133-135/124207/165264/206314/230346/242359/245352/248------
Flo-Teh 360 SF1020 Alum360/1282.25/1.88133-161/128237/181293/227345/261385/273408/277408/281------
HRD Ported Dart 360 Alum365/-2.30/1.88N/A-157/132235/177288/225341/270386/302412/321424/328430/333-----
HRD Ported Dart 360 16500000 AlumN/A-N/A-165/132247/177302/225358/270405/302433/321445/328452/333-----
HRD Dart Big Chief 3815 Ported455/-2.45/1.86N/A-167/139260/197331/246411/288475/339530/353550/366556/372-----
HRD Dart Big Chief 3815 Ported444/-N/A----394/265444/305475/353504/366514/372------
Holley Alum261/1232.19/1.88110------301/--------
Holley Avenger Alum CHP314/-2.25/1.88
4.25
Pipe
11971/60137/122199/171251/207292/233315/252330/264340/269------
Import / Speier Alum338-342/-2.30/1.88
4.60
No Pipe
N/A-157-160/120235-237/170295-296/208325-339/235350-354/252360-365/263370-373/271375-373/276382-373/280----
Import / Speier CNC I-45 E-45 Alum358/-2.30/1.88
4.60
No Pipe
N/A-160-163/119244-245/168310-314/205345-363/238377-395/275394-417/294410-432/305422-434/313432-435/320----
Naiser Racing Components - Slick Rick Racing Heads 5.3 BS Billet Pro Mod AlumN/A2.70/1.95
-
No Pipe
N/A--238/162333/205426/250502/290561/325598/350627/367640/378651/380660/-665/--
Naiser Racing Components - Slick Rick Racing Heads SR1 5.3 BS Billet Pro Mod AlumN/A2.65/2.00
-
No Pipe
N/A--255/185345/235432/279502/317552/348597/371620/386630/392645/392654/393660/--
Manufacturer
Part Number
Port/Vol
Int/Exh
Valve Size Int/Exh Comb. Chamber Vol .100 .200 .300 .400 .500 .600 .700 .800 .900 1.000 1.100 1.200 1.300 Average
Patriot 320 Alum320/1252.25/1.8811986/64177/148252/195295/231326/256359/269369/275-------
Patriot 320 Weingartner Racing AlumN/A2.25/1.88
4.31
No Pipe
N/A63-57/60140-127/103195-190/154252-250/189305-309/242343-326/256369-326/266363-343/266350-341/267350-336/268----
Patriot Freedom 360 Meaux Racing Cyl 3 SF600 AlumN/A2.35/1.88
4.50
No Pipe
N/A-160/139237/183290/226337/256358/265371/271381/274389/274395/274----
Pro Comp 320 Alum320/-2.25/1.88
4.50
118-160/97226/152274/181302/216318/249333/268348/283------
Pro Comp 320 CNC RaceParts AlumN/A2.25/1.8811574/62166/118245/160308/195340/229360/248375/265-------
Pro Comp 320 Out of Box Meaux Racing SF600 AlumN/A2.30/1.88
4.50
No Pipe
N/A-143-145/137221-220/183277-273/210313-312/230333-331/251342/263351-346/274355-354/282364-360/286----
Pro Comp 320 VJ Bowl / Chamber Work Meaux Racing SF600 AlumN/A2.30/1.88
4.50
No Pipe
N/A-152-154/125242/178299-305/215334-345/261354-359/287365-369/301370-374/309375/312-----
Pro Comp 360 CNC Alum360/-2.25/1.8811573/60141/121212/166280/205331/240365/265389/289404/307407/321-----
Pro Comp VJ SSR Polished them out Chad Speier SF600 AlumN/A2.30/-
4.31
N/A-160/-217-210/-260-255/-302-292/-335-320/-362-345/-367-352/-369-358/------
Pro-FilerP/N 174-29 24 Deg Alum290/-2.30/1.88119-148/129213/162276/198-327/250338/261350/264------
Pro-Filer 290 Out of Box CNC Chambers Weingartner Racing Alum290/-2.25/1.88
4.13
No Pipe
N/A76/61146-143/114210-208/158261/188311-308/224344-329/249353-314/259344-325/268344-330/273337-331/276----
Pro-Filer 290 24 Deg Darin Morgan Alum290/-2.30/1.88119-155/-235/-296/-350/-379/-382/-385/-387/-390/-----
Manufacturer
Part Number
Port/Vol
Int/Exh
Valve Size Int/Exh Comb. Chamber Vol .100 .200 .300 .400 .500 .600 .700 .800 .900 1.000 1.100 1.200 1.300 Average
Pro-Filer 290 Oval VJ Bowl Blend Dr Js Performance AlumN/A2.25/1.88
4.31
2" Pipe
11882/69163/117236/160295/193335/224355/251358/268-------
Pro-Filer 290 Oval Dr Js Performance CCMAlum290/782.30/1.88
4.30
11884/69165/117236/160295/193335/224356/251368/268-------
Pro-Filer 290 Ported Foxwell Motorsports I-45 AlumN/A2.35/1.85N/A-162-161/122240-230/165289-286/220339-333/265367-349/286389-371/299401-393/310412-404/------
Pro-Filer 290 Oval Ported Chad Speier AlumN/A2.25/1.88
4.155
No Pipe
119-168-170/120231-233/157285-290/193333-337/220352/247361-357/259363-359/264361-362/269358-364/271----
Pro-FilerP/N 174-32 24 Deg Alum320/-2.30/1.88119-164/129228/162288/198337/236379/250395/261392/264390/268-----
Pro-FilerP/N 174-35 24 Deg Alum350/-2.30/1.88119-165/129230/162290/198340/235380/250400/261412/264------
Pro-FilerP/N 184 12 Deg Alum470/-2.40/1.9060-160/137239/182314/226384/275431/298458/306483/310497/320-----
Pro-Filer 12 Deg CNC MBE Alum475/1872.40/1.9055.5--------507/319-----
Pro-Filer NEW 2010 SniperX Conventional Port CNC Darin Morgan SF600 Alum375/-2.35/1.85
-
No Pipe
N/A-156/128234/171306/205360-368/237407-414/298427-451/314444-468/321459-477/327472-481/332----
Pro-Filer SniperX Conventional Port Darin Morgan SF600 Alum375/-2.35/1.85
-
No Pipe
N/A-159/120236-235/160307-301/197360-363/238396-410/289422-444/308437-460/319444-466/327454-474/332----
Pro-Filer Spread Port Darin Morgan SF600 AlumN/A2.40/1.88
-
No Pipe
N/A-161/88250/130327/167401/181449/192482/203496/208503/212513/217----
Pro Topline 260 Oval Gamrace260/-2.19/1.88
4.30
No Pipe
N/A--175/128218/140236/149251/153255/154-------
Manufacturer
Part Number
Port/Vol
Int/Exh
Valve Size Int/Exh Comb. Chamber Vol .100 .200 .300 .400 .500 .600 .700 .800 .900 1.000 1.100 1.200 1.300 Average
Pro Topline 260 Oval Ported Gamrace Stage 1260/-2.19/1.88
4.30
No Pipe
N/A--205/142265/169302/192302/209297/225-------
Pro Topline 300 Ported ET Performance Alum300/-2.30/1.80
4.60
12078-77/63153-150/133226-221/167287-287/199332-333/223364-383/239379-400/250387-390/-------
Pro Topline 320 Alum320/1352.25/1.8811974/62166/118245/160308/195339/229360/248374/265-------
Pro Topline 320 Out of Box Alum320/1352.25/1.88
4.50
11983/66152/138218/173278/200333/232364/256375/273-------
Pro Topline 325 Ported ET Performance Alum325/-2.30/1.80
4.50
12573-72/62155-156/120237-238/156296-301/211338-351/242367-385/258386-399/269399-405/277------
Pro Topline 355 Ported ET Performance Alum355/-2.30/1.80
4.625
12076-78/64160-160/122243-240/167305-307/205354-367/239379-400/264398-417/284412-419/297------
Pro Topline 360 Alum360/1352.30/1.8811975/62158/118230/160286/195342/229380/248403/265-------
Pro Topline 400 Ported ET Performance Alum400/-2.35/1.80
4.50
12578-78/67154-155/123238-238/160305-304/198352-358/228382-401/266406-426/292422-433/303------
Reher Morrison Dart 360 Alum375/-2.30/1.88N/A-------415/-------
Reher Morrison Dart 360 AlumN/A2.30/1.88
4.60
118----350/---420/290------
Reher Morrison Dart 360 AlumN/A2.325/1.88
4.60
118----360/---430/300------
Reher Morrison Dart 360 Alum370/-2.325/1.88
4.60
N/A-------435/-------
Manufacturer
Part Number
Port/Vol
Int/Exh
Valve Size Int/Exh Comb. Chamber Vol .100 .200 .300 .400 .500 .600 .700 .800 .900 1.000 1.100 1.200 1.300 Average
Reher Morrison Oval 14 DegN/A2.45/1.85N/A----400/---500/-------
Reher Morrison 14 Deg467/-2.45/1.85N/A-------520/-------
Reher Morrison 14 Deg476/-2.45/1.85N/A-------510/--520/-----
Reher Morrison 18 Deg476/-2.40/1.90N/A-------490/-505/-520/-----
Reher Morrison Brodix BB-2Plus 26 Deg Alum320/-2.25/1.88119-161/132244/169285/204328/234359/261369/274373/284------
Reher Morrison Brodix BB-2 26 Deg AlumN/A2.30/1.88N/A-154/157222/201286/233324/258360/275380/286385/292------
Reher Morrison Brodix BB-2Xtra 26 Deg Alum355/-2.30/1.88119-183/134235/177294/216340/247376/268395/279408/288------
Reher Morrison Raptor 12 Deg Alum465/-2.45/1.8565----423/---525/-535/-540/-----
Reher Morrison Raptor - Darin Morgan SF600 AlumN/A2.45/1.85
-
No Pipe
N/A-153/135258/190346/240422/289485/315514/330526/336540/339550/340----
Reher Morrison Raptor II - Darin Morgan SF600 I-50 E-50 Alum480/-2.45/1.85
4.625
No Pipe
66-155-161/134245-243/182345-350/223425-427/257489-487/286519-515/316538-527/340544/354547-552/358----
Reher Morrison 5.3 BS Pro Mod Darin Morgan SF600 AlumN/A2.68/2.05
-
No Pipe
N/A-171/125275/182374/228456/274521/319568/352609/374639/393659/403678/413687/417698/419-
RHS Pro Action Iron320/-2.25/1.8811975/62166/118246/160309/195340/229360/248375/265-------
Manufacturer
Part Number
Port/Vol
Int/Exh
Valve Size Int/Exh Comb. Chamber Vol .100 .200 .300 .400 .500 .600 .700 .800 .900 1.000 1.100 1.200 1.300 Average
RHS Out of Box Weingartner Racing IronN/A2.25/1.88
4.50
No Pipe
N/A86/70183/139252/176303/205334/231341/243346/258346/264------
RHS 320 Out of Box Weingartner Racing Brez IronN/A2.25/1.88
4.31
No Pipe
N/A86/66167/133237/173288/206328/227350/246359/255355/261------
RHS 320 Ported Bowl Weingartner Racing Brez IronN/A2.25/1.88
4.31
No Pipe
N/A-163/136240/180281/212327/242361/261365/267373/271------
RHS 320 VJ Bowl Blend Foxwell Motorsports IronN/A2.25/1.88N/A-149/105218/144280-278/183327-328/215350-357/237362-357/253367-357/266------
RHS 360 Weingartner Racing I-BC IronN/A2.30/1.88
4.625
No Pipe
N/A70-68/56145-138/112215-207/154285-277/190339-333/218375-351/235378-356/249381-363/261383-371/268387-375/273----
RHS Pro Action Westech Alum320/-2.25/1.88N/A72-72/60131-129/114191-186/156248-238/193296-286/224320-330/252328-356/276-------
RHS Pro Action360/-2.30/1.8811975/62158/118230/160286/195342/229380/248403/265-------
RHS ProTopLine Ported Meaux Racing IronN/A2.30/1.88
4.50
No Pipe
N/A-154/124236/171290/207319/229340/245350/256356/264359/268362/271----
RHS ProTopLine Ported Meaux Racing IronN/A2.30/1.88
4.50
No Pipe
N/A-147/139232/179294/224328/271354/297376/309390/318397/320405/322----
RHS Chad Speier V3.93 I-50 E-50 Iron / AlumN/A2.35/1.88
4.60
No Pipe
120-155-151/118232-230/162310-303/194367-354/227406-383/256424-410/278437-429/294440/308444-443/316448-445/318---
RHS Chad Speier V4.20 I-50 E-45 Iron395/-2.35/1.88
4.50
No Pipe
118-157-160/125240-244/161307-308/200361-366/230412-402/255437-430/280442-433/296447-442/310457-446/316----
RHS Chad Speier I-50 E-50 IronN/A2.35/1.88
4.60
2.25 Pipe
N/A-155-158/132234-237/184301/223353-351/262402-388/262432-417/291441-430/310446-439/323454-451/329459-455/333---
Manufacturer
Part Number
Port/Vol
Int/Exh
Valve Size Int/Exh Comb. Chamber Vol .100 .200 .300 .400 .500 .600 .700 .800 .900 1.000 1.100 1.200 1.300 Average
Sonny's Brodix BB-5 Sportsman Alum395/123-119-------418/275------
Sonny's Brodix BB-5 MaxFlow Alum406/149-113.5.--------/311439/------
Sonny's Brodix BB-5 MaxFlow Marine Alum406/1492.35/1.90113.5.------383-405/295401-418/303------
Sonny's Brodix BB-5 400 MaxFlow Alum400/1492.35/1.90113.5.--------/311445/------
Sonny's Dart 360 Ported AlumN/A-N/A-------413/297------
Sonny's Dart 18 Deg Ported SF600 AlumN/A2.35/1.86N/A-------437/339------
Sonny's / Brodix PB 2005 14.5 Deg Alum490/-2.52/1.8680-129/111199/156287/196334/231431/258482/274517/287540/293-----
Sonny's / Brodix PB 2005 14.5 Deg Lt Ported Alum493/1752.52/1.8680-153/132241/187323/227395/258452/289499/326517/338540/343-----
Sonny's Brodix 14.5 Deg SF600 Alum548/2042.52/1.86
4.625
73-77--------555/378-----
Sonny's Brodix 14.5 Deg Pontiac CNC SF600 Alum548/2042.48/1.92
4.60
77--------548/378-----
Sonny's Brodix 14.5 Deg Pontiac Marine Alum494/1842.48/1.90
4.60
N/A------514/-538/-------
Sonny's Hemi AlumN/A2.55/1.9665-95--------570/390-----
Manufacturer
Part Number
Port/Vol
Int/Exh
Valve Size Int/Exh Comb. Chamber Vol .100 .200 .300 .400 .500 .600 .700 .800 .900 1.000 1.100 1.200 1.300 Average
Sonny's Hemi AlumN/A2.55/2.0065-95--------570/400-----
Sonny's Hemi AlumN/A2.66/2.0078-------560/375------
Sonny's Hemi AlumN/A2.66/2.00N/A----------610/422---
Sonny's Hemi Flowed Bill Jones AlumN/A2.685/2.00N/A72/58140/121223/160307/176379/229459/286516/346548/377568/403590/421610/433627/437--
Sonny's Hemi 5.0 Inch BS AlumN/A2.68/2.04N/A----------615/425---
Sonny's Hemi 5.3 Inch BS AlumN/A2.80/2.10N/A----------700/480---
Sonny's Hemi 5.x Inch BS Alum680/2402.90/2.10N/A------------740/475-
Sonny's Symmetrical 5.0 Inch BS SF1020 Alum650/3502.75/2.00N/A-----------/450660/---
Sonny's Symmetrical 5.3 Inch BS SF1020 AlumN/A2.75/2.00N/A-----------/450660/---
Sonny's Symmetrical 5.3 Inch BS 16 x 5 Deg Alum737/2902.725/2.05N/A-----------/462700/---
Sonny's Symmetrical 16 x 5 Deg 5.0 Inch BS Billet Alum540/2362.52/1.93
4.67
94--------562/400-----
Sonny's Symmetrical 16 x 5 Deg 5.0 Inch BS Alum570/2362.52/1.93
4.67
94--------562/400-----
Manufacturer
Part Number
Port/Vol
Int/Exh
Valve Size Int/Exh Comb. Chamber Vol .100 .200 .300 .400 .500 .600 .700 .800 .900 1.000 1.100 1.200 1.300 Average
Sonny's Symmetrical 13 x 5 Deg Alum574/2362.55/1.93
4.75
74-75-------550/375580/407-----
Sonny's Symmetrical 13 Deg Marine Alum547/2212.52/1.90
4.67
84------536/366556/381------
Sonny's 11 Deg AlumN/A2.65/1.89
4.75
N/A--------605/395-----
Sonny's 11 x 7 Deg 5.0 Inch BS AlumN/A2.62/1.90N/A--------590/400-----
Sonny's 5.0 Inch BS Alum574/2362.55/1.93
4.75
75--------580/407-----
Sonny's 5.0 Inch BS AlumN/A2.65/1.89
4.75
N/A--247/185327/249404/291476/326537/359578/378-610/402----
Steve Schmidt Pro-Filer 12 DegN/A2.40/1.88N/A-------495/365518/376518/376----
Steve Schmidt Pro-filer 12 Deg NitrousN/A-N/A-------515/390525/405525/412----
Steve Schmidt Pro-Filer 24 Deg Alum336/-2.30/1.88N/A--------415/303-----
Trick Flow Oval SF600 Alum280/1292.19/1.88
4.25
2" Pipe
11374/64160/113231/146275/178316/209336/240347/264-------
Trick Flow Oval CCM Alum280/-2.30/1.88
-
Pipe
11369/61141/126209/159260/192292/221318/246325/264-------
Trick Flow Oval CNC Inlet & Bowl Blend Alum280/1292.19/1.88
-
Pipe
11374/64160/113231/146275/178316/209336/240347/264-------
Manufacturer
Part Number
Port/Vol
Int/Exh
Valve Size Int/Exh Comb. Chamber Vol .100 .200 .300 .400 .500 .600 .700 .800 .900 1.000 1.100 1.200 1.300 Average
Trick Flow R CNC Bowl Blend SF600 Alum320/1372.25/1.88
4.50
2" Pipe
12275/64155/125230/166282/202320/241348/270360/290362/301------
Trick Flow CNC SF600 Alum320/1372.25/1.88
-
No Pipe
12173/64146-145/118222-220/160279-276/188318-315/215342-339/238359-352/258363-356/268------
Trick Flow CNC 320 Weingartner Racing AlumN/A2.25/1.88
4.31
No Pipe
N/A-150-149/120220-213/160266-263/196309-308/230339-330/255354-347/267362-357/274367-362/282362-373/283----
Trick Flow CNC 320 Weingartner Racing AlumN/A2.25/1.88
4.625
No Pipe
N/A-149-151/121225/159274-277/196323-315/230348-338/253357/265355-370/273362-378/278367-381/282----
Trick Flow R CNC Bowl Blend SF600 Alum340/1372.25/1.88
-
Pipe
12277/64160/125230/166283/202323/241350/270366/290370/301------
Trick Flow R CNC Bowl Blend SF600 Alum360/1372.30/1.88
4.50
2" Pipe
12275/64151/125227/166283/202325/241362/270382/290390/301------
World Oval Port Iron CHP260/-2.25/1.8811971/50145/105205/146243/173267/190280/203282/209283/214------
World 02003 Kendrick Auto Alum310/-2.25/1.8811681/70151/115223/179276/179308/192317/198321/201-------
World 02003 Ported Kendrick Auto Alum310/-2.25/1.8811687/71160/123230/186288/187323/211348/240353/253-------
World 03003 Kendrick Auto Iron310/-2.25/1.88N/A72/70151/120229/152273/182308/195321/201326/206-------
World 03003 Ported Kendrick Auto Iron310/-2.25/1.88N/A90/70172/119258/170285/194326/221353/240368/256-------
World Merlin Ported Bullet Cylinder HeadsN/A2.19/1.88N/A80/72153/121214/163253/202303/233334/250354/263-------
Manufacturer
Part Number
Port/Vol
Int/Exh
Valve Size Int/Exh Comb. Chamber Vol .100 .200 .300 .400 .500 .600 .700 .800 .900 1.000 1.100 1.200 1.300 Average
World Merlin Iron CHP310/-2.25/1.88
4.25
2.25" Pipe
N/A-158/100216/141258/175292/193313/207325/213327/222------
World Merlin Alum CHP310/1322.25/1.88
4.25
2.25" Pipe
N/A-144/129217/173269/195289/207296/214305/214312/214------
World Merlin II Weingartner Racing BrezN/A2.30/1.88
4.31
No Pipe
N/A79/57159/104237/150282/186330/212354/229366/240353/255------
World Merlin 269 SF600 Iron269/1372.19/1.88
-
No Pipe
11975/65144/121213/165275/202323/239352/262355/274341/282------
World Merlin 310 SF600 Iron310/1372.30/1.88
-
No Pipe
11979/59144/99208/151267/193321/232363/259383/276374/286------
World Merlin 345 SF600 Iron345/1372.30/1.88
-
No Pipe
11977/60145/102213/159271/204326/239366/261389/275374/284------
World Merlin 320 SF600 Alum320/-2.30/1.88
-
No Pipe
11977/69148/120218/155278/185320/215352/242372/263375/280------
World Merlin 345 SF600 Alum345/-2.30/1.88
-
No Pipe
11982/71153/108221/151284/184331/217369/245399/267414/284------
World Merlin 350 CNC SF600 Alum350/1352.30/1.88
-
No Pipe
11982/68149/120220/156288/200340/242381/269413/295426/313------
World Merlin III Oval SF600 Iron269/1372.30/1.88
-
No Pipe
119-------316/290------
World Merlin III Oval SF1200 Iron269/1372.30/1.88
-
No Pipe
119-------293/268------
World Merlin III SF600 Alum310/1322.30/1.88
-
No Pipe
119------400/290-------
Manufacturer
Part Number
Port/Vol
Int/Exh
Valve Size Int/Exh Comb. Chamber Vol .100 .200 .300 .400 .500 .600 .700 .800 .900 1.000 1.100 1.200 1.300 Average
World Merlin III SF1020 Alum310/1322.30/1.88
-
No Pipe
119------372/268-------
World Merlin III SF600 Alum350/1322.30/1.88
-
No Pipe
119-------410/303------
World Merlin III SF1020 Alum350/1322.30/1.88
-
No Pipe
119-------382/280------
World Merlin III CNC SF600 Alum350/1322.30/1.88
-
No Pipe
119-------434/321------
World Merlin III CNC SF1020 Alum350/1322.30/1.88
-
No Pipe
119-------405/297------
World Merlin III CNC SF600 Alum375/1322.30/1.88
-
No Pipe
119-------440/324------
World Merlin III CNC SF1020 Alum375/1322.30/1.88
-
No Pipe
119-------410/300------
World Merlin X 345 16 Deg SF600 Alum345/1322.35/1.888077/64134/107187/148245/183303/214349/214379/254392/265------
World Merlin X 345 16 Deg CNC SF600 Alum350/1322.35/1.888068/56143/126228/177299/205349/231391/255415/273451/286------
World Jenkins MerlinN/A2.25/1.88N/A73/66144/129217/173269/195289/207296/214305/214312/215------
World Jenkins Alum345/-2.30/1.88117----298/212330/230360/230-------
 
 
409     COPYRIGHT © 2000-2018 Stan Weiss  — World Wide Enterprises 
 
Manufacturer
Part Number
Port/Vol
Int/Exh
Valve Size Int/Exh Comb. Chamber Vol .100 .200 .300 .400 .500 .600 .700 .800 .900 1.000 1.100 Average
348 IronN/A1.94/1.66N/A--155/135195/148200/155203/160203/163-----
348 IronN/A2.055/1.66N/A56/49108/85158/120190/143201/156205/161210/163-----
Hi-Po 348 IronN/A2.06/1.72N/A-----210/-------
Hi-Po IronN/A2.203/1.734N/A-----260/-------
L80 IronN/A2.19/1.72N/A------277/195-----
690 '63 John Goodman IronN/A2.19/1.72N/A68/48131/99192/141228/167252/180267/182274/------
690 Skip Fix Cleaned Up IronN/A2.19/1.72N/A-142/86211/121255/150268/170277/180------
Hi-Po 3814690 / L80 Ported Superior Automotive CCM SF600 IronN/A2.25/1.725N/A--203/154--300/236------
Hi-Po Ported IronN/A-N/A91/-148/-211/-267-280-300/-305/225307/-309/----
Edelbrock AlumN/A2.19/1.72
4.31
N/A-138/98210/135246/168259/190269/201274/209-----
Edelbrock 60819 CNC Alum220/1152.19/1.72
4.31
6067/60148/118221/157256/184266/204273/216277/221-----
Edelbrock Performer RPM 60809 SF1020 Alum215/1152.19/1.72N/A65/52130/96192/127235/163258/182260/190------
Manufacturer
Part Number
Port/Vol
Int/Exh
Valve Size Int/Exh Comb. Chamber Vol .100 .200 .300 .400 .500 .600 .700 .800 .900 1.000 1.100 Average
Edelbrock Performer RPM 60809 Alum220/902.19/1.72N/A73/62143/118203/158239/185260/205272/217285/222-----
Edelbrock Ported Calvin Hill Saenz J-600 AlumN/A2.19/1.72
4.32
N/A86/73178/121245/161283/204312/242315/260310/272-----
Edelbrock John Goodman AlumN/A2.19/1.72N/A69/53144/117211/161257/194279/218285/227287/229-----
Edelbrock John Goodman Ported AlumN/A2.19/1.72N/A68/57141/119211/164266/192296/221305/236312/242316/245----
409Raceparts Mild Port Cleanup AlumN/A-N/A91/78148/119211/152267/179288/198300/210305/218307/226----
409Raceparts Race Ported AlumN/A2.25/1.88N/A77/73145/124217/171280/201323/223349/236359/245362/252----
409Raceparts Ported AlumN/A2.25/1.88N/A101/73178/124251/171303/201330/223341/236353/245360/252----
409Raceparts Ported Fast Fred AlumN/A2.25/1.88
4.35
No Pipe
N/A86/90163/153237/200298/232334/261343/287352/292-----


Chrysler     COPYRIGHT © 2000-2018 Stan Weiss  — World Wide Enterprises
Manufacturer
Part Number
Port/Vol
Int/Exh
Valve Size Int/Exh Comb. Chamber Vol .100 .200 .300 .400 .500 .600 .700 .800 .900 Average
Chrysler 2.2 445N/AStockN/A53/39103/75140/97156/113165/123-----
Chrysler '93-94 782N/AStockN/A42/3981/76109/93130/106143/112-----
Chrysler SwirlN/A1.60/1.39N/A-98/78125/103145/122157/128-----
Chrysler Swirl PortedN/A1.60/1.39N/A---157/121177/132-----
Chrysler Swirl PortedN/A-N/A-100/91137/111165/129185/143-----
Chrysler "G"N/A1.60/1.39N/A49/3898/79131/106152/119163/124-----
Chrysler "G" Ported WeldedN/A-N/A55/53108/97153/129177/160195/175210/184----
Chrysler Slant 6-/71-N/A-/42-/74-/98-/116-/121-/124----
Chrysler Slant 6 Ported Pacer-/791.72/1.50N/A58/55111/95156/124184/141195/147-/154----
Chrysler Slant 6 PortedN/A1.88/1.50N/A58/46121/102146/124185/139195/161203/163----
CHI HEMI 6 AlumN/A2.02/1.60N/A63/56135/112190/134231/172266/194276/205----
Chrysler 318 Poly Gary PavlovichN/AStockN/A50/45116/83149/106171/126183/150-----
Manufacturer
Part Number
Port/Vol
Int/Exh
Valve Size Int/Exh Comb. Chamber Vol .100 .200 .300 .400 .500 .600 .700 .800 .900 Average
Chrysler 318 Poly Ported Gary PavlovichN/A-N/A69/48145/88188/113202/134211/159218/164----
Chrysler Poly Pocket PortedN/A1.845/1.565N/A----228/160-----
Chrysler 3.5l v6 Frank RacingN/A36.5mm/ 29mmN/A91/53164/125213/163227/168234/174-----
Chrysler 3.5l v6 Ported Stage 1 Frank RacingN/A36.5mm/ 29mmN/A94/75184/144252/178290/180295/184-----
 
 
_Chrysler     COPYRIGHT © 2000-2018 Stan Weiss  — World Wide Enterprises 
 
Manufacturer
Part Number
Port/Vol
Int/Exh
Valve Size Int/Exh Combust. Chamber Vol 2mm 4mm 6mm 8mm 10mm 11mm 12mm 13mm 14mm Average
Avenger MORGO SystemsN/A-N/A48/3984/72129/108164/126169/135178/136178/137177/138--
Avenger Ported MORGO SystemsN/A-N/A50/4695/74138/114169/133192/148197/151201/154206/156--
 
 
Jeep     COPYRIGHT © 2000-2018 Stan Weiss  — World Wide Enterprises 
 
Manufacturer
Part Number
Port/Vol
Int/Exh
Valve Size Int/Exh Comb. Chamber Vol .100 .200 .300 .400 .500 .600 .700 .800 .900 Average
Jeep 2686 Greg Friedman IronN/A1.91/1.50N/A-122/88168/114186/130189/134192/138----
Jeep 2686 IronN/A1.91/1.50N/A-129/93178/121197/137200/142203/146----
Jeep 2686 Ported IronN/A1.91/1.50N/A-131/92194/120208/146219/162229/168----
Jeep HO 0630 - 7120 IronN/A1.91/1.50N/A-135/106189/127218/144221/149221/149----
Jeep HO 0630 - 7120 John Brown IronN/A1.91/1.50N/A66/55128/100179/120206/136209/141209/141----
Jeep 4.0 NH2-J07-7120-D-93 Reconditioned Head Out of Box Bill Jones IronN/A1.91/1.50
-
No Pipe
N/A65/48115/89170/114200/124210/127-----
Jeep 4.0 NH2-J07-7120-D-93 Reconditioned Head Ported Bill Jones IronN/A1.91/1.50
-
No Pipe
N/A65/60128/102183/126223/144244/149-----
Jeep HO 0331 IronN/A1.91/1.50N/A59/47123/93171/123201/141214/147218/150----
Jeep HO 0331 IronN/A1.91/1.50N/A-120/99175/124205/133211/138217/141----
Jeep HO 0331 FWM IronN/A1.91/1.50N/A-119/82173/111191/132211/141-----
Jeep HO 0331 Modified FWM IronN/A1.91/1.50N/A70/58128/106190/127211/144221/162-----
Jeep HO Ported Clearwater Cyl. Heads IronN/A2.02/1.60N/A78/69151/121209/144243/155261/166-----
Manufacturer
Part Number
Port/Vol
Int/Exh
Valve Size Int/Exh Comb. Chamber Vol .100 .200 .300 .400 .500 .600 .700 .800 .900 Average
Jeep 4.0 Dr Js performance IronN/A1.91/1.50N/A64/60132/99179/126206/141210/149208/154208/157---
Jeep 4.0 Ported Dr Js performance IronN/A1.91/1.50N/A67/60137/101190/133227/164237/182239/197239/205---
Jeep 4.0 Bill Jones IronN/A1.91/1.50
-
No Pipe
N/A62/45120/85168/113198/124198/127-----
Jeep 4.0 Bill Jones Bowl Blend, Light Port Cleanup IronN/A1.91/1.50
-
No Pipe
N/A62/46122/85176/116211/136218/149-----
Jeep 4.0 Bill Jones Above plus VJ Back Cut and Blend IronN/A1.91/1.50
-
No Pipe
N/A65/56126/91180/125221/141218/157-----
Patroit Performance Jeep 4.0 / 4.2 AlumN/A1.90/1.5055-----250/147----
Hesco Alum138/76.41.90/1.5559.674/55134/93183/117226/131255/142-----
 
 
Neon     COPYRIGHT © 2000-2018 Stan Weiss  — World Wide Enterprises 
 
Manufacturer
Part Number
Port/Vol
Int/Exh
Valve Size Int/Exh Comb. Chamber Vol .100 .200 .300 .400 .450 .500 .600 .700 .800 Average
Chrysler Neon 2.0 1 st Gen CCHN/AStockN/A----214/132-----
Chrysler Neon 2.0 1 st Gen Ported CCHN/AStockN/A----251/165-----
Chrysler Neon SOHCN/A33.25mm/ 28.75mm
-
No Pipe
N/A---223/116------
Chrysler Neon SOHCN/A33.25mm/ 28.75mmN/A-171/111211/116229/119-234/121237/123240/125--
Chrysler Neon SOHC '94-00 CNC M2 Race SystemsN/A35.25mm/ 25.7mm
3.575
N/A-177/139235/165255/177--268/190275/195--
Chrysler Neon SOHC Ported MikeN/A-N/A-----243/175----
Chrysler Neon DOHC Mike AlumN/A34.75mm/ 30.5mmN/A77/80160/147219/163243/165-250/165----
Chrysler Neon DOHC Ported Mike AlumN/A34.75mm/ 30.5mmN/A94/82178/146247/201274/218-279/233----
Chrysler Neon DOHC Ported Mike AlumN/A34.75mm/ 30.5N/A95/86184/166257/208270/222-301/237----
Chrysler 2.0 NEON DOHC AlumN/A34.75mm/ 30.5N/A92/88173/151232/166252/170-257/171----
Chrysler Neon SRT-4 JM Cylinder Heads SF600 AlumN/A34.75mm/28.4mm5095/78168/148212/169233/171234/171-----
Chrysler Neon SRT-4 Ported Stage 2 JM Cylinder Heads SF600 AlumN/A36mm/30.5mm5095/91174/207228/226258/235267/238-----
Manufacturer
Part Number
Port/Vol
Int/Exh
Valve Size Int/Exh Comb. Chamber Vol .100 .200 .300 .400 .450 .500 .600 .700 .800 Average
 
 
Viper - V10     COPYRIGHT © 2000-2018 Stan Weiss  — World Wide Enterprises 
 
Manufacturer
Part Number
Port/Vol
Int/Exh
Valve Size Int/Exh Comb. Chamber Vol .100 .200 .300 .400 .500 .600 .700 .800 .900 Average
Chrysler '97 Viper214/701.92/1.587361/54118/115167/155203/180229/185242/187----
Chrysler Viper Ported HennesseyN/A-N/A62/-122/-179/-228/-261/-274/-----
Chrysler Viper Ported CaldwellN/A-N/A61/59125/116178/170214/204247/210270/214----
Chrysler Viper BTR Base PortN/A1.92/1.52N/A-122/-162/-198/-226/-237/-----
Chrysler Viper BTR Perf Stage IN/A1.92/1.58N/A-122/-168/-207/-230/-245/-----
Chrysler Viper BTR Perf Stage IIN/A2.02/1.60N/A-122/124174/163221/195259/204276/211----
Chrysler '96-02 Viper CNC M2 Race Systems249/-2.02/1.60
4.03
7560/47121/112176/162219/200261/212293/217----
Chrysler '02 Viper Ported ET PerformanceN/A2.04/1.60
4.03
7369/56133/121197/172242/203269/213288/218286/220---
Chrysler '03 Viper Ported ET PerformanceN/A2.04/1.60
4.03
7568/60138/121216/174264/202282/212301/217309/219---
Chrysler '08 Viper Greg Good Bowls and Chamber PortedN/A2.08/1.60N/A-160/117240/177294/217334/237336/248328/252---
Chrysler Viper Gen I ('92-'96) JM Cylinder Heads SF600N/A1.92/1.58N/A64/50122/107173/146208/170220/181218/187----
Chrysler Viper Gen I ('92-'96) Ported JM Cylinder Heads Stage 3 SF600N/A2.04/1.607568/56138/119197/163240/207272/231279/240----
Manufacturer
Part Number
Port/Vol
Int/Exh
Valve Size Int/Exh Comb. Chamber Vol .100 .200 .300 .400 .500 .600 .700 .800 .900 Average
Chrysler Viper Gen I Ported Greg GoodN/A-N/A-135/121202/165243/205282/226305/235----
Chrysler Viper Gen II ('96-'02) JM Cylinder Heads SF600N/A1.92/1.58N/A61/50119/117162/154193/180218/185228/189----
Chrysler Viper Gen II ('96-'02) Ported JM Cylinder Heads Stage 3 SF600N/A2.04/1.607567/57133/119194/171239/201266/211288/219----
Chrysler Viper Gen II Ported Louthan Stage 3N/A2.02/1.60N/A-----280/-----
Chrysler Viper Gen III ('03-)JM Cylinder Heads SF600N/A2.00/1.58N/A66/53136/113195/155237/174258/182268/185----
Chrysler Viper Gen III ('03-)Ported JM Cylinder Heads Stage 3 SF600N/A2.04/1.607568/60138/123216/185264/211287/224301/231----
Chrysler Viper Gen III Ported Port Pros Stage 3N/A2.04/1.60N/A75/60140/123190/175241/215281/235322/242----
Striker Street Gen II Gen III JM Cylinder Heads Stage 3N/A2.04/1.60N/A72/55150/115218/165269/201304/222326/229----
 
 
LA     COPYRIGHT © 2000-2018 Stan Weiss  — World Wide Enterprises 
 
Manufacturer
Part Number
Port/Vol
Int/Exh
Valve Size Int/Exh Comb. Chamber Vol .100 .200 .300 .400 .500 .600 .700 .800 .900 1.000 Average
Chrysler 051 Iron MMM158/66-N/A50/49113/97165/123188/133193/137189/137-----
Chrysler 915 360 Mr_340 Iron160/701.88/1.60N/A-118/85166/119190/126196/129193/133-----
Chrysler 915J Iron HPMM156/732.02/1.60N/A66/63123/110170/135206/145220/148216/148-----
Chrysler 915J Ported I-Nailhead E-Tulip SF600 Iron192/-2.02/1.60N/A66/46134/90191/128238/157271/170283/176-----
Chrysler 915 Ported IronN/A2.02/1.60N/A62/58134/115190/141233/158259/172274/182-----
Chrysler 915 Ported BJR Racing IronN/A1.88/1.60
-
No Pipe
N/A91/89184/133222/176239/191283/196276/201-----
Chrysler JN/A2.02/1.60N/A62/47112/99157/128193/137200/140201/141-----
Chrysler J Ported Shady Dell Speed ShopN/A2.02/1.60
4.25
No Pipe
N/A62/52135/103199/135240/159258/183255/186-----
Chrysler 974 Cleaned and milled IQ52 IronN/A1.88/1.60
-
Pipe
N/A58/50115/92173/132202/143208/145------
Chrysler 974 Cleaned and milled IQ52 11/32 SS IronN/A2.02/1.60
-
Pipe
N/A65/50132/103184/131207/143210/146------
Chrysler 340 std. Iron160/702.02/1.6064-----189/142-----
Chrysler 340 X 894 Iron MMM158/73-N/A58/45125/95172/122208/135221/140210/142-----
Manufacturer
Part Number
Port/Vol
Int/Exh
Valve Size Int/Exh Comb. Chamber Vol .100 .200 .300 .400 .500 .600 .700 .800 .900 1.000 Average
Chrysler 587 360 Mr_340 Iron160/701.88/1.60N/A-110/90165/117190/135190/140185/141-----
Chrysler 587 360 Mr_340 IronN/A2.02/1.60N/A-127/97181/128213/143215/147215/147-----
Chrysler 587 340 Iron160/701.88/1.6063.3----214/136213/142-----
Chrysler 587 340 Iron CCM160/701.88/1.60
-
No Pipe
63.352/46107/87162/112195/121191/124192/126-----
Chrysler 587 340 Ported Iron HPMMN/A1.88/1.60
-
No Pipe
N/A63/57126/95181/132230/138253/160241/179-----
Chrysler 308 360 Iron160/681.88/1.6065---201/142209/147204/147-----
Chrysler 308 360 Iron160/681.88/1.60N/A54/52108/100164/135195/152208/157------
Chrysler 308 360 - Hughes Stage I Ported Iron172/--N/A----245/-------
Chrysler 308 360 - Hughes Stage II Ported Iron195/--N/A-----265/------
Chrysler MP 5249574 / 579 Bowl Blend - Intake Gasket Matched BJR RacingN/A2.02/1.60
-
No Pipe
N/A84/84161/119207/145241/185255/192241/192-----
Chrysler Truck Magnum IronN/A1.92/1.625N/A-131/97186/132212/145212/146214/147215/147----
Chrysler Truck Magnum Ported Shady Dell Speed Shop IronN/A1.92/1.625N/A-133/116196/157225/172250/177259/181260/181----
Manufacturer
Part Number
Port/Vol
Int/Exh
Valve Size Int/Exh Comb. Chamber Vol .100 .200 .300 .400 .500 .600 .700 .800 .900 1.000 Average
Chrysler 137 360 Magnum CCM153/-1.92/1.6256060/54118/99165/131195/137209/138205/138-----
Chrysler Magnum BJR RacingN/A1.92/1.625
-
No Pipe
N/A84/80132/118201/134226/134235/134236/134-----
Chrysler Magnum Ported BJR RacingN/A1.92/1.625
-
No Pipe
N/A84/84139/130201/190231/192246/190252/190-----
Chrysler 576 360 High Swirl CCM Iron160/682.02/1.607062/55112/99160/119182/126192/128187/130-----
Chrysler 302 318 Swirl160/681.78/1.50N/A-105/71152/104187/113190/117190/120-----
Chrysler 302 318 Swirl160/681.78/1.50
-
No Pipe
N/A-92/71130/104164/113170/117172/120-----
Chrysler 302 318 Swirl Ported Shady Dell Speed Shop151/-2.02/1.60
4.25
No Pipe
N/A-148/86212/114241/131247/140241/145-----
Chrysler 302 Ported Hughes EnginesN/A2.02/-N/A70/-141/-202/-239/-268/-250/------
Chrysler 302 Full Ported Hughes EnginesN/A2.055/-N/A67/-127/-187/-241/-285/-298/------
Chrysler 302 Flowtech - Steven Magnotti SF110 AlumN/A1.88/1.617N/A50/42109/97164/118177/146190/163198/------
Chrysler 596 '78 360 Iron CCM158/66-65.553/48107/89159/114185/121199/123193/124-----
Chrysler 596 Iron158/661.88/1.60N/A63/48117/98174/121193/126192/128------
Manufacturer
Part Number
Port/Vol
Int/Exh
Valve Size Int/Exh Comb. Chamber Vol .100 .200 .300 .400 .500 .600 .700 .800 .900 1.000 Average
Chrysler 596 Ported Shady Dell IronN/A1.88/-N/A59/-120/-183/-226/-241/-249/------
Chrysler 596 Hughes IronN/A1.88/1.60N/A66/5189/103136/131184/140184/141------
Chrysler 596 Ported / Stealth Hughes IronN/A2.02/1.60N/A71/80144/124192/149226/160223/168------
Chrysler Magnum HughesN/A1.92/1.62N/A51/55121/109181/148207/171209/176208/178-----
Chrysler Magnum 360N/A1.925/1.625N/A-121/109181/148207/170209/176------
Chrysler Magnum 360 Ported ET Performance177/-1.955/1.625
4.155
N/A66/51127/102174/140218/169249/186------
Chrysler 140 Magnum R/T CCM180/711.925/1.6256070/62137/111181/142209/163211/168211/171-----
Chrysler 140 Magnum R/T MMMN/A1.92/1.625
-
No Pipe
N/A60/56123/107173/150205/170219/177223/180-220/-----
Chrysler 140 Magnum R/T Blend Bowl to VJ MMMN/A1.92/1.625
-
No Pipe
N/A62/55125/108177/149217/173238/183246/187242/189----
Chrysler 140 Magnum R/T Full Port MMMN/A1.92/1.625
-
No Pipe
N/A66/59128/116178/155222/179246/204264/213271/217----
Chrysler Magnum R/T Shady Dell Speed ShopN/A1.92/1.625
-
No Pipe
N/A-136/110195/155227/173239/179245/182241/183----
Chrysler Magnum R/T Ported Shady Dell Speed ShopN/A1.92/1.625
4.25
No Pipe
N/A-148/112209/155243/189257/198268/201281/203----
Manufacturer
Part Number
Port/Vol
Int/Exh
Valve Size Int/Exh Comb. Chamber Vol .100 .200 .300 .400 .500 .600 .700 .800 .900 1.000 Average
Chrysler Magnum R/T Ported Shady Dell Speed ShopN/A2.02/1.625
4.25
No Pipe
N/A-138/105200/152245/186282/198304/205293/209----
Chrysler MP Commando / MagnumN/A2.02/1.60N/A-116/84166/115213/141250/163263/177273/187280/188---
Chrysler MP Commando / Magnum PortedN/A2.02/1.60N/A-102/94150/126201/152239/176271/187291/193301/196---
Chrysler CommandoN/A2.02/1.60N/A-104/93153/131201/153240/162245/166245/166----
Chrysler Commando Ported Shady Dell Speed ShopN/A2.05/1.60
4.25
No Pipe
N/A-148/123207/192254/233289/243312/243312/243----
Chrysler W2 P5007355 RedEye IronN/A2.02/1.606864/59120/122169/147210/156237/161250/168260/168----
Chrysler W2 P5249769 RedEye IronN/A2.02/1.606561/58120/123169/147208/156232/161238/162244/162----
Chrysler W2 P5249769 Ported Bullet Cylinder Heads Iron230/912.08/1.606572/57141/109201/173254/206294/222310/231318/238----
Chrysler W2 P5007445AB RedEye IronN/A2.02/1.606562/59121/122170/149211/160243/170257/172265/172----
Chrysler W2 P5007708AB RedEye IronN/A2.02/1.604760/57117/118165/145205/155233/163247/165254/165----
Chrysler W2 Iron185/-2.02/1.60N/A63/57121/105169/132211/144238/148242/150-----
Chrysler W2 Iron HPMMN/A2.02/1.60N/A--173/141215/148244/151254/151-----
Manufacturer
Part Number
Port/Vol
Int/Exh
Valve Size Int/Exh Comb. Chamber Vol .100 .200 .300 .400 .500 .600 .700 .800 .900 1.000 Average
Chrysler W2 Ported IronN/A2.02/1.60N/A--188/170236/197272/209300/213315/230----
Chrysler W2 810 Flowtech - Steven Magnotti SF110 AlumN/A2.08/-
4.00
N/A70/-140/-204/-247/-252/-------
Chrysler W2 810 Fully Ported Flowtech - Steven Magnotti SF110 AlumN/A2.08/-
4.00
N/A75/-154/-221/-273/-293/-302/------
Chrysler W2 994 Johnson188/-2.02/1.60N/A59/50122/110182/154229/173262/176265/174250/172----
Chrysler W2 994 Ported Ryan Johnson196/-2.02/1.60N/A60/50127/105184/154232/185274/200302/208280/211----
Chrysler W2 Ported Shady Dell Speed ShopN/A2.02/1.60
4.25
No Pipe
N/A83/55148/108205/160255/193291/209313/215321/217----
Chrysler W2 Ported Batten Stage 3 Alum235/-2.08/1.60
4.25
No Pipe
N/A-138/112199/164253/193292/206316/212329/213----
Chrysler W5 Shady Dell Speed Shop AlumN/A2.02/1.60
-
No Pipe
N/A61/45104/83155/122207/149244/164263/172263/173----
Chrysler W5 '96 Flowtech - Steven Magnotti SF110 AlumN/A2.05/1.60
4.00
N/A51/65104/110160/137205/150241/159257/162266/166----
Chrysler W5 Ported Shady Dell Speed Shop AlumN/A2.08/1.60
4.25
No Pipe
N/A-142/114204/150256/195300/225319/238328/244----
Chrysler W5 Max Ported Shady Dell Speed Shop AlumN/A2.08/1.60
4.25
No Pipe
N/A-145/120209/171260/217303/245335/258337/263----
Chrysler W5 Ported Mr P Body AlumN/A2.02/-
4.03
N/A72/-151/-217/-257/-279/-290/-295/-303/----
Manufacturer
Part Number
Port/Vol
Int/Exh
Valve Size Int/Exh Comb. Chamber Vol .100 .200 .300 .400 .500 .600 .700 .800 .900 1.000 Average
Dodge P-7 Ported Chapman Alum327/-2.18/1.61
-
No Pipe
49.5-139/112225/161300/211359/247376/258379/267381/271---
Dodge P-7 Ported HRD AlumN/A2.16/1.62N/A-133/124233/179313/227347/254380/267394/276403/281---
Dodge P-7 Ported ET Performance Alum302/-2.18/1.625
4.18
52.567/46138/102227/143301/187355/216376/240389/249403/254---
Dodge P-7 Ported ET Performance Alum330/-2.18/1.625
4.18
54.567/46142/102230/143302/187363/216385/240394/249400/254---
Dodge Cup Head Ported MBE Alum328/--
-
No Pipe
N/A-------412/----
Chrysler W7 Ported Shady Dell Speed Shop Alum252/-2.15/1.60
4.25
No Pipe
N/A-148/100216/147272/194311/224350/244362/257----
Chrysler W8 Ported Chapman269/-2.18/1.625
-
No Pipe
5971/56153/110224/176284/216327/223343/243352/252----
Chrysler W8 RS Ported Chapman278/-2.18/1.625
-
No Pipe
47.570/52151/109225/178288/222334/245351/258355/265----
Chrysler W8 CNC by M2 Race Systems272/-2.18/1.60
4.125
48--236/165297/218340/244361/255373/262373/267---
Chrysler W8 Ported Shady Dell Speed ShopN/A2.16/1.625
4.25
No Pipe
N/A-128/97198/138277/200339/236377/259392/271393/276---
Chrysler W8 Ported ET PerformanceN/A2.18/1.625
4.155
N/A69/51134/101199/144256/187310/218353/238371/250-/258---
Chrysler W8 Brett Ported298/-2.18/-N/A---276/-329/-367/-382/-394/-403/---
Manufacturer
Part Number
Port/Vol
Int/Exh
Valve Size Int/Exh Comb. Chamber Vol .100 .200 .300 .400 .500 .600 .700 .800 .900 1.000 Average
Chrysler W8 Ported Truck SeriesN/A2.18/1.65N/A-139/106202/156266/205312/235358/251380/261384/266---
Chrysler W9N/A2.15/1.60N/A-129/103190/147240/172288/183295/185295/185----
Chrysler W9 261 Ported Chapman 360 Sprint261/-2.15/1.625
-
No Pipe
6068/52150/112230/181293/220335/239340/243342/250----
Chrysler W9 261 Ported Chapman Sprint261/-2.18/1.625
-
No Pipe
60-148/103217/159276/204320/226306/241351/251----
Chrysler W9 268 Ported Chapman268/-2.20/1.625
-
No Pipe
6468/52151/112230/181294/220338/239347/243350/250----
Chrysler W9 274 Hutter274/-2.18/1.62560-134/111209/161271/201320/240347/253365/260----
Chrysler W9 RP 278 Ported Chapman Midget278/1242.15/1.60
-
No Pipe
4566/49145/116221/201289/244339/260368/267371/270----
Chrysler W9 RP 296 Ported Chapman296/1242.20/1.60
-
No Pipe
4668/47146/110227/169299/217342/240369/252383/259385/262---
Chrysler W9 RP 325 Ported Chapman325/-2.25/1.625
-
No Pipe
4672/58137/119214/192282/246341/260379/266405/269419/272---
Chrysler W9 Ported Shady Dell Speed Shop272/-2.15/1.60
4.25
No Pipe
N/A-141/103200/159245/204304/226350/241379/251----
Chrysler W9 Ported ET PerformanceN/A2.18/1.60
4.155
5875/59144/124219/192274/226318/242350/251351/258348/263---
Chrysler W9 Ported Jones Engineering300/-2.20/1.6048-156/118230/175292/223340/241373/249390/261399/265---
Manufacturer
Part Number
Port/Vol
Int/Exh
Valve Size Int/Exh Comb. Chamber Vol .100 .200 .300 .400 .500 .600 .700 .800 .900 1.000 Average
AIRWOLF 220 Dr Js Performance Alum220/-2.08/1.60N/A72/-144/-219/-273/-301/-312/-316/-319/-321/-326/--
Brodix SP MO Alum192/-2.08/1.6067-129/119180/160221/182249/190263/195269/198----
Brodix B1 BA SUPR Alum192/-2.08/1.6067-129/119180/160221/182249/190263/195269/198----
Brodix B1 BA Alum195/-2.08/1.6065-129/119180/160221/182249/190263/195269/198----
Brodix B1 BA '94 Flowtech - Steven Magnotti Intake 30 Deg Back Cut SF110 Alum195/-2.08/1.60
4.25
N/A68/46129/105171/139198/162223/178227/184-/187----
Brodix B1 BA '94 Flowtech - Steven Magnotti Ported Exhaust plus Seats Recut SF110 Alum205/-2.08/1.60
4.25
N/A63/50130/109185/171231/213274/226291/236297/242----
Brodix B1 BA '94 Flowtech - Steven Magnotti Ported Intake - Exhaust plus Seats Recut SF110 AlumN/A2.20/1.60
4.25
N/A65/50136/109196/171248/213284/226308/236320/242----
Brodix B1 BA Ported AlumN/A2.08/1.6065-145/121203/169250/195286/208300/214303/217----
Brodix B1 BA Shady Dell Speed Shop AlumN/A2.08/1.60
4.25
No Pipe
N/A-120/101169/137202/160226/168239/172245/172----
Brodix B1 BA Ported Shady Dell Speed Shop AlumN/A2.08/1.60
4.25
No Pipe
N/A-135/102192/143239/173276/191297/207314/217----
Brodix B1 BA Ported Scott Brown Alum214/-2.08/1.60
4.03
2" Pipe
N/A69/62138/120188/157232/215264/237288/249298/263----
Brodix B1 BA MC Ported Alum239/-2.14/1.6067-147/120216/170272/198309/210332/215347/220----
Manufacturer
Part Number
Port/Vol
Int/Exh
Valve Size Int/Exh Comb. Chamber Vol .100 .200 .300 .400 .500 .600 .700 .800 .900 1.000 Average
Brodix B1 BA MC Shady Dell Speed Shop Alum239/-2.15/1.606772/-128/-183/-209/-241/-255/-266/-----
Brodix B1 BA MC Ported Shady Dell Speed Shop AlumN/A2.15/1.60
4.25
No Pipe
N/A83/76152/124210/172254/207296/226326/236349/242----
Brodix B1 Ported Bullet Cylinder Heads AlumN/A2.08/1.606565/57129/111187/177238/216271/235291/241295/244----
Edelbrock Performer RPM (340) 6077 NPS Out of Box Alum171/772.02/1.60
4.016
No Pipe
N/A61/53121/101173/135212/155235/164247/168246/168----
Edelbrock Performer Intake Gasket Matched Exhaust Ported BJR Racing AlumN/A2.02/1.60
-
No Pipe
N/A92/86167/127207/152242/195280/205285/210291/216----
Edelbrock Performer RPM Ported Anderson Port Development SF1020 AlumN/A2.02/1.60N/A73/-138/-191/-246/-292/-321/-334/-338/-342/---
Edelbrock Performer RPM Magnum 61779 SF1020 Alum176/752.02/1.605862/52119/105175/142225/169251/185260/190-----
Edelbrock Performer RPM Magnum Dr Js Performance AlumN/A2.02/1.60
-
Pipe
N/A59/51116/100171/138219/159247/177254/182260/189----
Edelbrock Performer RPM Magnum Ported Dr Js Performance AlumN/A2.02/1.60
-
Pipe
N/A74/62151/118221/160263/196288/217294/220297/236----
Edelbrock Ported Hughes AlumN/A2.02/1.60N/A63/66141/129206/150253/176282/182285/188-----
Edelbrock CNC Hughes Stage 3 AlumN/A2.08/1.60N/A71/76146/118215/156262/173286/189294/198298/200----
Edelbrock Magnum MMM AlumN/A2.02/1.60N/A62/52119/105175/142225/169251/185260/190-----
Manufacturer
Part Number
Port/Vol
Int/Exh
Valve Size Int/Exh Comb. Chamber Vol .100 .200 .300 .400 .500 .600 .700 .800 .900 1.000 Average
Edelbrock Magnum Shady Dell Speed Shop AlumN/A2.02/1.60
4.25
No Pipe
N/A-128/105184/139225/164249/177265/183267/184----
Edelbrock Magnum Stage 3 Ported Shady Dell Speed Shop AlumN/A2.02/1.60
4.25
No Pipe
N/A-145/112204/152255/190286/202297/208297/211----
Edelbrock Stage 4 Ported Shady Dell Speed Shop AlumN/A2.05/1.60
4.25
No Pipe
N/A-147/112207/164255/193279/212293/226293/231----
Edelbrock Stage 3 Ported Aerohead AlumN/A2.08/1.60N/A72/66132/113197/145248/170277/183302/191306/197----
EngineQuest CH318A 5.2l/5.9l Magnum Iron172/-1.92/1.625N/A68/57124/114179/155213/180227/187233/189-----
EngineQuest CH318A 5.2l/5.9l Magnun Ported IronN/A2.02/1.60N/A69/60138/124200/169247/200273/219275/229-----
EngineQuest CH318B Magnun Iron172/-1.92/1.625N/A66/55121/101179/142214/168226/174235/175238/-----
EngineQuest CH318B Magnun Ported SKMFX Engines IronN/A2.02/1.60N/A65/56132/110189/150240/168278/178300/184301/185----
Indy 360X IQ52 Out of Box IronN/A-
-
Pipe
N/A57/52124/105184/-230/-255/-257/201249/208----
Indy 360X Hughes Iron179/671.92/1.62562-116/91177/138224/167252/174263/177264/179----
Indy 360X Brian Hafliger IronN/A2.02/-
4.03
N/A68/-142/-201/-249/-281/-296/-294/-----
Indy 360-1210/852.10/1.6563-102/79147/112200/145252/170278/183280/189----
Manufacturer
Part Number
Port/Vol
Int/Exh
Valve Size Int/Exh Comb. Chamber Vol .100 .200 .300 .400 .500 .600 .700 .800 .900 1.000 Average
Indy 360-1 Out of Box Shady Dell Speed ShopN/A2.10/1.625
4.25
No Pipe
N/A72/52138/90198/132240/163271/177278/186271/190----
Indy 360-1 Ported Shady Dell Speed Shop228/-2.10/1.625
4.25
No Pipe
N/A-157/110217/158263/204304/222322/230334/241----
Indy 360-1 Full Porting245/952.14/1.65N/A-135/115202/155259/185295/206325/219339/226----
Indy 360-1 245 Out of Box Shady Dell Speed Shop255/-2.15/-N/A69/-147/-213/-269/-294/-312/-322/-----
Indy 360-1 245 Ported Shady Dell Speed Shop255/-2.15/-N/A70/-144/-210/-269/-313/-344/-361/-----
Indy 360-2180/852.10/1.6563-83/79138/112186/145230/170249/183252/189----
Indy 360-2180/852.10/1.6563-83/79138/112186/145230/170249/183252/189----
Indy 360-2 Full Porting230/992.10/1.6565-146/107209/145259/183295/202310/215317/220----
Indy 360-2 Full Porting - Bowls Blended Exhaust Short Turn BrianN/A2.10/1.65N/A-151/128220/172277/209300/231320/244320/253----
Indy 360-2 Ported Shady Dell Speed Shop Oval230/-2.10/1.625
4.25
No Pipe
N/A-146/112210/158266/198309/225323/243323/255----
Indy 360 R Ported Bullet Cylinder Heads230/912.10/1.606470/51138/105208/159259/188300/213318/224334/235----
RHS Mild Bowl/Seat BlendN/A2.02/1.60N/A69/58141/119197/161241/184267/193271/195-----
Manufacturer
Part Number
Port/Vol
Int/Exh
Valve Size Int/Exh Comb. Chamber Vol .100 .200 .300 .400 .500 .600 .700 .800 .900 1.000 Average
Shanons Engineering 360 Full PortingN/A2.19/1.6563------338/226----
 
 
HEMI     COPYRIGHT © 2000-2018 Stan Weiss  — World Wide Enterprises 
 
Manufacturer
Part Number
Port/Vol
Int/Exh
Valve Size Int/Exh Comb. Chamber Vol .100 .200 .300 .400 .500 .600 .700 .800 .900 Average
5.7lN/A2.00/1.55
-
No Pipe
8574/52144/111210/146251/160265/164267/166----
5.7l PortedN/A2.00/1.55
-
No Pipe
N/A64/47134/104210/145266/170300/194320/204----
5.7l FastmanN/A2.00/1.558565/-144/-214/-250/-262/-265/161268/-269/---
5.7l Ported FastmanN/A2.00/1.55N/A68/-144/-222/-270/-293/-300/195304/-310/---
5.7l Heat Perf.N/A2.00/1.55N/A-169/107241/146273/163281/169286/172----
5.7l Ported Heat Perf. SF1020N/A2.00/1.55N/A-148/96233/147285/183308/207318/213----
5.7l JM Cylinder HeadsN/A2.00/1.558573/53149/124212/167249/183262/190265/190----
5.7l Ported JM Cylinder Heads Stage 2N/A2.055/1.60N/A70/56147/127217/164267/191301/204320/210----
5.7l Dr Js PerformanceN/A2.00/1.55N/A71/46148/105219/133251/156261/165263/167----
5.7l Ported Dr Js PerformanceN/A2.00/1.55N/A74/52156/115237/153278/186298/204315/218----
5.7l Ported Patriot Perf. Stage I180/572.00/1.55
3.905
8568/51144/116221/161272/185290/197300/207----
5.7l Ported Patriot Perf. Stage II180/572.02/1.578570/58146/118226/164280/188302/198309/211----
Manufacturer
Part Number
Port/Vol
Int/Exh
Valve Size Int/Exh Comb. Chamber Vol .100 .200 .300 .400 .500 .600 .700 .800 .900 Average
5.7l Ported Frank Racing EconoN/A2.00/1.55N/A-----318/-----
5.7l IndyN/A2.00/1.55N/A63/60140/126208/161249/175266/178271/179273/180---
5.7l Ported Indy184/572.00/1.55
4.30
5770/63148/114230/163270/195303/210322/218327/221---
5.7l Ported Hemi Shop / Heat Perf.N/A2.02/1.57
3.935
No Pipe
N/A-148/96223/147285/183308/207317/213318/216---
5.7l '04 CNC M2 Race Systems183/-2.00/1.55
4.03
N/A-141/108218/165282/202312/215324/222333/226337/228--
5.7l Ported Sharadon Performance SP-2N/A2.02/1.60N/A66/53144/120222/204285/218311/218324/222----
5.7l Ported Steve-ON/A2.00/1.55N/A72/54144/107233/161299/189331/209344/211----
5.7l Ported MD Induction SF600N/A2.00/1.55N/A-142/119217/150282/202297/218319/225324/227---
5.7l Ported MD Induction Race SF600N/A2.08/1.60N/A-153/-241/-306/-337/-352/-361/----
5.7l Ported TEAN/A2.00/1.55
4.00
Pipe
N/A72/52145/120221/187278/224310/240323/249----
5.7l CNC RLD PerformanceN/A-N/A73/60154/122225/167275/196305/226312/225316/226---
6.1lN/A2.08/1.60N/A75/63155/132230/178276/186295/187299/189301/189---
Manufacturer
Part Number
Port/Vol
Int/Exh
Valve Size Int/Exh Comb. Chamber Vol .100 .200 .300 .400 .500 .600 .700 .800 .900 Average
6.1l Heat Perf.N/A2.08/1.60N/A-174/111246/160290/179310/179318/179----
6.1l Radshop SF600N/A2.08/1.60
4.06
N/A75/57155/123230/168276/184299/186304/187306/187---
6.1l Ported Radshop SF600216/652.08/1.60
4.06
N/A81/63171/120245/167306/209343/225368/240371/242---
6.1l Ported Frank Racing EconoN/A2.08/1.60N/A-----360/-----
6.1l Ported Indy216/-2.08/1.60N/A83/72162/126244/167301/195331/209348/212353/220---
6.1l Ported Hemi Shop / Heat Perf. SF600N/A2.08/1.60N/A-173/114250/168311/202348/223368/229----
6.1l Ported MD Induction SF600N/A2.08/1.60N/A-148/117234/177301/205346/223366/230371/232---
6.1l Ported MD Induction Race SF600N/A2.10/1.60N/A-154/114246/173327/225368/231387/236405/240---
6.1l AirWolf Dr Js PerformanceN/A2.08/-N/A-----365/-375/----
6.1l RLD Performance188/582.08/1.607371/62158/132228/175278/200299/213307/217307/220---
6.1l CNC RLD Performance270/852.20/1.617084/52171/100250/133310/179355/215377/246382/257383/262
@.750
--
Ported Flow tech InductionN/A2.10/1.60N/A75/59148/116231/157301/206339/220355/227----
Manufacturer
Part Number
Port/Vol
Int/Exh
Valve Size Int/Exh Comb. Chamber Vol .100 .200 .300 .400 .500 .600 .700 .800 .900 Average
6.4lN/A2.14/1.65N/A80/68169/121239/159295/186318/197327/202330/204---
6.4l Ported PWRN/A2.14/1.65N/A82/60166/112242/161308/197350/222370/236379/245---


Chrysler_Big_Block     COPYRIGHT © 2000-2018 Stan Weiss  — World Wide Enterprises
 
 
RB     COPYRIGHT © 2000-2018 Stan Weiss  — World Wide Enterprises 
 
Manufacturer
Part Number
Port/Vol
Int/Exh
Valve Size Int/Exh Comb. Chamber Vol .100 .200 .300 .400 .500 .600 .700 .800 .900 1.000 Average
Chrysler 250 Full Race Ported Brian Stroud IronN/A2.14/1.81
4.50
Pipe
8887/60147/112189/151231/177246/194252/207252/212251/217---
Chrysler 286 Stage I Ported IronN/A2.08/-N/A-134/-190/-227/-257/-280/-289/-----
Chrysler 346 Ported BJR Racing Iron177/602.08/1.74
-
No Pipe
6599/89191/130229/188243/204285/207289/210298/212304/213---
Chrysler 452 Iron200/622.08/1.74N/A-142/-208/-244/-264/-------
Chrysler 452 Iron200/622.08/1.74N/A--/103-/132-/143-/146-/148-----
Chrysler 452 Iron200/622.08/1.74N/A61/51126/97188/133208/150218/156219/156-----
Chrysler 452 Bowl Blend Iron200/622.08/1.74N/A65/55155/106202/144232/170243/182245/188-----
Chrysler 452 IQ52 Iron200/622.08/1.74
-
Pipe
N/A61/55130/108188/152213/172227/178230/181-----
Chrysler 452 Ported IQ52 IronN/A2.14/1.81
-
Pipe
N/A68/60142/130205/187248/218286/234292/245295/253----
Chrysler 452 Alum210/702.14/1.8184-----290/217-----
Chrysler 516 Iron182/602.08/1.60N/A62/46126/97177/121199/133210/138219/139-----
Chrysler 516 Iron182/602.08/1.74N/A-122/102172/135201/151216/151223/167-----
Manufacturer
Part Number
Port/Vol
Int/Exh
Valve Size Int/Exh Comb. Chamber Vol .100 .200 .300 .400 .500 .600 .700 .800 .900 1.000 Average
Chrysler 518 Max Wedge Iron233/77-N/A-159/-222/-262/-284/-295/-300/-----
Chrysler 518M Bowl Blend IronN/A2.14/1.81N/A-145/113202/152237/174253/190268/200277/206----
Chrysler Max Wedge Bowl Blend Gasket Match BJR Racing Iron230/-2.08/1.88
-
No Pipe
N/A87/89175/135225/199291/221307/240307/253307/264309/267---
Chrysler 902 IQ52 IronN/A2.08/-N/A65/-137/-185/-206/-218/-76221/------
Chrysler 902 Ported IQ52 IronN/A-N/A85/-164/-219/-257/-293/-309/-318/-----
Chrysler 906 MMM IronN/A2.08/1.74N/A65/61134/107194/142217/160231/167233/171232/-----
Chrysler 906 Iron200/622.08/1.7480-142/-208/-241/-262/-270/------
Chrysler 906 Iron200/622.08/1.74N/A--/98-/127-/143-/150-/154-----
Chrysler 906 Iron200/622.08/1.74
4.44
N/A63/62130/107188/131218/146227/155232/164232/169----
Chrysler 906 Iron200/622.08/1.74N/A61/50126/95188/130223/148234/155235/158-----
Chrysler 906 IQ52 IronN/A2.08/1.74
-
Pipe
N/A66/55130/103189/145222/168234/176237/183-----
Chrysler 906 Ported IQ52 IronN/A2.14/1.81N/A71/-150/-209/-257/-292/-313/-321/-----
Manufacturer
Part Number
Port/Vol
Int/Exh
Valve Size Int/Exh Comb. Chamber Vol .100 .200 .300 .400 .500 .600 .700 .800 .900 1.000 Average
Chrysler 906 Stock Eliminator Modern Cylinder Head Iron203/642.08/1.74
4.38
No Pipe
N/A72/62138/108184/138232/157260/167------
Chrysler 906 Dr Js Performance IronN/A2.08/1.74N/A78/54128/99188/126215/147215/157215/166-----
Chrysler 906 Ported Dr Js Performance IronN/A2.08/1.74N/A67/57138/108201/140243/168262/184265/194270/200----
Chrysler 906 Ported Muscle Motors IronN/A2.14/1.81
4.375
No Pipe
N/A-153/128222/165268/200304/215313/223309/223----
Chrysler 906 Ported BJR Racing Iron213/-2.08/1.74
-
No Pipe
N/A105/93190/129225/190260/204300/215300/221302/222304/222---
Chrysler 906 Bill Jones IronN/A2.08/1.74
-
No Pipe
N/A73/62116/102169/138213/152230/158237/160-----
Chrysler 906 Mildly Ported Bill Jones IronN/A2.08/1.74
-
No Pipe
N/A73/66138/115202/149242/180246/193244/199-----
Chrysler 906 Ported Bill Jones IronN/A-
-
No Pipe
N/A78/60148/111211/158246/192271/201282/210-----
Chrysler P5153524 Alum210/702.14/1.8184-----290/217-----
Chrysler Stage IVN/A2.08/1.75N/A-----248/177-----
Chrysler Stage V (P4529993) IronN/A2.14/1.8190-----------
Chrysler P4876311 MMM AlumN/A2.14/1.81
-
No Pipe
7863/50128/87176/121224/146252/160263/164266/168----
Manufacturer
Part Number
Port/Vol
Int/Exh
Valve Size Int/Exh Comb. Chamber Vol .100 .200 .300 .400 .500 .600 .700 .800 .900 1.000 Average
Chrysler P4876311 Ported MMM AlumN/A2.14/1.81
-
No Pipe
7867/57135/105199/145251/182289/199305/210308/220----
Chrysler Stage VI (P4529335) Alum210/-2.14/1.81N/A-----------
Chrysler Stage VI IQ52 Out of Box AlumN/A2.14/1.81N/A68/-128/-184/-218/-242/-254/-260/-267/----
Chrysler Stage VI Minor Pocket Porting Gasket Matching Brian Stroud AlumN/A2.14/1.81
4.50
Pipe
N/A73/57148/117205/160253/195286/232277/260287/276288/292---
Chrysler Stage VI Ported Porter Racing Heads AlumN/A2.14/1.81N/A68/51146/116211/165258/208288/236321/251331/256----
Chrysler Stage VI Ported Porter Racing Heads Alum215/-2.14/1.81
-
No Pipe
N/A67/56142/104204/148253/185287/214307/234310/246----
Chrysler Stage VI Ported Porter Racing Heads Alum215/-2.14/1.81
-
2" Pipe
N/A67/56142/107204/156253/198287/233307/257310/273----
Chrysler Stage VI Ported Chapman235/-2.18/1.81
-
No Pipe
7772/55157/112233/177284/211323/233343/242343/252----
Chrysler Stage VI (P4876383) Ported Chapman260/842.20/1.81
-
No Pipe
7771/55157/112230/177290/211325/233351/242351/252----
Chrysler Stage VI (P4876383) Ported Chapman Out of Box Porter Racing Heads260/842.20/1.817771/58150/119219/180279/219324/234352/243348/250----
Chrysler Stage VI (P4876386) Ported Chapman Max Wedge Alum285/842.25/1.81
-
No Pipe
7477/55151/112220/177283/211330/233364/242375/252----
Chrysler Stage VI BJR Racing Out of Box AlumN/A2.14/1.81
-
No Pipe
N/A94/90141/116218/140258/188307/196322/198324/198324/198---
Manufacturer
Part Number
Port/Vol
Int/Exh
Valve Size Int/Exh Comb. Chamber Vol .100 .200 .300 .400 .500 .600 .700 .800 .900 1.000 Average
Chrysler Stage VI Intake Bowl BJR Racing AlumN/A2.14/1.81
-
No Pipe
N/A98/90171/116226/140262/188311/196318/198324/198324/198---
Chrysler Stage VI Ported BJR Racing Max Wedge AlumN/A2.14/1.81
-
No Pipe
N/A93/88183/134239/192309/226340/251362/256373/261393/262---
Brodix B1 Org SF300 AlumN/A2.30/1.78
4.25
No Pipe
N/A-147/125215/163279/197318/224354/240392/259400/271---
Brodix B1 MoPar Alum300/-2.30/1.7868-151/116220/174277/216325/227364/227396/227----
Brodix B1 MoPar Ported ET Performance AlumN/A2.30/1.85
4.50
N/A87/66179/128259/183322/228372/265411/282411/285420/285---
Brodix B1 BS Alum (OLD)230/-2.20/1.8165-133/103184/132227/156262/175278/195293/201----
Brodix B1 BS Alum230/-2.20/1.8165-145/123204/155249/184284/206294/222295/233----
Brodix STS B1 BS Alum243/-2.20/1.8180-145/126214/171267/211305/238337/255348/279----
Brodix B1 BS Ported ET Performance AlumN/A2.20/1.81
4.375
N/A77/58148/113198/147253/182299/204332/224334/239338/251342/260--
Brodix B1 BS Ported ET Performance AlumN/A2.25/1.81
4.50
8276/59150/108218/145273/173314/198343/219355/238353/253353/265--
Brodix B1 Ported Koffel AlumN/A2.30/1.775N/A------410/275-427/291--
Brodix B1 Ported Modern Cylinder Head AlumN/A2.30/1.78
4.44
N/A78/62150/117199/162259/204319/232357/254389/270405/283419/293421/297-
Manufacturer
Part Number
Port/Vol
Int/Exh
Valve Size Int/Exh Comb. Chamber Vol .100 .200 .300 .400 .500 .600 .700 .800 .900 1.000 Average
Brodix B1 MO Alum300/-2.30/1.7868-151/116220/174277/216325/227364/227396/227----
Brodix B1 MC Alum300/-2.40/1.7868-----------
Brodix B1 MC Ported Koffel AlumN/A2.40/1.78
4.50
N/A99/73183/124270/164339/202388/253409/267429/284443/294449/301--
Brodix B1 MC Ported Modern Cylinder Head AlumN/A2.40/1.81
4.44
N/A80/61168/111222/157283/205341/252382/274409/291414/304418/313421/320-
Brodix B1 PSO Ported Best Machine Alum388/1492.40/1.80
4.44
N/A74/56149/112229/173292/216346/247393/272425/291454/301465/320470/328-
Brodix B1 PSO Ported Best Machine Alum388/1492.40/1.80
4.50
N/A69/57148/117227/177293/221355/252402/275440/291462/308471/320477/330-
Bulldog Performance Stock IntakeN/A2.19/1.817678/67146/126211/170260/195297/213293/226294/236----
Bulldog Performance Max Wedge IntakeN/A2.19/1.817674/67147/126213/170257/195307/213308/226307/236----
Bulldog Performance Ported Brian Stroud268.5/-2.19/1.81
4.50
Pipe
N/A80/53153/112209/157260/188285/218305/245318/265324/282---
Bulldog Performance Dvorak Ported MWN/A2.19/1.81N/A78/51153/98215/138271/168314/192332/215338/232341/244---
Edelbrock Performer RPM 60929, 60189 SF1020 Alum210/702.14/1.8184/8879/70145/126209/160254/188278/206290/217292/223----
Edelbrock Performer RPM 60929 Hughes Out of Box AlumN/A2.14/1.81N/A-147/117209/149247/179268/203275/217278/222----
Manufacturer
Part Number
Port/Vol
Int/Exh
Valve Size Int/Exh Comb. Chamber Vol .100 .200 .300 .400 .500 .600 .700 .800 .900 1.000 Average
Edelbrock Performer RPM 60929 Ported Hughes AlumN/A2.14/1.81N/A-168/115233/157280/194309/219318/223322/228----
Edelbrock Performer RPM IQ52 Out of Box AlumN/A2.14/1.81N/A73/-148/-209/-254/-276/-287/-291/-----
Edelbrock Performer RPM Ported IQ52 AlumN/A-N/A84/-158/-215/-252/-299/-328/-349/-----
Edelbrock Performer RPM VJ Minor Bowl Port Clean Up Alum210/702.14/1.81
4.375
No Pipe
N/A64/51136/102202/146250/179272/196287/205288/213----
Edelbrock Performer RPM CNC Chad Speier AlumN/A2.14/1.81
-
No Pipe
N/A-140/115214/146264/174292/191307/205319/216321/226---
Edelbrock Performer RPM Ported MRL PerformanceN/A2.19/1.81
-
No Pipe
8477/62156/122234/163286/207315/241329/260342/273----
Edelbrock RPM Ported AlumN/A2.14/1.81
-
No Pipe
N/A70/58155/106216/143257/179285/197302/217306/225310/233---
Edelbrock RPM Ported Hughes Stage 3 SF600 AlumN/A2.19/1.81N/A80/82157/108225/160275/196301/224316/236321/248----
Edelbrock Ported Modern Cylinder Head AlumN/A2.14/1.81
4.38
No Pipe
N/A75/75151/126219/166267/197306/218324/231328/239328/245---
Edelbrock Ported Modern Cylinder Head AlumN/A2.14/1.81
4.38
Pipe
N/A75/78151/131219/175267/212306/240324/257328/268328/276---
Edelbrock RPM Xtreme Alum225/1002.20/1.8180-----------
Edelbrock Victor 77929 SF1020 Alum280/1002.20/1.817585/63150/118211/160261/188298/207322/219325/226----
Manufacturer
Part Number
Port/Vol
Int/Exh
Valve Size Int/Exh Comb. Chamber Vol .100 .200 .300 .400 .500 .600 .700 .800 .900 1.000 Average
Edelbrock Victor Hughes Out of Box Alum280/1002.20/1.817569/67146/118220/166264/200308/225323/242319/260----
Edelbrock Victor IQ52 Out of Box AlumN/A2.20/1.81N/A68/-133/-201/-250/-287/-307/-327/-329/----
Edelbrock Victor 77929 CNC Chad Speier V3.3 I-45 E-45 Alum285/1002.25/1.81
4.50
1 7/8" Pipe
55-165/117228/166291/203340/237366/254381/265391/270394/276398/279-
Edelbrock Victor CNC Chad Speier AlumN/A2.25/1.81
-
2" Pipe
N/A-154/114219/166282/209334/241363/264378/280390/288395/290402/290-
Edelbrock Victor Flowtech - Steven Magnotti Intake 3/4" Longer than stock SF110 Alum280/1002.20/1.81
4.25
N/A68/45128/97235/140275/185296/206315/219-----
Edelbrock Victor Alum280/1102.20/1.81N/A-136/112207/155255/192288/216308/225326/226----
Edelbrock Victor Ported Modern Cylinder Head AlumN/A2.20/1.81N/A81/67160/120223/157285/187328/208358/225369/236372/246---
Edelbrock Victor Max Wedge 77949 Intake Port Raised .65 Exhaust Port Raised .25 SF1020 Alum290/1002.20/1.817585/63150/118211/160261/189298/207322/219325/226----
Edelbrock Victor Max Wedge 77949 NPS AlumN/A2.20/1.81
-
No Pipe
N/A67/57129/106191/151246/183280/205300/220321/225329/227---
Edelbrock Victor Max Wedge Brian AlumN/A2.20/1.81
4.35
2 1/8" Pipe
N/A-144/117212/167262/205289/231323/248336/255----
Edelbrock Victor Max Wedge Ported Brian AlumN/A2.20/1.81
4.35
2 1/8" Pipe
N/A-158/133234/184287/223326/251348/270356/284----
Edelbrock Victor Max Wedge Ported Speed-O-Motive AlumN/A2.20/1.81N/A-157/99220/162270/190310/220340/240365/258----
Manufacturer
Part Number
Port/Vol
Int/Exh
Valve Size Int/Exh Comb. Chamber Vol .100 .200 .300 .400 .500 .600 .700 .800 .900 1.000 Average
Edelbrock Victor Max Wedge Ported Hughes Stage 3 Alum313/842.20/1.81N/A78/86165/107231/161287/201326/234341/255358/264----
Edelbrock Victor Max Wedge Ported Hughes Alum333/-2.20/1.81N/A-171/101235/165293/217327/249352/271372/285----
Edelbrock Victor Max Wedge Ported Scott Brown AlumN/A2.25/1.81N/A84/69162/121229/160292/191335/216371/232383/244390/251---
Edelbrock Victor Max Wedge CNCPort AlumN/A2.25/1.81N/A-165/117228/166291/203340/237366/253381/265391/270393/276--
440source Stealth Alum212/722.14/1.8184-----290/220-----
440source Stealth Alum212/722.14/1.81
4.375
No Pipe
N/A64/49140/104208/140239/165256/178265/188267/196----
440source Stealth Alum212/722.14/1.81
-
No Pipe
N/A65/57135/108191/140227/159242/173254/183261/191----
440source Stealth Ported AlumN/A2.14/1.81N/A82/81178/147231/169274/194292/211300/224301/231----
440source Stealth Ported Modern Cylinder Head AlumN/A2.14/1.81
4.38
No Pipe
N/A73/71150/128216/166267/198304/218322/231324/239325/246---
440source Stealth Ported Modern Cylinder Head 440source AlumN/A2.14/1.81
4.38
2" Pipe
N/A75/73157/125220/166266/198299/219315/233321/244325/246---
440source Stealth NPS AlumN/A2.14/1.81
-
No Pipe
N/A65/57133/107196/140240/164259/179265/188267/191----
440source Stealth Ported NPS AlumN/A2.14/1.81
-
No Pipe
N/A74/58133/108195/138249/163278/182290/195292/206----
Manufacturer
Part Number
Port/Vol
Int/Exh
Valve Size Int/Exh Comb. Chamber Vol .100 .200 .300 .400 .500 .600 .700 .800 .900 1.000 Average
Super Stealth Ported IQ52 AlumN/A-N/A74/-153/-216/-267/-309/-344/-352/-----
Indy 440 Torquer260/--75-----298/218-----
Indy 440-SR265/1062.19/1.8175-143/101194/135238/164272/189290/204296/217----
Indy 440-SR Mild Bowl Port Compu-Flow SF1020N/A2.19/1.81N/A69/59134/108195/146244/176279/200285/220292/230----
Indy 440-SR Full Porting295/1222.19/1.81N/A-150/118216/166265/205310/238337/254352/263----
Indy 440-SR Full Porting295/1222.19/1.81N/A-162/121216/166274/205324/239351/260355/263----
Indy 440-SR Ported Scott Brown296/-2.19/1.81
4.375
2" Pipe
N/A76/62160/123220/185273/229313/258336/283344/288347/294---
Indy 440-SR Ported Modern Cylinder Heads310/-2.25/1.81
4.32
No Pipe
N/A76/70150/112215/167273/200316/224343/240358/254358/264---
Indy 440-SR Ported Modern Cylinder Heads310/-2.25/1.81
4.32
Pipe
N/A76/71150/128215/178273/212316/239343/260358/275358/287---
Indy 440-SR Ported Modern Cylinder Heads310/-2.25/1.81
4.50
No Pipe
N/A80/72155/125225/173285/206328/234358/255371/266374/277---
Indy 440-SR Ported Modern Cylinder Heads310/-2.25/1.81
4.50
Pipe
N/A80/74155/132225/182285/220328/251358/274371/290374/305---
Indy 440-SR CNC M2 Race Systems280/-2.19/1.81
4.50
83--217/165275/199317/219336/243349/257357/265---
Manufacturer
Part Number
Port/Vol
Int/Exh
Valve Size Int/Exh Comb. Chamber Vol .100 .200 .300 .400 .500 .600 .700 .800 .900 1.000 Average
Indy 440-EZ270/-2.19/1.81
4.375
75/8063/58135/103201/143253/176287/196303/205310/204----
Indy 440-EZ270/-2.19/1.8175/80-156/98216/129264/158290/178300/199305/215----
Indy 440-EZ Out of Box265/-2.19/1.81N/A71/54121/97190/137240/170280/194306/209310/222----
Indy 440-EZ IQ52 Out of BoxN/A2.19/1.81
-
No Pipe
N/A69/59131/103190/135239/165283/189307/205313/212321/----
Indy 440-EZ1275/-2.19/1.81N/A-160/98220/129270/158295/178310/199327/215----
Indy 440-EZ CNC Bowls295/782.19/1.81
4.375
75/8065/55141/103210/138266/178308/203333/218344/228----
Indy 440-EZ CNC295/782.19/1.81
4.375
78/82-162/110216/176274/176324/196351/211355/225----
Indy 440-EZ CNC VJ Porter Racing Heads295/782.19/1.8178/8275/55155/109223/158279/196319/224346/239350/251----
Indy 440-EZ CNC325/782.19/1.8178--/110-/149-/176-/196-/211370/225----
Indy 440-EZ Ported Modern Cylinder Heads MMM308/--N/A-152/-217/-266/-305/-337/-351/-----
Indy 440-1 Alum310/1102.19/1.81N/A72/58139/112204/159265/196308/226317/244326/257----
Indy 440-1 Alum, 440-C Iron310/1102.19/1.8175-152/101203/135254/164288/189296/204312/217----
Manufacturer
Part Number
Port/Vol
Int/Exh
Valve Size Int/Exh Comb. Chamber Vol .100 .200 .300 .400 .500 .600 .700 .800 .900 1.000 Average
Indy 440-1 Alum, 440-C Iron Full Porting325/1222.19/1.8178-161/132223/177280/218327/248359/267373/279----
Indy 440-1 Alum, 440-C Iron Full Porting345/1222.19/1.8178--229/167288/201339/230363/250378/277380/285---
Indy 440-C Iron Full Porting SMN/A2.19/1.81N/A--215/160280/193325/225344/240362/267362/275---
Indy 440-C Mild Port MRL PerformanceN/A2.19/1.81
4.50
No Pipe
N/A110/85166/147256/189311/226360/255365/270367/279----
Indy 440-1 Out of Box 90's BJR Racing AlumN/A2.19/1.81
-
No Pipe
N/A-157/122224/150264/166282/178285/185282/185----
Indy 440-1 Ported Brian AlumN/A2.19/1.81N/A-155/118237/171296/212342/245365/270-----
Indy 440-1 Ported Dwayne Alum345/--N/A71/56149/113218/165275/204328/238362/260376/273----
Indy 440-1 Ported Modern Cylinder Heads Alum342/-2.25/1.81
-
Pipe
N/A78/67160/127231/176278/210315/243329/270349/285362/297---
Indy 440-1 Ported Modern Cylinder Heads Alum350/-2.25/1.81
4.38
No Pipe
N/A82/71162/120238/166295/200331/228360/251380/267391/----
Indy 440-1 Ported Modern Cylinder Heads Flowed Porter Racing Heads Alum342/-2.25/1.81
-
No Pipe
N/A74/59154/122232/160279/207318/235341/251351/263359/271---
Indy 440-1 Ported R & J AlumN/A2.25/1.81N/A76/58154/117223/170278/209328/245363/270368/287378/301---
Indy 440-1 Ported R & J Modified Alum365/-2.30/1.78N/A80/55164/123236/172284/205342/239374/-390/312396/324400/---
Manufacturer
Part Number
Port/Vol
Int/Exh
Valve Size Int/Exh Comb. Chamber Vol .100 .200 .300 .400 .500 .600 .700 .800 .900 1.000 Average
Indy 440-1 Ported Scott BrownN/A2.25/1.81
4.375
2" Pipe
N/A80/68170/120239/171297/207331/241345/265355/281359/294---
Indy 440-1 Ported N/A2.30/1.78N/A80/55164/122233/169294/206342/237374/274390/304396/324400/334--
Indy 572-13 Full Porting335/1182.30/1.8879-211/163274/208332/243372/272398/292421/304----
Indy 572-13 Billy J Ported Alum365/-2.30/-
4.50
N/A68/-124/-174/-236/-307/-357/-376/-388/----
Indy 572-13 Ported Modern Cylinder Head Alum345/-2.30/1.88
4.44
N/A77/62161/117215/158273/195324/222360/241376/255388/264391/270396/276-
Indy 600-13410/1342.40/1.9470-209/151263/173313/186338/192356/195356/195----
Indy 600-13 Full Porting425/1402.40/1.9470--278/221338/265387/293425/309451/315470/330---
Indy 600-13X Full Porting460/-2.45/1.94---------500/---
NRC Performance Alum380/-2.40/1.85
4.50
No Pipe
52-72------485/330----
NRC Predator AlumN/A2.40/1.85
4.50
No Pipe
N/A81/59143/114216/146278/193338/225388/252428/276445/290442/297454/297-
NRC Predator Bowl Blended AlumN/A2.40/-
4.25
N/A-165/-240/-307/-360/-402/-430/-453/-470/---
NRC Hemi Style CNC Alum450/-2.45/1.85
4.530
No Pipe
N/A73/63132/103191/140253/183315/217366/251418/278459/308493/333520/342-
Manufacturer
Part Number
Port/Vol
Int/Exh
Valve Size Int/Exh Comb. Chamber Vol .100 .200 .300 .400 .500 .600 .700 .800 .900 1.000 Average
Pro Comp Alum265/782.25/1.887271/54146/104208/150251/187274/213287/230296/239295/246---
Pro Comp Out of Box NPS AlumN/A2.25/1.88
4.49
No Pipe
N/A69/54135/107197/149249/179275/197291/211304/217312/217---
Pro Comp CNC AlumN/A2.20/1.81N/A75/55151/118223/168279/215315/251341/276354/292362/303---
Pro Comp Ported Modern Cylinder Heads AlumN/A2.25/1.81
4.38
Pipe
N/A77/73161/112224/158265/191306/210338/228365/238378/251386/254--
World Torquer 440 Alum260/1062.19/1.8175-----------
World Pro 440 Alum310/1102.19/1.8175-----------
Zeeker AlumN/A2.14/1.81N/A-137/119193/147249/186306/228346/252375/264370/269---
 
 
Early HEMI     COPYRIGHT © 2000-2018 Stan Weiss  — World Wide Enterprises 
 
Manufacturer
Part Number
Port/Vol
Int/Exh
Valve Size Int/Exh Comb. Chamber Vol .100 .200 .300 .400 .500 .600 .700 .800 .900 1.000 Average
Chrysler '54 331 Ported Smithberg Racing IronN/A2.20/1.85
4.03
N/A75/58150/117233/165295/202350/227385/243402/261413/266417/273417/--
Chrysler '55 331 1556157 Gene Adams IronN/A1.94/1.75N/A-109/92167/132200/149215/154228/157-----
Chrysler '55 Ported Flowed IQ54 IronN/A2.10/-N/A73/-146/-203/-234/-250/-267/-283/-----
Chrysler '55 IQ54 Bk Valve VJ IronN/A2.10/-N/A68/-144/-211/-251/-280/-299/-306/-----
Chrysler '56 354 1619823 Gene Adams IronN/A1.94/1.75N/A-117/92169/132198/149215/154224/157-----
Chrysler '57 394 1735282 Gene Adams IronN/A2.00/1.75N/A-122/92171/132201/149217/154223/157-----
Chrysler Early Hemi Hot Heads IronN/A2.00/1.75N/A-121/97178/128212/145225/159233/160-----
Chrysler '55 331 Ported Bob McKay IronN/A2.20/1.85N/A-161/97224/131282/161327/193354/215365/244----
Hot Heads Early Hemi AlumN/A2.0625/1.80100-125/121191/159241/176259/185274/191-----
Hot Heads Early Hemi Street Port AlumN/A2.0625/1.80100-125/129200/171261/185287/205313/211-----
Hot Heads Early Hemi Race Port Alum251/1042.125/1.87
4.125
100-157/150237/192303/220341/250367/259-----
Hot Heads Early Hemi Race Port Max AlumN/A-100------416/-----
Manufacturer
Part Number
Port/Vol
Int/Exh
Valve Size Int/Exh Comb. Chamber Vol .100 .200 .300 .400 .500 .600 .700 .800 .900 1.000 Average
Hot Heads Early Hemi Ported Smithberg Racing AlumN/A2.20/1.80
4.03
No Pipe
N/A64/43124/108194/152260/198316/237356/253380/269400/-406/-408/-
@ .95
-
Billet 392 Early Hemi CNC AJPE Alum251/1042.125/1.87
4.125
98-164/140246/185309/220346/252366/265370/270----
 
 
HEMI     COPYRIGHT © 2000-2018 Stan Weiss  — World Wide Enterprises 
 
Manufacturer
Part Number
Port/Vol
Int/Exh
Valve Size Int/Exh Comb. Chamber Vol .100 .200 .300 .400 .500 .600 .700 .800 .900 1.000 1.100 1.200 1.300 Average
Chrysler P/S Hemi Ported ET Performance Alum451/-2.55/1.80
4.625
N/A76/46159/119243/172337/212423/249492/302538/322547/339550/343563/345----
Chrysler Std. Hemi IronN/A2.25/1.94168-----355/213--------
Chrysler Street Hemi VJ Brian IronN/A2.25/1.94
4.35
N/A85/70154/128231/170285/205308/230315/240320/236-------
Chrysler MP Hemi Rich IronN/A2.25/1.94N/A-135/94190/131252/175295/205320/223331/228-------
Chrysler Std. Hemi Barton SSN/A-168-----400/270--------
Chrysler Alum Hemi Ported Ray BartonN/A2.25/1.94N/A78/65167/138253/195319/241373/275423/281441/293441/293------
Chrysler Alum Hemi Ported Modern Cylinder HeadN/A2.25/1.94
4.315
N/A75/68157/133250/198324/240386/272418/266431/254431/250------
Chrysler Std. Hemi Mullin Ported AlumN/A-N/A------390/--------
Chrysler Std. Hemi Ported AlumN/A2.25/1.90N/A80/75165/143241/195304/244338/272361/285381/302-------
Chrysler BJR Racing Old TF 11/32 stem Iron195/-2.25/1.94
-
No Pipe
N/A95/89178/139232/202311/224333/241333/241333/241-------
Chrysler D-5 Hemi AlumN/A2.30/1.94N/A-----367/237--------
AJPE PRO MOD Hemi SF1020 Alum323/1792.40/1.90
4.44
2.5" Pipe
94-162/162273/236353/304412/385445/413462/425474/435488/436-----
Manufacturer
Part Number
Port/Vol
Int/Exh
Valve Size Int/Exh Comb. Chamber Vol .100 .200 .300 .400 .500 .600 .700 .800 .900 1.000 1.100 1.200 1.300 Average
AJPE 5.3 BS PRO MOD Hemi SF1020 Alum486/1922.65/1.925
4.75
2.5" Pipe
N/A-161/141276/219369/289459/394534/421583/437602/447615/452624/456----
AJPE 5.3 BS PRO MOD Hemi Darin Morgan AlumN/A2.725/2.10
-
No Pipe
N/A-180/125262/182344/228434/274527/319601/352659/374693/393708/403725/413735/418739/422-
AJPE A-Fuel Hemi SF1020 Alum284/1792.40/1.90
4.44
2.5" Pipe
94-165/160272/230349/306416/385450/413463/425473/431478/435-----
AJPE TAD-TAFC Hemi SF1020 Alum326/1792.45/1.90
4.44
2.5" Pipe
94-159/162269/236355/304425/385465/413484/425494/435503/436-----
AJPE TF-FC Nostalgia Hemi SF1020 Alum256/1102.375/1.925
4.17
2.5" Pipe
176-155/145225/216307/290377/350436/368468/373476/373------
AJPE TF-FC Nostalgia Hemi SF1020 Alum256/1102.375/1.925
4.187
2.5" Pipe
176-165/155272/251349/321416/362450/379463/388473/395------
AJPE Billet Stage II Hemi AlumN/A2.40/1.95
4.19
2.75" Pipe
176-152/138214/203293/270364/335440/387494/390518/391------
AJPE Billet Stage III Hemi AlumN/A2.40/1.95
4.19
2.75" Pipe
176-149/145221/198303/260397/324475/373534/397559/410------
AJPE Billet Stage IV Hemi AlumN/A2.40/1.95
4.19
2.75" Pipe
197.5-152/131214/200293/269364/349440/382494/392518/400------
AJPE Billet Stage V Hemi AlumN/A2.45/1.925
4.19
2.75" Pipe
197.5-143/130216/206297/260375/328455/367517/390546/407------
AJPE Billet Stage VI Hemi SF1020 Alum333/1492.45/1.925
4.187
2.75" Pipe
200-145/133221/202296/262374/326450/377510/407540/419------
AJPE Billet Stage VII Hemi SF1020 Alum340/1492.47/1.925
4.187
2.75" Pipe
200-147/133237/189312/249390/308467/354528/386570/404------
Manufacturer
Part Number
Port/Vol
Int/Exh
Valve Size Int/Exh Comb. Chamber Vol .100 .200 .300 .400 .500 .600 .700 .800 .900 1.000 1.100 1.200 1.300 Average
Canfield Hemi Alum200/1002.30/1.94169--------------
Canfield Hemi Ported Modern Cylinder Heads Alum200/1002.25/1.94
4.32
16980/71177/132266/190345/228398/257426/250430/247434/245------
Dart Hemi AlumN/A2.25/1.94
4.315
N/A68/66147/136225/216302/254372/281406/294417/301422/304423/304-----
Edelbrock Victor Jr CNC Hemi Hughes Alum245/1052.32/1.94
-
Pipe
17077/70149/151227/207304/250373/287414/290430/291-------
Edelbrock Hemi Ported Modern Cylinder Heads AlumN/A2.25/1.94
4.32
No Pipe
N/A79/66165/136263/197333/238396/262431/261451/261459/261------
Indy 426-1 Legends Meaux Racing SF600N/A2.25/1.94
4.28
No Pipe
N/A-131/133201/188267/222324/235356/230371/226380/223384/222384/222----
Indy 426-1 Legends Meaux Racing redo SF600N/A2.25/1.94
4.28
No Pipe
N/A-126/115197/173263/217328/253371/267390/260399/256402/253404/250----
Indy 426-1243/1032.25/1.94170--147/137212/173274/191320/195338/198351/198------
Indy 426-1R243/1172.25/1.94170--147/137212/173274/191320/195338/198351/198------
Indy 426-1 Full Porting285/1232.25/1.94170--150/140221/191288/233360/252416/258454/264------
Indy 426-1RA Full Porting251/1172.40/1.94170--220/167295/212355/257380/285420/322464/331------
Indy 426-1RA CNC295/1442.40/1.94N/A---334/233414/269468/301495/317507/324510/330-----
Manufacturer
Part Number
Port/Vol
Int/Exh
Valve Size Int/Exh Comb. Chamber Vol .100 .200 .300 .400 .500 .600 .700 .800 .900 1.000 1.100 1.200 1.300 Average
Indy 426-1RA6 Full Porting325/1302.40/1.94166--248/189329/243380/288429/318485/335489/356------
Indy 426-1RA6 CNC335/1512.40/1.94----345/250429/294490/331515/349532/360535/365-----
Indy 426-Billet Full Porting330/1552.40/1.94166---345/250429/294490/331515/349532/360535/365-----
Indy 426-Billet Full Porting360/1552.40/1.94166--282/205345/258405/304458/345490/369515/390------
Stage V Hemi Replacement Rich AlumN/A2.25/1.94N/A-147/118233/175299/221350/250370/285390/273-------
Stage V Hemi Replacement Ported Modern Cylinder Heads AlumN/A2.25/1.94
4.32
No Pipe
N/A78/64164/141264/178339/215384/245411/264430/276443/287------
Stage V Hemi Replacement Ported Modern Cylinder Heads AlumN/A2.25/1.94
4.32
No Pipe
N/A79/69162/146257/178342/208396/239422/259441/269451/274456/279-----
Stage V Hemi Replacement Ported For Hemis Only SF600 Alum241/1182.30/1.90
4.50
No Pipe
16875/61159/135248/187315/230384/258435/279467/295471/301------
Stage V Hemi Replacement Ported AlumN/A2.375/1.90N/A-175/137239/188314/242380/273434/296463/304482/318------
Stage V Hemi Ported For Hemis Only Raised Exhaust Port 21.5 Deg Angle SF600 AlumN/A2.40/1.90
4.50
No Pipe
173--263/174347/225417/269471/302505/314519/319523/322-----
Stage V Hemi AlumN/A2.25/1.94
4.315
N/A--235/180311/200347/207359/210364/212367/214369/214-----
Stage V Hemi Al Alguire AlumN/A2.25/1.94N/A-155/139245/192325/239358/275379/300397/310412/-------
Manufacturer
Part Number
Port/Vol
Int/Exh
Valve Size Int/Exh Comb. Chamber Vol .100 .200 .300 .400 .500 .600 .700 .800 .900 1.000 1.100 1.200 1.300 Average
Stage V Hemi Minor Clean Up Brian AlumN/A2.25/1.94
4.35
N/A-158/146243/204307/240354/264375/279382/285-------
Stage V Hemi Ported Ray Barton AlumN/A-
4.50
N/A-------550/-------
Stage V Hemi Conversion Bowl Blend AlumN/A2.25/1.94N/A------330/250-------
Stage V Hemi Conversion Street Port AlumN/A2.20/1.90N/A------414/317-------
Stage V Hemi Millenium Ported Speed-O-Motive AlumN/A2.42/1.90143-176/149270/210338/268405/315449/339490/359520/-532/------
Stage V Hemi Millenium Ported Modern Cylinder Heads AlumN/A2.40/1.90
4.50
Pipe
N/A86/68171/144268/185351/228412/272466/298502/319522/327537/331-----
Stage V Hemi Millenium Ported For Hemis Only Port SF600 AlumN/A2.45/1.95
-
No Pipe
N/A77/51154/125237/184320/220399/256474/302528/334558/343581/349588/-----
Stage V Hemi M2000 Ported For Hemis Only Port SF600 Standard AlumN/A2.45/1.95
-
No Pipe
N/A74/53164/116237/167313/210391/256463/329520/340555/347576/348584/-----
Stage V Hemi M2000 Ported For Hemis Only Port SF600 Custom AlumN/A2.55/1.95
-
No Pipe
N/A66/53148/127228/190309/228387/266470/309540/336595/358631/365654/370----


Citroen     COPYRIGHT © 2000-2018 Stan Weiss  — World Wide Enterprises
Manufacturer
Part Number
Port/Vol
Int/Exh
Valve Size Int/Exh Combust. Chamber Vol .050 .100 .150 .200 .250 .300 .350 .400 .450 .500 Average
16V CNC Heads UKN/A1.133/1.077
100mm
No Pipe
N/A33/-73/62108/-131/116150/-164/125172/-174/128175/-175/129-
16V Ported CNC Heads UKN/A1.133/1.077
100mm
No Pipe
N/A35/-72/66105/-137/134163/-176/145182/-189/157194/-198/158-


Cummins     COPYRIGHT © 2000-2018 Stan Weiss  — World Wide Enterprises
Manufacturer
Part Number
Port/Vol
Int/Exh
Valve Size Int/Exh Combust. Chamber Vol .0787" (2mm) .1575" (4mm) .2362" (6mm) .3150" (8mm) .3937" (10mm) .4724" (12mm) .5512" (14mm) Average
2V B Series DieselN/A-N/A51.1/-91.1/-132.7/-147/-160.7/-169.4/-172/--
 
 
Dodge     COPYRIGHT © 2000-2018 Stan Weiss  — World Wide Enterprises 
 
Manufacturer
Part Number
Port/Vol
Int/Exh
Valve Size Int/Exh Combust. Chamber Vol .100 .200 .300 .400 .500 .600 .700 Average
12V DieselN/A-N/A---145/153----
12V Diesel Ported Stage 1 Piers Diesel ResearchN/A-N/A---154/168----
12V Diesel Ported Stage 2 Piers Diesel ResearchN/A-N/A---163/183----
12V Diesel Ported Stage 3 Piers Diesel ResearchN/A-N/A---172/194----
24V DieselN/A-N/A---161/173----
24V Diesel Ported Stage 1 Piers Diesel ResearchN/A-N/A---181/196----
24V Diesel Ported Stage 2 Piers Diesel ResearchN/A-N/A---181/205----


Ferrari     COPYRIGHT © 2000-2018 Stan Weiss  — World Wide Enterprises
Manufacturer
Part Number
Port/Vol
Int/Exh
Valve Size Int/Exh Combust. Chamber Vol .050 .100 .150 .200 .250 .300 .350 .400 .450 .500 .550 .600 .650 .700 Average
QVN/A-N/A-60/--108/-134/-144/-149/-154/-158/-------
250 GT 3 Port CAROBU Engineering LLCN/A1.42/1.235
-
No Pipe
N/A35/2858/4980/6598/79114/94119/104121/111122/113122/113------
250 GT 2v Early CAROBU Engineering LLCN/A1.415/1.23
-
No Pipe
N/A26/2156/4984/67104/88130/102147/112150/118150/123151/126151/129-----
250 GT 2v Late '62 6 Port CAROBU Engineering LLCN/A1.495/1.275
-
No Pipe
N/A24/2047/4167/5789/68109/79123/92124/103125/103126/107125/111125/113----
308 QVN/A29mm/-N/A------147/---------
308 QV PortedN/A29mm/-N/A------164/---------
308 QV CAROBU Engineering LLCN/A1.14/1.025
3.53
No Pipe
N/A39/2875/57116/90147/118166/137178/147180/152180/155181/157182/165182/166183/166---
308 GTB CAROBU Engineering LLC PortedN/A-N/A26/2253/4982/75107/99127/114141/124152/132159/141166/146170/153170/157----
355 V8 Factory Modified Sabre Heads SF110N/A26.5mm/ 28.45mm
86mm
No Pipe
N/A44/2887/58127/89164/114192/128204/138213/147219/152224/156227/157229/162----
355 V8 Ported Sabre Heads SF110N/A27.5mm/ 30mm
86mm
No Pipe
N/A48/3695/76139/112178/140203/162218/174228/183232/189235/192238/196-----
360 GT CAROBU Engineering LLCN/A1.055/1.12
3.69
No Pipe
N/A48/31100/70150/118189/156217/186232/189240/192243/194245/194------
365 GTB/4N/A42mm/ 38mmN/A-59/48-47-114/98-86130/113-95139/119-98145/127-102148/135-105150/-------
Manufacturer
Part Number
Port/Vol
Int/Exh
Valve Size Int/Exh Combust. Chamber Vol .050 .100 .150 .200 .250 .300 .350 .400 .450 .500 .550 .600 .650 .700 Average
365 GTB/4 CAROBU Engineering LLCN/A1.655/1.475
-
No Pipe
N/A25/2254/3688/62120/79146/98158/109162/119164/128165/132165/141-----
365 GTB/4 CAROBU Engineering LLC Ported IntakeN/A-N/A------168/128--------
412iN/A-N/A------127/---------
412i CAROBU Engineering LLC Ported N/A-N/A-59/47-114/87130/-139/-145/-148/-150/-150/------
512 BB CAROBU Engineering LLCN/A1.67/1.445
3.53
No Pipe
N/A33/2657/5387/73114/99137/110152/120162/127165/132168/137172/142174/147175/151176/153-/156-
2167399 F17 DX Bill Jones Flowed CNCN/A1.337/1.147
3.59
No Pipe
N/A43/3887/68129/119164/148185/155200/166209/173214/176-------


Fiat     COPYRIGHT © 2000-2018 Stan Weiss  — World Wide Enterprises
Manufacturer
Part Number
Port/Vol
Int/Exh
Valve Size Int/Exh Combust. Chamber Vol .100 .150 .200 .250 .300 .350 .400 .500 .600 Average
X1/9 1500 Burgess - Gollan SOHCN/A36mm/-N/A35/-55/-73/-85/-90/-91/-92/----
X1/9 1500 Ported Burgess - Gollan SOHCN/A36mm/-N/A40/-63/-85/-98/-107/-112/-115/----
X1/9 1500 Ported Steve C SOHCN/A37.5mm/-N/A43/-73/-91/-110/-115/-120/-125/----
X1/9 SOHCN/A37.2mm/-N/A38/-55/-70/-87/-95/-105/-109/----
X1/9 SOHCN/A37mm/-N/A------108/----
Twin-Cam 8-ValveN/A-N/A44/--93/--126/--133/-139/---
Twin-Cam 8-Valve PortedN/A-N/A47/--95/--134/--154/-169/---
2.0 16vN/A34.5mm/ 28.5mmN/A-------223/---
 
 
_Fiat     COPYRIGHT © 2000-2018 Stan Weiss  — World Wide Enterprises 
 
Manufacturer
Part Number
Port/Vol
Int/Exh
Valve Size Int/Exh Comb. Chamber Vol 1mm 2mm 3mm 4mm 5mm 6mm 7mm 8mm 9mm 10mm 11mm 12mm 13mm 14mm Average
Uno 1.3l Morgo SystemsN/A36mm/ 33mm
-
Pipe
N/A26/2138/4157/4877/6187/7496/83102/91103/98105/104105/109106/112106/115107/117--
Uno 1.3l Ported Morgo SystemsN/A36mm/ 33mm
-
Pipe
N/A23/1839/3956/5271/6487/78101/87113/96122/104125/110128/116130/118131/119132/121--


Ford     COPYRIGHT © 2000-2018 Stan Weiss  — World Wide Enterprises
Manufacturer
Part Number
Port/Vol
Int/Exh
Valve Size Int/Exh Combust. Chamber Vol .100 .150 .200 .250 .300 .350 .400 .450 .500 .600 .650 .700 Average
Ford Y ECZ-G IronN/A1.927/1.51N/A62/5190/72116/87133/94147/102158/109166/114170/119171/123----
Ford Y ECZ-G Ported Ford-Y-Block Street IronN/A1.94/1.60N/A64/5796/75122/94148/113165/126181/132193/143207/150215/152----
Ford Y ECZ-G Ported Ford-Y-Block Performance IronN/A2.02/1.60N/A69/64100/89129/108156/129177/141196/154212/161218/169227/177----
Ford Y '57 G Ported Joe Craine Street / Strip IronN/A2.00/1.60N/A61/55-124/109-171/133-205/160217/166226/171234/180---
Lincoln Y ECU-E R & R performance IronN/A2.00/1.635
4.00
N/A66/50-118/91-174/116-200/127-221/135----
Lincoln Y ECU-E Ported R & R Performance IronN/A2.055/1.66
4.00
N/A70/59-143/119-198/139-230/173-242/192255/203---
Lincoln Y ECU-E Ported Abbot Stage 4 IronN/A2.055/1.66N/A71/58-145/118-197/140-225/176-236/192246/205---
Lincoln Y ECU-E Ported Abbot Stage 5 Iron199/-2.055/1.667772/59-146/120-204/142-229/178-239/195254/209---
Lincoln 430 575 R & R Performance IronN/A2.14/1.78
4.25
N/A69/50-128/97-177/132-209/153-234/179247/192251/196
@ .700
--
Lincoln 430 B9VE Street / Strip Port Les Schmader IronN/A2.14/1.78N/A--173/124-217/167-251/186-277/200287/208---
Lincoln 462 '67 C6VE Joe Craine IronN/A2.19/1.88
-
No Pipe
N/A--------249/180----
Lincoln 462 '67 C6VE Ported Joe Craine IronN/A2.19/1.88
-
No Pipe
N/A66/63-143/127-218/190-278/199292/-298/201----
Manufacturer
Part Number
Port/Vol
Int/Exh
Valve Size Int/Exh Combust. Chamber Vol .100 .150 .200 .250 .300 .350 .400 .450 .500 .600 .650 .700 Average
Ford 1.6 Pinto PortedN/A44mm/38mmN/A54/43-112/75-160/98-174/119-180/134186/144---
Ford 2.0 Pinto Early Carb Dave BakerN/A42mm/-N/A55/--96/--123/--135/--144/-----
Ford 2.0 Pinto Injected Dave BakerN/A42mm/-N/A49/--94/--133/--148/--156/-----
Ford 2.0 Pinto Ported Dave BakerN/A45.6mm/-N/A60/--117/--154/--181/--200/-----
Ford 2.0 (SOHC English) Pinto Ported Kelford CamsN/A1.75/1.48N/A58/54-116/93-161/124-175/135-184/139191/143---
Ford Pinto CNC Heads UKN/A1.79/1.496
100mm
No Pipe
N/A60/4490/-117/84129/-142/105151/-156/114159/-162/117----
Ford Pinto Ported CNC Heads UKN/A1.79/1.496
100mm
No Pipe
N/A64/4897/-127/90155/-178/117198/-201/131207/-212/142----
Ford 2.5 CNC Heads UKN/A1.179/1.0195
100mm
No Pipe
N/A74/60114/-148/144172/-184/176192/-199/174201/-199/175----
Ford 2.5 Ported CNC Heads UKN/A1.22/1.062
100mm
No Pipe
N/A71/71108/-145/163179/-200/209215/-225/215229/-232/219----
Ford 2.0 Duratec CNC Heads UKN/A1.319/1.78
100mm
No Pipe
N/A87/64130/-174/129211/-234/151243/-247/169248/-250/171----
Ford 2.0 Duratec Ported CNC Heads UKN/A1.319/1.78
100mm
No Pipe
N/A87/77128/-173/158214/-247/207272/-291/224302/-307/231----
Ford '06 2.0-2.3 Duratec Sabre Heads SF110N/A35mm/30mm
-
No Pipe
N/A85/66125/99163/128193/144211/151219/155224/158225/160226/161----
Manufacturer
Part Number
Port/Vol
Int/Exh
Valve Size Int/Exh Combust. Chamber Vol .100 .150 .200 .250 .300 .350 .400 .450 .500 .600 .650 .700 Average
Ford '06 2.0-2.3 Duratec Ported Sabre Heads SF110N/A35mm/30mm
-
No Pipe
N/A84/83124/121163/144199/157227/162238/168246/170249/175253/176----
Ford '95 16v RS2000 Sabre Heads SF110N/A33.5mm/ 30mm
86mm
No Pipe
N/A83/67123/102157/132179/155188/165194/176200/183201/185204/188----
Ford '95 16v RS2000 Ported Sabre Heads SF110N/A33.5mm/ 30mm
86mm
No Pipe
N/A79/75119/111163/144196/164217/184274/192230/199232/202233/206----
Ford 2.3 IronN/A1.74/1.50N/A58/42-108/81-141/112-149/132-149/142----
Ford 2.3 DP Ported Brian IronN/A1.74/1.50N/A54/48-115/90-156/113-179/129-187/137----
Ford 2.3 SVO PortedN/A1.74/1.50N/A------202/156------
Ford 2.3 SVO TurboN/A1.74/1.50N/A65/62-99/88-131/109-157/128-173/140----
Ford 2.3 SVO Turbo Ported PowerHeadsN/A1.89/1.59N/A73/72-115/103-153/126-189/151-214/175----
Ford 2.3 Esslinger AlumN/A1.89/1.59N/A65/51-116/101-162/134-201/154-228/172241/183247/192--
Ford 2.3 Esslinger D AlumN/A1.89/1.59
-
No Pipe
N/A54/48-113/87-171/120-215/143-242/160253/174-260/182-
Ford 2.3 ARCA BOPORT Racing HeadsN/A-
3.92
N/A61/-122/-150/-176/-198/-219/-236/--252/-275/-290/---
Ford 3.0 Essex v6N/A-N/A42/--81/--100/--107/--110/-----
Manufacturer
Part Number
Port/Vol
Int/Exh
Valve Size Int/Exh Combust. Chamber Vol .100 .150 .200 .250 .300 .350 .400 .450 .500 .600 .650 .700 Average
Ford 3.0 Essex v6 PortedN/A-N/A46/--95/--131/--152/--161/-----
Ford 4.0 Ported Super Six Motorsports Stage 2N/A1.81/1.54N/A--------206/160----
Ford 4.0 Ported Super Six Motorsports Stage 2+N/A1.83/1.56N/A--------226/176----
Ford 4.0 Ported Super Six Motorsports Stage 3N/A1.90/1.56N/A--------236/176----
Ford ZTEK CNC Heads UKN/A31.5mm/ 27.5mmN/A85/64129/-171/129198/-208/151216/-222/170225/-227/171----
Ford ZTEK Ported CNC Heads UKN/A35mm/ 30mmN/A85/69129/-172/153206/-233/192247/-256/203262/-265/211----
Focus ZetecN/A32mm/ 28mmN/A79/68-144/126-175/148-184/155------
Focus Zetec Alaniz Cyl HeadsN/A33mm/ 29mmN/A74/68-144/114-173/132-182/139-186/139----
Focus Zetec ZX3P 2.0l '00-04 Ported AlumN/A33mm/ 30mm47.781/75119/109154/145181/168193/186205/188214/193220/195-----
Focus Zetec Ported CFM Stage IIN/A33mm/ 29mmN/A86/94-161/173-203/200-218/209------
FocusSport Cosworth Zetec FocusN/A-N/A--------222/175----
Ford Cosworth YBT CNC Heads UKN/A1.3/1.1
100mm
No Pipe
N/A92/89137/-168/146182/-192/152199/-202/158204/-204/160----
Manufacturer
Part Number
Port/Vol
Int/Exh
Valve Size Int/Exh Combust. Chamber Vol .100 .150 .200 .250 .300 .350 .400 .450 .500 .600 .650 .700 Average
Ford Cosworth YB1 CNC Heads UKN/A1.37/1.22
100mm
No Pipe
N/A93/78141/-188/157219/-236/196251/-260/197263/-265/197----
Ford Cosworth YB3BV CNC Heads UKN/A1.37/1.22
100mm
No Pipe
N/A99/93148/-197/188236/-265/207292/-308/222316/-320/223----
Ford Fiesta Puma 1.7 CNC Heads UKN/A1.179/1.0195
100mm
No Pipe
N/A79/65120/-151/125170/-185/149193/-197/153199/-201/153----
Ford Fiesta Puma 1.7 Ported CNC Heads UKN/A1.179/1.0195
100mm
No Pipe
N/A76/70116/-158/157188/-207/185221/-229/193231/-230/199----
Ford CVH CNC Heads UKN/A1.6495/1.4845
100mm
No Pipe
N/A51/4675/-98/92116/-133/119144/-152/125156/-160/128----
Ford CVH Ported CNC Heads UKN/A1.6495/1.4845
100mm
No Pipe
N/A58/4888/-117/99144/-164/129178/-189/159197/-201/174----
Ford X2 Crossflow CNC Heads UKN/A1.501/1.238
3.16
No Pipe
N/A48/3572/-95/64109/-120/80122/-124/87124/-126/89----
Ford X2 Crossflow Ported CNC Heads UKN/A1.545/1.322
3.16
No Pipe
N/A48/4374/-98/81120/-137/106149/-154/114154/-156/120----
Ford XFLOW Ported CNC Heads UKN/A1.625/1.377
3.16
No Pipe
N/A55/4982/-109/92134/-156/117174/-188/130199/-201/136----
Ford I-6 US IronN/A1.65/1.38N/A45/36-87/68-108/91-119/98-124/103127/105---
Ford I-6 OZ 250 IronN/A1.75/1.50N/A63/36-101/68-133/91-155/98-156/103156/105---
Ford I-6 OZ 250 Ported Classic Inlines IronN/A1.75/1.50N/A54/45-105/76-135/92-163/107-172/119172/126---
Manufacturer
Part Number
Port/Vol
Int/Exh
Valve Size Int/Exh Combust. Chamber Vol .100 .150 .200 .250 .300 .350 .400 .450 .500 .600 .650 .700 Average
Ford I-6 Classic Inlines AlumN/A1.84/1.50N/A52/40-99/79-143/111-180/144-201/164210/174---
Ford I-6 Classic Inlines Ported AlumN/A1.84/1.50N/A55/44-103/87-159/122-196/159-223/179231/184---
World S/R 2.9 v6 Iron180/641.657/1.41958-------------
 
 
_Ford     COPYRIGHT © 2000-2018 Stan Weiss  — World Wide Enterprises 
 
Manufacturer
Part Number
Port/Vol
Int/Exh
Valve Size Int/Exh Combust. Chamber Vol 2mm 4mm 6mm 8mm 10mm 11mm 12mm 13mm 14mm 16mm 18mm Average
Ford Cosworth YB MORGO SystemsN/A35mm/31mm
-
Pipe
N/A66/-124/-150/-163/-171/-173/-175/-176/-----
Ford Cosworth YB Ported MORGO Systems for std camsN/A-N/A64/-129/-178/-201/-208/-210/-210/------
Ford Cosworth YB Ported MORGO Systems for 11 mm lift camsN/A-N/A72/-143/-204/-235/-248/-252/-255/-257/-----
Ford 1.6 OHC Pinto Ported /Andre' Norrback EpoxyN/A42mm/34mm
85mm
No Pipe
N/A38/-76/-110/-139/-152/--154/--154/----
Ford OHC Pinto Ported /Andre' Norrback RallyN/A44.5mm/ 38mm
98mm
No Pipe
N/A46/-91/-135/-166/-185/--195/--202/-202/---
Ford OHC Pinto Ported /Andre' NorrbackN/A46mm/ 38mm
98mm
No Pipe
N/A48/4089/74136/100174/119202/130-215/142-206/144206/146--
Ford OHC Pinto Ported /Andre' NorrbackN/A44mm/ 36mm
98mm
No Pipe
N/A49/-92/-137/-179/-208/--221/--227/-227/---
Ford 2.0 OHC Pinto Ported /Andre' Norrback RallyN/A46mm/36mm
98mm
No Pipe
N/A52/-98/-144/-188/-215/--233/--236/-236/---
Ford OHC Pinto Ported /Andre' NorrbackN/A46mm/-N/A50/-96/-142/-180/-207/--227/--240/-245/-248/--
Pinto Ported /Andre' NorrbackN/A52mm/ 40mm
98mm
No Pipe
N/A53/48101/80148/109189/136229/160-254/176-279/186295/195312/202-
Pinto Ported /Andre' NorrbackN/A52mm/ 40mm
100mm
No Pipe
N/A54/48103/80150/109196/136238/160-267/176-290/186310/195326/202-
Ford CVH MORGO SystemsN/A41.9mm/-N/A39/-69/-97/-119/-128/-133/-136/-139/-----
Manufacturer
Part Number
Port/Vol
Int/Exh
Valve Size Int/Exh Combust. Chamber Vol 2mm 4mm 6mm 8mm 10mm 11mm 12mm 13mm 14mm 16mm 18mm Average
Ford CVH Ported MORGO SystemsN/A41.9mm/-N/A51/-92/-140/-175/-190/-193/-196/-198/-199/----
Ford RS 2000/2300 MORGO SystemsN/A33.5mm/-N/A69/-127/-161/-171/-179/-182/-184/-186/-----
Ford RS 2000/2300 Ported MORGO SystemsN/A33.5mm/-N/A63/-126/-177/-204/-222/-228/-233/-236/-----
 
 
V6 3.5 3.7 EcoBoost     COPYRIGHT © 2000-2018 Stan Weiss  — World Wide Enterprises 
 
Manufacturer
Part Number
Port/Vol
Int/Exh
Valve Size Int/Exh Combust. Chamber Vol .150 .250 .350 .450 .550 .600 .650 .700 .800 .900 Average
Ford Super Six Motorsports With Stock Intake manifoldN/A37mm/31mmN/A122/100189/151235/176257/189262/191------
Ford Ported Super Six Motorsports With Ported Intake manifold204/951.45/1.22N/A136/120237/180279/231302/250317/260------
 
 
V6 3.8     COPYRIGHT © 2000-2018 Stan Weiss  — World Wide Enterprises 
 
Manufacturer
Part Number
Port/Vol
Int/Exh
Valve Size Int/Exh Combust. Chamber Vol .100 .200 .300 .400 .500 .600 .650 .700 .800 .900 Average
Ford 3.8 SC Redline Performance MustangsN/A1.78/1.46N/A----158/106------
Ford 3.8 SC / Single PortN/A1.78/1.46N/A52/4082/71111/95144/113170/123181/127183/129----
Ford 3.8 SC / Single Port Ported Coy MillerN/A1.85/1.625N/A56/50113/103164/144199/187216/201225/208226/206----
Ford 3.8 SC Ported Stiegemeier RacingN/A1.875/1.60N/A-131/120181/166217/206229/212232/215-----
Ford 3.8 SC Ported Super Six Motorsports Stage 2N/A1.78/1.45N/A-----203/154-----
Ford 3.8 SC Ported Super Six Motorsports Stage 2+N/A1.83/1.50N/A-----215/165-----
Ford 3.8 SC Ported Super Six Motorsports Stage 3 88-95N/A1.85/1.55N/A-----228/189-----
Ford 3.8 SC Ported Redline Performance Mustangs 88-95N/A1.84/1.60N/A----210/153------
Ford 3.8 SC Ported Super Six Motorsports Stage 3 96-98N/A1.90/1.56N/A-----240/181-----
Ford 3.8 SC Ported Redline Performance Mustangs 96-98N/A1.86/1.55N/A----210/153------
Ford 3.8 Single Port Ported Matt SF600N/A1.84/1.575
-
No Pipe
N/A86/48168/99216/151251/205279/235294/260305/264312/267---
Ford 3.8 Split Port Ported Slvr 2000N/A1.94/1.55N/A69/59164/104198/142239/173268/201294/224-319/231---
Manufacturer
Part Number
Port/Vol
Int/Exh
Valve Size Int/Exh Combust. Chamber Vol .100 .200 .300 .400 .500 .600 .650 .700 .800 .900 Average
Ford 3.8 Split Port Ported "J"N/A1.94/1.55
-
No Pipe
N/A91/60162/112213/145242/175270/204298/231-----
Ford 3.8/4.2 Split Port Redline Performance MustangsN/A1.86/1.46
-
No Pipe
N/A63/46---199/122------
Ford 3.8/4.2 Split Port Ported Redline Performance MustangsN/A1.94/1.55
-
No Pipe
N/A80/59142/110198/140224/163238/169253/170-----
Ford 3.8/4.2 Ported Super Six Motorsports Stage 2N/A1.86/1.45N/A-----230/150-----
Ford 3.8/4.2 Ported Super Six Motorsports Stage 2+N/A1.90/1.50N/A-----240/160-----
Ford 3.8/4.2 Ported Super Six Motorsports Stage 3N/A1.94/1.56N/A-----260/170-----
 
 
Cleveland     COPYRIGHT © 2000-2018 Stan Weiss  — World Wide Enterprises 
 
Manufacturer
Part Number
Port/Vol
Int/Exh
Valve Size Int/Exh Combust. Chamber Vol .100 .200 .300 .400 .500 .600 .700 .800 .900 1.000 Average
Boss 302 C4V IronN/A2.19/1.67N/A---210/154246/169274/178-----
Boss 302 C4V Mark Workman IronN/A2.19/1.67N/A71/60149/99221/128269/154287/168290/176298/178----
Ford 351 C2V IronN/A2.03/1.67N/A---200/143-199/163-----
Ford 351 C2V IronN/A2.03/1.67N/A---203/145-230/172-----
Ford 351 C4V D1ZE-GA Iron244/1372.19/1.7176-----284/154-----
Ford 351 C4V CHI IronN/A2.19/1.71N/A64/38113/78166/112209/135245/155267/160275/-----
Ford 351 C4V IronN/A2.19/1.71N/A-131/88188/129220/146256/159269/165279/166----
Ford 351 C4V D0AE Closed Chamber Mark Workman IronN/A2.19/1.71N/A72/54145/94212/126270/151299/172302/185304/185----
Ford 351 C4V Hans Ported IronN/A2.19/1.71N/A82/45160/65232/145294/176-------
Ford 351 C4V Glen Ported IronN/A2.19/1.71N/A65/56123/100188/139246/166294/183322/186333/185----
Ford 4V Closed Chamber Dr Js Performance IronN/A2.19/1.70
-
Pipe
N/A70/58135/99195/131247/156282/168289/177290/181290/180---
Ford 4V Closed Chamber Ported Dr Js Performance IronN/A2.25/1.70
-
Pipe
N/A82/68153/110224/149291/180326/198340/211355/225364/228---
Manufacturer
Part Number
Port/Vol
Int/Exh
Valve Size Int/Exh Combust. Chamber Vol .100 .200 .300 .400 .500 .600 .700 .800 .900 1.000 Average
Ford 4V Closed Chamber Ported BH Performance IronN/A-
-
No Pipe
N/A70/64131/107198/145248/169300/192322/200330/-----
Ford 4V Closed Chamber Ported Bullet Cylinder Heads Intake Tongues are fitted Iron259/-2.19/1.716871/58144/109212/153256/180289/207318/218342/225----
Ford Aussie 2V PowerHeads SF600 IronN/A2.04/1.676959/44112/79156/109178/130187/153191/172-----
Ford Aussie 2V Ported PowerHeads SF600 IronN/A2.19/1.716279/75154/109206/156231/180244/200253/209-----
Ford Aussie 2V Ported John Brides IronN/A2.08/1.65N/A73/51158/97225/120240/139246/160------
Ford C302 C302B212/952.15/1.6562------325/-----
Ford C302B Stiegemeyer Racing SF600 Ported217/1122.19/1.65
4.155
No Pipe
N/A81/73157/131223/180266/210306/223331/228325/-----
Ford C302B SVO Ported Bullet Cylinder Heads AlumN/A2.19/1.65N/A75/77144/128210/164260/196298/216326/227348/235----
Ford D302 D302B212/952.15/1.6562------325/-----
Ford 351M/400 D5AE-A2A Matt SF1020 IronN/A2.041/1.654N/A-114/76172/106193/130201/149206/155-----
AFD 2V Alum200/1152.08/1.60N/A-124/105179/140231/164271/176290/185-----
AFD 4V Closed Chamber SF300 Alum235/1152.15/1.65N/A70/55147/108215/151269/185298/205316/216330/221----
Manufacturer
Part Number
Port/Vol
Int/Exh
Valve Size Int/Exh Combust. Chamber Vol .100 .200 .300 .400 .500 .600 .700 .800 .900 1.000 Average
AFD 4V Ported Dr Js Performance AlumN/A2.19/1.70
-
Pipe
N/A78/52150/108216/146277/174318/207331/224348/236362/243---
Avenger XTC 351-C CNC Alum265/902.25/1.7460/7075/65145/111217/138281/165328/214344/233350/247360/260---
Blue Thunder Low-Ex AlumN/A-N/A-------325/210---
Blue Thunder Ported AlumN/A2.10/1.65N/A-------380/265---
Blue Thunder Hi-Ex AlumN/A2.20/1.70N/A-------325/240---
Blue Thunder Ported Hi-Ex AlumN/A2.20/1.71N/A-------395/285---
Blue Thunder Stage 3 Ported Alum220/-2.20/1.71N/A------400/300----
Blue Thunder Comp Ported AlumN/A2.25/1.70
4.155
N/A------423/311----
Blue Thunder Custom Performance Stage IV Ported Hi-Ex AlumN/A2.20/1.71N/A-------410/295---
Blue Thunder Ported Dave Jack AlumN/A2.20/1.70
4.155
No Pipe
52------415/289----
Blue Thunder Ported Chad Speier v3.10 AlumN/A2.15/1.71
4.155
No Pipe
N/A-141/104214/144272/186328/217369/243382/249388/254391/258395/263-
Blue Thunder 3.6 Ported Chad Speier Alum260/-2.15/1.71
-
No Pipe
55-141/104226/144288/180339/196376/244390/258394/265397/268402/270-
Manufacturer
Part Number
Port/Vol
Int/Exh
Valve Size Int/Exh Combust. Chamber Vol .100 .200 .300 .400 .500 .600 .700 .800 .900 1.000 Average
CHI 2V Alum190/-2.07/1.65N/A77/64147/114207/153255/185286/200300/214298/222----
CHI 3V Alum185/-2.08/1.65N/A77/64147/114201/153250/191286/208290/222-----
CHI 3V Alum208/--N/A77/64139/114200/153248/191288/208314/219-----
CHI 3V CNC Alum218/-2.15/1.65N/A64/52124/94179/130234/159282/193314/217334/230350/243---
CHI 3V Ported Kelford Cams Alum218/-2.15/1.65N/A70/57140/112197/168254/194305/209336/224341/234----
CHI 3V Alum225/-2.15/1.65N/A70/64140/114205/153259/191295/208322/219340/228----
CHI 3V Ported Bullet Cylinder Heads Alum237/1212.19/1.716982/60148/110205/152256/209295/224326/245352/252----
CHI 3V CNC Alum260/--N/A78/60150/111210/150270/188315/208340/223360/260370/230---
CHI 3V CNC Darin Morgan (EMC) Alum252.5/-2.18/1.6042-148/-231/-304/-364/-390/-402/-406/-411/---
CHI 4V Alum228/-2.19/1.65N/A76/64145/114-256/185295/200315/214325/222----
3V Ported P. I. Motorsorts Alum213/-2.19/1.7160-149/102210/137257/162298/185317/203321/221----
CHI CNC Dr Js Performance I-50 AlumN/A2.18/-N/A68/-138/-228/-288/-321/-363/-386/-394/-408/-416/--
Manufacturer
Part Number
Port/Vol
Int/Exh
Valve Size Int/Exh Combust. Chamber Vol .100 .200 .300 .400 .500 .600 .700 .800 .900 1.000 Average
CHI Kaase 2.85 C-400 AlumN/A2.19/1.654569/45153/111225/163285/210337/233373/245396/253400/253---
CHI Kaase 3.1 C-400 AlumN/A2.19/1.654568/45149/111228/163294/210348/233381/245397/253400/253---
Edelbrock Performer RPM 61629 SF1020 Alum190/902.05/1.606058/54120/105180/138227/151260/161265/165-----
Edelbrock Performer RPM Alum190/902.05/1.606070/49139/93205/123242/145268/161272/172-----
P I Motorsports 3V Alum213/-2.19/1.7160-149/102210/137257/162298/185318/203-/221----
Pro Comp Alum220/902.19/1.716065/50107/86162/122208/145245/160267/168-----
Pro Comp Ported Speed-O-Motive Alum230/1102.19/1.717465/54141/108200/147247/176285/200318/217335/230342/238---
Pro Comp Ported Dr Js Performance I-52 Alum265/-2.20/1.708079/-161/-231/-295/-339/-373/-395/-404/265406/-409/--
Pro Comp Ported Chad Speier Alum260/-2.15/-N/A-140/-202/-260/-310/-341/-352/-361/----
Pro Comp Ported Chad Speier V2.90 I-45 E-45 Alum250/-2.19/1.71N/A-140/115202/150260/184310/217339/232352/239361/243---
Trick Flow SF600 Alum190/-2.08/1.6062-----280/230-----
Trick Flow Bowl Blended SF600 Alum190/1122.08/1.60
4.03
1 7/8" Pipe
6268/55140/111202/151248/187286/217299/232-----
Manufacturer
Part Number
Port/Vol
Int/Exh
Valve Size Int/Exh Combust. Chamber Vol .100 .200 .300 .400 .500 .600 .700 .800 .900 1.000 Average
Trick Flow CNC TEA Alum225/1152.08/1.60
4.125
1 7/8" Pipe
6068/55146/115223/162282/204313/231336/240339/244----
 
 
Modular     COPYRIGHT © 2000-2018 Stan Weiss  — World Wide Enterprises 
 
Manufacturer
Part Number
Port/Vol
Int/Exh
Valve Size Int/Exh Combust. Chamber Vol .100 .200 .300 .400 .500 .550 .600 .700 .800 .900 Average
2V '92-'98 / NPI146/-44.5mm/ 34mm51----156/116------
'96 Non P.I.N/A-N/A46/-84/-121/-147/-170/-176/------
'96-'98 Non P.I. Ported Steen RacingN/A-N/A-----190/165-----
'96-'98 Non P.I. 4.6L Ported BH PerformanceN/A44.5mm/ 34mm
-
No Pipe
N/A69/58118/87161/142201/169216/186-227/191----
'96-'98 Non P.I. 4.6L Ported RenegadeN/A44.5mm/ 34mmN/A67/62120/97165/137193/152210/164-222/174----
'01 P.I. AlumN/A-N/A54/-98/-135/-156/-166/-168/------
'99 & up P.I. Alum159/-44.5mm/ 36mm42-----163/150-----
'99 & up P.I. FPS AlumN/A44.5mm/ 36mmN/A54/55102/91139/121159/142169/142-165/150176/153---
'99 & up P.I. Ported FPS AlumN/A45.2mm/ 36.8mmN/A57/57109/98157/136180/172204/187-215/194226/209---
'99 & up P.I. Ported Steen Racing Stage 1 AlumN/A-N/A57/52119/94146/102176/149210/170------
'99 & up P.I. Ported Steen Racing Stage 2 AlumN/A-N/A69/68128/104154/102181/163216/181------
'99 & up P.I. Fox Lake 5.0 S/F AlumN/A44.5mm/ 36mmN/A55/5590/86130/121142/143150/150161/153-----
Manufacturer
Part Number
Port/Vol
Int/Exh
Valve Size Int/Exh Combust. Chamber Vol .100 .200 .300 .400 .500 .550 .600 .700 .800 .900 Average
'99 & up P.I. Ported Stage 1 Fox Lake 5.0 S/F AlumN/A44.5mm/ 36mmN/A60/60100/90142/127169/150187/164190/172-----
'99 & up P.I. Ported Stage 2 Fox Lake 5.0 S/F AlumN/A44.5mm/ 36mmN/A61/64103/96151/133179/169205/175220/181-----
'99 & up P.I. 4.6L Ported BH Performance AlumN/A-
-
No Pipe
N/A63/68114/116162/157199/187213/194-222/204----
'99 GT 5.0 S/F AlumN/A44.5mm/ 36mmN/A-111/95150/123170/139179/150180/154181/155----
'99 GT Ported Stage III 5.0 S/F AlumN/A44.5mm/ 36mmN/A-125/101165/129191/147204/160209/164212/166----
4.6L 2V P.I. HRM AlumN/A44.5mm/36mmN/A54/55107/91139/121159/137169/142-175/150----
4.6L 2V P.I. Ported HRM AlumN/A-N/A57/56107/98154/133179/169194/182-203/185----
4.6L 2V P.I. PowerHeads SF600 AlumN/A-N/A63/65112/101148/132172/150178/161180/162182/162----
4.6L 2V P.I. Performance C.A.P.A. Performance AlumN/A46.83mm/ 35.88mm53-----185/148-----
4.6L 2V P.I. Ported C.A.P.A. Performance AlumN/A45mm/ 36mm47------225/205----
4.6L 2V P.I. CNC Livernois Motorsports Stage II AlumN/A45mm/ 36mmN/A------207/195----
4.6L 2V P.I. CNC Livernois Motorsports Stage III AlumN/A45.5mm/ 37mmN/A------225/205----
Manufacturer
Part Number
Port/Vol
Int/Exh
Valve Size Int/Exh Combust. Chamber Vol .100 .200 .300 .400 .500 .550 .600 .700 .800 .900 Average
4.6L 2V P.I. CNC M2 Race Systems Alum187/-45.5mm/ 37mm
3.575
N/A59/49116/91164/124193/148211/163-221/173----
4.6L 2V P.I. Ported PowerHeads SF600 AlumN/A-N/A89/84146/137182/172212/189226/200231/202232/202----
4.6L 2V P.I. Ported Patriot Performance Stage I AlumN/A1.752/1.417
3.552
N/A60/52107/94152/130185/160209/178211/185214/192----
4.6L 2V P.I. Ported RenegadeN/A-N/A64/52116/94162/130192/160213/178-217/185----
4.6L P.I. / 5.4L 2V Ported Patriot Performance Stage II SF1020 Alum180/671.781/1.452
3.552
4664/52116/98162/135192/162213/182217/189218/193----
4.6L P.I. / 5.4L 2V Ported Patriot Performance Stage III Alum180/671.84/1.452
3.552
4668/53121/100169/138203/165219/186227/196233/201----
4.6L P.I. / 5.4L 2V TEA Stage 2 AlumN/A1.78/1.45N/A60/52114/100161/138192/170212/194219/199221/202----
4.6L P.I. / 5.4L 2V TEA Stage 3 AlumN/A1.84/1.45N/A56/55112/100160/139202/167226/188235/196243/204----
5.4L 2V '99-04 LFP Stage II Alum180/671.78/1.454665/51118/99162/135191/165214/184218/188223/196----
Lightning PI Ported collins SF600 AlumN/A44.5mm/ 36mmN/A60/60101/101144/134179/156207/178-220/191----
Lightning PI Ported Smithberg Racing AlumN/A44.5mm/ 36mm
3.625
No Pipe
N/A71/43133/78183/116212/151226/178229/187233/191236/199---
'00 F-150 Dale SF600 AlumN/A44.5mm/ 36mmN/A54/50103/104143/126162/138172/143175/145-----
Manufacturer
Part Number
Port/Vol
Int/Exh
Valve Size Int/Exh Combust. Chamber Vol .100 .200 .300 .400 .500 .550 .600 .700 .800 .900 Average
'00 F-150 Ported Dale SF600 AlumN/A44.5mm/ 36mmN/A61/57111/96153/130186/164212/180218/184220/190----
Motorsport 2V SVON/A-N/A-----215/147-----
Motorsport 2V SVO173/-46.8mm/ 35.8mm53----193/140------
Motorsport 2V SVO173/-46.8mm/ 35.8mm53------206/142----
Motorsport 2V SVO Mild Porting200/-46.8mm/ 35.8mm
3.50
No Pipe
5660/48125/91182/131215/162235/184242/190243/192----
Motorsport 2V SVO Ported Fox LakeN/A46.8mm/ 35.8mm
3.55
N/A72/60143/103195/135214/153238/185248/194257/196----
3V Stock Blow-By Racing AlumN/A33.8mm/ 37.5mmN/A77/53147/98200/120216/138223/148-225/154----
3V Ported Blow-By Racing AlumN/A33.8mm/ 37.5mmN/A75/46162/104228/136274/163284/177-293/190----
3V Stock PowerHeads SF600 AlumN/A33.8mm/ 37.5mmN/A74/71146/119198/145217/170225/190225/193225/196----
3V Ported PowerHeads SF600 AlumN/A33.8mm/ 37.5mmN/A84/81160/128212/169247/195265/212270/218271/226----
3V Stock Fox Lake MMFF AlumN/A33.8mm/ 37.5
3.55
N/A----220/165-228/175----
3V Ported Fox Lake MMFF AlumN/A33.8mm/ 37.5mm
3.55
N/A----256/188-269/203----
Manufacturer
Part Number
Port/Vol
Int/Exh
Valve Size Int/Exh Combust. Chamber Vol .100 .200 .300 .400 .500 .550 .600 .700 .800 .900 Average
3V Ported Fox Lake AlumN/A33.8mm/ 37.5mm
3.55
N/A--221/142249/175264/190-272/204----
3V CNC M2 Race Systems AlumN/A34mm/ 37.5mm
3.575
N/A85/47177/98233/129260/153273/172-283/189----
3V Ported Sutton High Performance AlumN/A33.8mm/ 37.5mmN/A--223/143264/173288/189-298/198----
3V Ported TEA Stage 1 AlumN/A33.8mm/ 37.5mm
-
Pipe
N/A84/51159/108221/153264/182279/209283/216287/223----
3V Ported PSI Performance AlumN/A33.8mm/ 38.5mmN/A129/91172/119235/154248/179263/198272/201281/205----
3V Stock Livernois Motorsports AlumN/A33.8mm/ 37.5mmN/A84/54145/100208/125217/153227/153-227/158----
3V CNC Livernois Motorsports Stage II AlumN/A34mm/ 37.5mmN/A------280/185----
3V CNC Livernois Motorsports AlumN/A35mm/ 38.5mmN/A99/47188/106237/141259/162272/176-282/186----
3V CNC Livernois Motorsports Stage III AlumN/A35mm/ 38.5mm
3.552
N/A131/65219/126268/166285/186291/205-301/215----
3V CNC FORD Motorsports AlumN/A35mm/ 38.5mmN/A------295/200----
3V '05 Stock 5.0 S/F AlumN/A33.8mm/ 37.5mmN/A-146/107208/130229/147235/159237/163238/165----
4V FR500 AlumN/A37mm/ 30mmN/A----233/168------
Manufacturer
Part Number
Port/Vol
Int/Exh
Valve Size Int/Exh Combust. Chamber Vol .100 .200 .300 .400 .500 .550 .600 .700 .800 .900 Average
4V FR500 CNC M2 Race Systems AlumN/A37mm/ 30mm
3.575
N/A99/84182/135251/181294/209318/226-330/234----
4V '93-'98 "B" Stock Gamrace AlumN/A37mm/30mm
3.57
N/A-144/106194/126218/145234/146-230/152----
4V '93-'98 "B" Sportman CNC Gamrace AlumN/A37mm/30mm
3.57
N/A-166/113230/140262/160280/165-277/170----
4V '93-'98 "B" Stage 2 CNC Gamrace AlumN/A37mm/30mm
3.57
N/A-166/119230/153262/189280/204-277/215----
4V '97 Cobra 5.0 S/F AlumN/A37mm/ 30mmN/A-168/141224/162246/167249/168------
4V '99 Cobra 5.0 S/F AlumN/A37mm/ 30mmN/A-170/140220/160237/169243/169------
4V Cobra Stock AlumN/A37mm/ 30mmN/A-----260/201-----
4V Cobra 92-98 "B" 99-02 "C" Ported Fox Lake AlumN/A37mm/ 30mm
3.55
N/A--241/219293/249315/264324/270-----
4V Cobra Ported Fox Lake Stage 3 AlumN/A-N/A------350/300----
4V Cobra M2 Race Systems AlumN/A37mm/ 30mm
3.575
N/A89/67168/121224/160253/179267/182-275/185280/186---
4V Cobra CNC M2 Race Systems Alum219/-37mm/ 30mm
3.575
N/A89/75168/140234/181284/210304/224-321/231325/236---
4V Cobra Stage I Ported TMS AlumN/A-N/A-----290/195-----
Manufacturer
Part Number
Port/Vol
Int/Exh
Valve Size Int/Exh Combust. Chamber Vol .100 .200 .300 .400 .500 .550 .600 .700 .800 .900 Average
4V Cobra Stage II Ported TMS AlumN/A-N/A-----306/202-----
4V Cobra '96-'98 Ported TEA AlumN/A-N/A87/76155/153228/214283/248305/269------
4V Cobra '03-'up Ported TEA AlumN/A-N/A89/73174/149255/209300/243324/263------
4V Navigator Ported Fox Lake SF600 AlumN/A-
3.55
No Pipe
N/A94/88182/158247/204279/225304/236310/238314/242----
4V '03 5.0 S/F AlumN/A37mm/ 30mm
3.57
N/A95/74161/126226/159259/171266/175268/176-----
4.6L 4V '96-'98 Ported Stage 1 C.A.P.A. Performance AlumN/A-N/A----272/172------
4.6L 4V '96-'98 Ported Stage 2 C.A.P.A. Performance AlumN/A-43----287/194------
4.6L 4V '96-'98 Ported Full C.A.P.A. Performance AlumN/A-52----304/241------
4.6L 4V '99-'01 Ported Stage 1 C.A.P.A. Performance AlumN/A-54----257/185------
4.6L 4V '99-'01 Ported Stage 2 C.A.P.A. Performance AlumN/A-54----273/195------
4.6L 4V '99-'01 Ported Full C.A.P.A. Performance AlumN/A-54----288/237------
4.6L 4V '99-up PowerHeads SF600 AlumN/A37mm/ 30mmN/A93/78170/127221/167245/184257/189258/193258/195----
Manufacturer
Part Number
Port/Vol
Int/Exh
Valve Size Int/Exh Combust. Chamber Vol .100 .200 .300 .400 .500 .550 .600 .700 .800 .900 Average
4.6L 4V '99-up Ported PowerHeads SF600 AlumN/A-N/A95/85173/157243/195290/209305/217307/220307/224----
4.6L 4V '99-up Ported TEA AlumN/A-N/A95/85178/165245/225283/247307/255313/259320/260----
4.6L 4V Ported Patriot Performance Stage 1.5 AlumN/A-
3.552
N/A97/75178/136245/187289/214308/225313/230316/233----
5.0L 4V '11 Alum193/-37mm/ 31mmN/A-----------
5.0L 4V '11- Ported TEA AlumN/A37mm/ 31mm
3.70
Pipe
N/A91/82165/160228/206283/219305/228318/231-----
Trick Flow Twisted Wedge 2V SF600 Alum185/931.84/1.4538/4256/43122/96173/135213/164233/175241/177236/180----
Trick Flow Twisted Wedge 2V SF600 Alum185/931.84/1.45
3.564
3858/46124/99176/141218/170241/175-242/183----
Trick Flow Twisted Wedge 2V Alum185/931.84/1.45
3.564
1 3/4" Pipe
N/A58/49125/101175/143224/174250/179-252/188----
Trick Flow Twisted Wedge 2V CNC Alum195/951.90/1.4744-----------
Trick Flow Twisted Wedge 2V Ported HRM AlumN/A1.84/1.45
3.564
N/A71/60139/108195/151238/183268/197-291/206----
Trick Flow Twisted Wedge 2V CNC Chamber TFS-51910001-CNC SF600 Alum185/931.84/1.45
3.562
1 3/4" Pipe
38/4259/57131/107188/151230/188250/204-257/211----
Trick Flow Twisted Wedge 2V Fox Lake SF600 AlumN/A1.84/1.45
3.552
N/A66/60121/102185/141223/179239/197241/201242/203----
Manufacturer
Part Number
Port/Vol
Int/Exh
Valve Size Int/Exh Combust. Chamber Vol .100 .200 .300 .400 .500 .550 .600 .700 .800 .900 Average
Trick Flow Twisted Wedge 2V Ported Fox Lake SF600 AlumN/A1.84/1.45
3.552
N/A67/62124/106189/143227/190255/205263/209271/211----
Trick Flow Twisted Wedge 2V Ported Fox Lake MMFF AlumN/A1.84/1.45
3.552
N/A69/62130/118189/158235/195259/189-269/195----
 
 
Windsor     COPYRIGHT © 2000-2018 Stan Weiss  — World Wide Enterprises 
 
Manufacturer
Part Number
Port/Vol
Int/Exh
Valve Size Int/Exh Combust. Chamber Vol .100 .200 .300 .400 .500 .600 .700 .800 .900 1.000 Average
Ford 289 IronN/A1.78/1.45N/A----165/107------
Ford 289 HiPo IronN/A1.78/1.4553.5--139/98161/113170/121177/125-----
Ford 289-302-5.0 PowerHeads SF600 IronN/A1.78/1.45N/A52/3995/74132/96141/104154/107152/107-----
Ford 289-302-5.0 Ported PowerHeads SF600 IronN/A1.94/1.60N/A64/62122/109174/150202/169215/175219/180-----
Ford 302 '73 CCM IronN/A1.78/1.45
4.03
1 3/4" Pipe
6256/43107/79141/110155/120163/125167/129-----
Ford 302 E7TE Iron127/441.78/1.45N/A52/3995/74132/98143/104159/109------
Ford 302 E7TE Iron CCM127/441.78/1.46N/A59/39109/73142/100148/110150/113------
Ford 302 E7TE Iron MMFFN/A1.78/1.46N/A55/40110/75142/101160/110157/112155/111-----
Ford 302 E7TE Ported Thumper IronN/A1.78/1.46N/A73/54121/104178/135197/150219/155220/160-----
Ford 302 E7TE Ported PowerHeads SF600 IronN/A1.90/1.60N/A63/62124/109189/150213/169217/174------
Ford 302 E7TE Ported McCoy IronN/A-N/A----240/166------
Ford GT-40 E7TZ145/551.84/1.546064/52111/98159/125183/129187/129192/129-----
Manufacturer
Part Number
Port/Vol
Int/Exh
Valve Size Int/Exh Combust. Chamber Vol .100 .200 .300 .400 .500 .600 .700 .800 .900 1.000 Average
Ford GT-40P E7TZ CCM145/551.85/1.466058/45121/88159/112186/125190/127195/128195/128----
Ford GT-40X Iron CCM176/-1.94/1.546457/49110/89162/123193/150215/155230/155-----
Ford GT-40X Ported IronN/A1.94/1.54N/A63/50125/99184/145224/170245/178254/174-----
Ford GT-40X X302 X306 X307 Alum178/621.94/1.5464/58----239/170------
Ford GT-40 Y303 Alum166/541.94/1.545464/52114/98166/128199/136212/134217/------
Ford GT-40 X303 X305 Alum178/621.94/1.5464/5864/60130/112184/143220/163238/173249/175-----
Ford GT-40 Y302 Alum160/531.94/1.54N/A-----------
Ford GT-40 Y302 Y303 (SVO) Ported Gamrace Alum163/-1.94/1.5466-135/110182/145225/166258/182274/189270/193----
Ford Z304 Alum204/852.02/1.606365/56135/113199/172245/200272/213------
Ford Z304 Westech Alum200/-2.02/1.605961/50132/95187/131234/160252/174259/180262/180----
Ford Z304 CNC AlumN/A2.02/1.606369/61149/110225/159278/192314/221------
Ford Z304 Ported ET Performance Alum226/-2.08/1.60
4.03
6876/54147/108221/154273/197300/214314/223326/232----
Manufacturer
Part Number
Port/Vol
Int/Exh
Valve Size Int/Exh Combust. Chamber Vol .100 .200 .300 .400 .500 .600 .700 .800 .900 1.000 Average
Ford Z304 Ported Gamrace Alum220/-2.08/1.6068--205/150260/193295/220312/229318/238----
Ford Z304 Ported Gamrace Alum230/-2.08/1.6068--203/150266/193295/220318/229335/238----
Ford 351 IronN/A1.84/1.5458-----177/142-----
Ford 351 IronN/A1.84/1.5458--152/107171/113181/115189/115-----
Ford 351 PowerHeads SF600 IronN/A1.84/1.54N/A56/3999/74136/96151/104163/107166/109-----
Ford 351 Ported PowerHeads SF600 IronN/A1.94/1.60N/A69/62128/109182/150206/169225/175232/180-----
Ford 351 Ported Darrell Iron160/-2.00/1.585
-
1 3/4" Pipe
59-125/108179/144218/170246/181249/181-----
Ford 351 DOOE IronN/A1.90/1.60
4.00
No Pipe
6069/45111/80153/105183/109183/111183/113-----
Ford N351 Iron195/672.02/1.60
4.04
No Pipe
64-141/97160/127212/142232/161244/169255/172----
Ford N351 Ported Stage 2 Beasley Engineering Iron206/732.02/1.60
4.04
No Pipe
58-137/94165/133221/167257/208278/221296/236----
Ford N351 Ported Full Beasley Engineering Iron219/782.08/1.60
4.04
No Pipe
5887/59155/103203/143251/208287/226305/246309/254----
Ford N351 CNC M2 Race Systems Iron219/-2.08/1.6066--198/122241/175268/208279/220292/227303/232---
Manufacturer
Part Number
Port/Vol
Int/Exh
Valve Size Int/Exh Combust. Chamber Vol .100 .200 .300 .400 .500 .600 .700 .800 .900 1.000 Average
Ford N351 Tri-Mark Iron194/-2.02/1.60N/A61/60120/107173/126210/140230/158235/169236/176----
Ford N351 Ported Tri-Mark Stealth Iron200/-2.02/1.60N/A70/59145/112200/147230/177247/191257/199263/204----
Ford N351 Stock Bill Jones BUT 2.05 IronN/A2.05/1.60
4.03
No Pipe
N/A64/50119/98160/125195/137223/149233/161-----
Ford N351 Ported Bill Jones IronN/A2.05/1.60
4.03
No Pipe
N/A68/54128/102183/154221/181253/195276/206-----
Ford N352 Tri-Mark Iron185/-2.02/1.60N/A61/60120/107173/126210/140230/158235/169236/176----
Ford N352 Ported Tri-Mark Stealth Iron197/-2.02/1.60N/A70/59135/112197/147223/177242/191257/199263/204----
Ford N352 Ported Tri-Mark Super Stealth IronN/A2.02/1.60N/A69/55149/112200/149231/177255/197271/208280/215----
Ford SC1 Ported Bullet Cylinder Heads Small Port VolumeN/A2.18/1.60N/A77/60160/109221/155278/190321/226345/252370/261380/266---
Ford SC1 Ported ET Performance272/-2.18/1.60
4.155
5868/56151/114225/166291/205343/223371/232382/240389/246---
Ford SC1 Head Circle Ported HRDN/A2.18/1.625N/A-157/111232/176297/224342/254383/269398/278413/286---
Ford SC1 Bennett PortedN/A2.20/1.60N/A-------420/290---
Ford SC1 CNC M2 Race Systems273/-2.18/1.60
4.155
6258/50129/105205/155276/209328/237374/249405/253412/261---
Manufacturer
Part Number
Port/Vol
Int/Exh
Valve Size Int/Exh Combust. Chamber Vol .100 .200 .300 .400 .500 .600 .700 .800 .900 1.000 Average
Ford 233 Raised Seat Ported Chapman233/-2.15/1.60
-
No Pipe
5271/53149/114236/152282/190327/228358/238360/251364/255---
Ford Yates/C3L/C3210/1192.10/1.60N/A-----------
Ford Yates/C3L Ported SF600N/A2.10/1.60
4.07
No Pipe
N/A73/54148/112234/152289/206325/225340/243348/258----
Ford Yates/C3L 215 Ported Chapman215/-2.125/1.60
-
No Pipe
5270/53146/114228/152291/190332/228347/238347/251----
Ford Yates/C3L 221 Ported Chapman221/-2.10/1.60
-
No Pipe
6672/53145/110215/162285/202313/228328/239340/247----
Ford Yates/C3L/C3 233 Ported Chapman233/-2.10/1.60
-
No Pipe
50-6075/53143/110220/162286/202310/228328/239337/247----
Ford Yates/C3 239 Ported Alum239/-2.10/1.60
4.06
2 1/4" Pipe
N/A73/54146/104217/145269/179306/206317/229311/244318/268---
Ford Yates/C3L Ported241/-2.15/1.58551-150/102226/151286/200334/226361/240366/245----
Ford Yates/C3L Ported Automotive Specialists242/-2.10/1.6064-154/119226/164276/198322/220341/229345/236----
Ford Yates/C3 Ported Greg GoodN/A2.125/1.625
-
No Pipe
N/A--243/172300/212331/236362/252374/260381/264---
Ford Yates/C3 Cup Head Ported HRDN/A2.16/1.58N/A-145/114224/171291/232339/252364/265379/272----
Ford Yates/C3 Cup HeadN/A-N/A----362/262383/278388/286391/296---
Manufacturer
Part Number
Port/Vol
Int/Exh
Valve Size Int/Exh Combust. Chamber Vol .100 .200 .300 .400 .500 .600 .700 .800 .900 1.000 Average
Ford C35210/1192.10/1.60N/A-----------
Ford C35 Head Ported HRDN/A2.125/1.60N/A-150/115233/153302/225339/250357/266366/274----
Ford C3H PortedN/A2.20/1.60N/A-------400/275---
Ford D3 Head Circle Ported HRDN/A2.16/1.61N/A-161/111246/161315/215346/246381/261395/270404/276---
Ford D3 Head Circle Ported HRDN/A2.18/1.625N/A-149/120243/169310/229355/250386/258401/256410/273---
Ford D3 Head Drag Ported HRD285/-2.20/1.61N/A-149/115238/169311/226350/251383/265405/272418/285430/291--
Ford D3 Head Ported MBE308/1622.20/1.60
-
No Pipe
N/A-140/102224/146305/195370/228412/259442/270449/275451/278453/--
Ford D3 Head Ported MBE I-55 E-55 SF1020324/1622.225/1.57
4.155
No Pipe
N/A-133/99221/147301/192364/220406/240438/261444/270442/275450/280-
Ford D3 Head Ported280/1502.18/1.62548-154/101230/140301/206351/237381/253393/263400/272---
Ford D3 Head PortedN/A2.20/1.60N/A-123/140196/140267/187331/220368/245393/263400/272413/281417/287-
AFR 165 Street SF600 Alum165/691.90/1.60
4.06
1 3/4" Pipe
58-64-123/118186/153225/178243/185250/191-----
AFR 165 Street CCM Alum165/-1.90/1.60N/A60/51123/108176/144210/174232/184232/188235/189----
Manufacturer
Part Number
Port/Vol
Int/Exh
Valve Size Int/Exh Combust. Chamber Vol .100 .200 .300 .400 .500 .600 .700 .800 .900 1.000 Average
AFR 165 #1402 Weingartner Racing AlumN/A1.90/1.60
4.155
N/A57/54113/112171/151216/180236/191238/195244/197247/----
AFR 165 Street Nitrous Exhaust SF600 Alum165/691.90/1.60
4.06
1 3/4" Pipe
58-64-123/129186/171225/199243/211250/218-----
AFR 165 Comp SF600 AlumN/A1.90/1.60
4.06
1 3/4" Pipe
58-129/121186/155228/192242/207254/215-----
AFR 165 CNC SF600 Alum165/-1.90/1.60
4.06
1 3/4" Pipe
55-60-135/122200/163240/192251/208260/215-----
AFR 165 Ported CCM AlumN/A1.90/1.60
4.03
1 3/4" Pipe
N/A59/57127/114189/164225/194245/203252/209-----
AFR 185 Street/Strip SF600 Alum185/692.02/1.60
4.06
1 3/4" Pipe
58-64-129/118189/153234/178267/185277/191-----
AFR 185 Street/Strip Nitrous Exhaust SF600 Alum185/692.02/1.60
4.06
1 3/4" Pipe
58-64-129/129189/171234/199267/211277/218-----
AFR 185 Comp SF600 AlumN/A2.02/1.60
4.06
1 3/4" Pipe
N/A-136/125200/180245/211272/225287/231-----
AFR 185 Comp Ported CCM AlumN/A2.02/1.60
4.03
1 3/4" Pipe
N/A66/59148/113202/162242/199274/215286/222296/227----
AFR 185 CNC SF600 Alum185/702.02/1.60
4.06
1 3/4" Pipe
N/A-142/118200/164255/200285/210297/215-----
AFR 185 Street Ported ET Performance AlumN/A2.02/1.60
4.03
6178/56152/123214/155252/183266/196284/201289/204----
AFR 190 Ported SF600 Alum190/-2.02/1.60
4.060
1 3/4" Pipe
N/A-152/121211/158257/193290/214310/222-----
Manufacturer
Part Number
Port/Vol
Int/Exh
Valve Size Int/Exh Combust. Chamber Vol .100 .200 .300 .400 .500 .600 .700 .800 .900 1.000 Average
AFR 195 CNC SF600 Alum195/702.02/1.60
4.06
1 3/4" Pipe
N/A-152/126208/171260/207287/222308/231-----
AFR 205 Race SF600 Alum205/702.08/1.60
4.125
1 7/8" Pipe
58-141/125201/180251/211291/225306/231310/235----
AFR 205 Race Nitrous Exhaust SF600 Alum205/702.08/1.60
4.125
1 7/8" Pipe
58-141/121201/173251/208291/231306/240310/244----
AFR 205 Ported ET Performance Alum205/-2.08/1.60
4.03
5876/57145/116205/156259/185296/200307/207308/210316/214---
AFR 205 Race SF600 Alum205/702.08/1.60
4.06
1 3/4" Pipe
58-149/126205/170260/210291/227315/231327/234----
AFR 205 Race Nitrous Exhaust SF600 Alum205/732.08/1.60
4.06
1 3/4" Pipe
58-149/121205/173260/208291/231315/240327/244----
AFR 220 CNC SF600220/702.10/1.60
4.125
1 7/8" Pipe
58-69-154/129207/188267/230302/245321/251333/255340/258---
AFR 225 Old Race SF600225/802.08/1.60
4.125
1 7/8" Pipe
60-149/130216/187264/230295/242312/250320/255----
AFR 225 Race SF600225/802.08/1.60
4.125
1 7/8" Pipe
60-143/130211/187260/230289/242317/255325/258----
AFR 225 Out of Box225/802.08/1.6060-147/110205/152257/211287/225299/229312/230----
AFR 225 Ported ET Performance225/-2.08/1.60
4.03
5874/56146/115207/157262/195299/210312/219323/223327/----
Avenger AlumN/A2.02/1.6058-----270/205-----
Manufacturer
Part Number
Port/Vol
Int/Exh
Valve Size Int/Exh Combust. Chamber Vol .100 .200 .300 .400 .500 .600 .700 .800 .900 1.000 Average
Avenger 185 CNC Alum185/802.02/1.6060/7069/59129/118188/153234/178269/189278/195281/210288/228---
Avenger 205 CNC Alum205/802.05/1.6060/7070/61142/124190/162252/200284/218299/225305/230309/235---
Avenger 215 CNC Alum215/802.05/1.6060/7075/61146/106194/162254/200287/216300/226310/235310/235---
Avenger 230 CNC 20 Deg Alum230/822.08/1.6060/7074/68147/125205/178258/215289/227308/235318/245322/245---
Avenger 230 R CNC 20 Deg Alum230/822.08/1.6060/7078/68150/125212/178260/215291/227315/235329/245339/245---
Avenger AK-400 CNC Alum270/-2.15/1.6047/5279/57154/112212/147275/197325/227371/242409/257417/266---
Avenger SX1-SC1 CNC Alum260/1052.15/1.6046/6876/56144/110212/145279/197326/222372/238391/252412/266---
Blue Thunder Alum220/--N/A------360/270----
Blue Thunder Out of Box AlumN/A2.15/1.625N/A84/71160/130236/168293/193332/214361/224-----
Blue Thunder Ported Flatlanders Stage 3 Alum220/2.20/1.71N/A------400/300----
Blue Thunder Ported Flatlanders Comp AlumN/A2.225/1.70
4.155
N/A------423/311----
Blue Thunder 4.3 Ported ET Performance Alum270/-2.18/1.60
4.155
6666/52145/116221/155302/180350/225400/245408/258410/265414/274416/280-
Manufacturer
Part Number
Port/Vol
Int/Exh
Valve Size Int/Exh Combust. Chamber Vol .100 .200 .300 .400 .500 .600 .700 .800 .900 1.000 Average
Blue Thunder 4.3 Ported ET Performance Alum290/-2.20/1.60
4.125
6667/52147/116227/155313/180368/225411/245422/258427/265435/274440/280-
Blue Thunder 4.3 Ported ET Performance Alum300/-2.25/1.60
4.125
6667/52144/104239/138314/165367/186408/234434/250437/260436/274440/280-
Blue Thunder 3.6 Ported ET Performance Alum255/-2.20/1.625
4.155
5574/62145/110209/148271/181321/209351/231362/243370/252---
Blue Thunder Ported CPF SF600 AlumN/A2.26/-
4.125
N/A62/-139/-224/-317/-381/-425/-439/-450/-453/-458/--
Blue Thunder Ported SF600 AlumN/A-
4.155
N/A59/-133/-220/-305/-358/-413/-426/-426/-431/-431/--
Brodix SP FO Alum195/-2.08/1.6067-120/103180/130224/153241/166255/179267/191270/202---
Brodix Track 1 53/119 Alum195/-2.08/1.6068-124/100172/129212/153241/166255/176261/180----
Brodix T1 F Std X SUPR Alum195/-2.08/1.6067-120/103180/130224/159255/179267/191270/202----
Brodix Track 1 X 53/119 Alum195/-2.08/1.6068-124/100172/134212/164241/184255/195261/203----
Brodix Track 1 CNC M2 Race Systems 53/119 Alum211/-2.08/1.60
4.03
76-136/115194/156247/198287/214312/220315/225----
Brodix T1 Std 20 Deg CNC M2 Race Systems 53/119 Alum211/-2.08/1.6068-150/124216/164263/196300/211316/217317/224----
Brodix T1 STS Std 214 20 Deg CNC 53/119 Alum214/-2.08/1.6068-140/119210/161265/190298/203320/212326/220----
Manufacturer
Part Number
Port/Vol
Int/Exh
Valve Size Int/Exh Combust. Chamber Vol .100 .200 .300 .400 .500 .600 .700 .800 .900 1.000 Average
Brodix T1 STS Std 225 20 Deg CNC 53/119 Alum225/-2.08/1.6068-147/119215/161262/190303/203324/212334/220----
Brodix T1 Std 20 Deg Ported Jones Engineering I-45 E-45 Alum218/-2.08/1.6072-126/95185/128239/177282/212306/224313/230319/236---
Brodix ST 5.0 & ST 5.0 R 20 Deg 53/119 Alum171/-1.94/1.6060-130/100186/132225/156237/172241/184-----
Brodix ST 5.0 R 20 Deg CNC M2 Race Systems 53/119 Alum185/-2.02/1.60
4.03
66-145/119208/150245/179272/198277/209281/216----
Brodix ST 5.0 R Ported Chad Speiers V2.50 SF600 53/119 AlumN/A2.08/1.60
4.06
1 7/8" Pipe
68-134/111194/147240/180272/203294/217310/229322/233327/238328/242-
Brodix ST 5.0 R Ported Chad Speiers 53/119 Alum225/-2.10/1.60
4.06
68-138/113199/148238/180276/203303/217321/227327/235333/239337/241-
Brodix ST 5.0 Ported Fox Lake 53/119 Alum187/802.02/1.60
4.03
62--201/147243/192269/211285/219-----
Brodix KC LH F 17 Deg 195 CNC 53/119 Alum195/-2.02/1.6060-154/119219/169260/200287/209294/214300/214----
Brodix KC LH F 17 Deg 210 CNC 53/119 Alum210/-2.08/1.6059-151/113223/166269/200300/217319/222323/222----
Brodix KC 195 S 17 Deg Keith Craft 53/119 Alum195/-2.02/1.60
2" Pipe
59-155/114217/162266/202293/223300/234305/235----
Brodix KC 210 S 17 Deg Keith Craft 53/119 Alum210/-2.08/1.60
2" Pipe
59-146/117211/171261/216297/237322/247328/252325/254---
Brodix Neal BF200 Ported Alum248/-2.125/1.6046-165/110224/151279/201325/231355/244364/253----
Manufacturer
Part Number
Port/Vol
Int/Exh
Valve Size Int/Exh Combust. Chamber Vol .100 .200 .300 .400 .500 .600 .700 .800 .900 1.000 Average
Brodix Neal BF200 Ported Al Neal Alum293/-2.125/1.6046-177/109245/148309/206333/234365/245388/267----
Brodix Neal BF200 Ported TEA Alum318/-2.225/1.60
4.155
Pipe
40-4763/58137/119227/161299/228359/271393/292414/303421/310428/316435/320-
Brodix Neal BF201-202 Ported Alum255/-2.18/1.6046-153/105218/143277/200333/236370/249388/258391/263---
Brodix Neal BF201 Ported Chapman Alum287/1572.18/1.625
-
No Pipe
44.564/52142/107221/164284/208339/236379/242385/251387/254---
Brodix Neal BF202 Alum277/-2.18/1.6049-136/109221/165276/207327/235368/245391/253----
Brodix Neal BF202 used CHW Alum280/1562.18/1.60
-
No Pipe
5766/57139/100193/128245/177290/196311/211331/228352/244---
Brodix Neal BF202 Ported Bennett AlumN/A-N/A-------425/300---
Brodix Neal BF202 Ported TEA Alum260/-2.125/-N/A-------380/----
Brodix Neal BF202 Ported TEA Alum295/--N/A-------400/----
Brodix Neal BF202 Ported TEA Alum311/--N/A70/61145/116227/163304/226365/264398/284420/296432/306---
Brodix Neal BF202 Ported TEA Alum311/-2.20/1.6056-5864/61137/116230/163300/226360/264389/284411/296424/306---
Brodix Neal Bennett PortedN/A-N/A-------420/280---
Manufacturer
Part Number
Port/Vol
Int/Exh
Valve Size Int/Exh Combust. Chamber Vol .100 .200 .300 .400 .500 .600 .700 .800 .900 1.000 Average
Brodix Neal BF300-301 Ported Alum196/-2.125/1.6065-152/122214/166265/195300/213325/220331/225334/228---
Brodix BF301 HRD Ported AlumN/A2.125/1.6065-143/128218/172290/221321/230354/259362/266----
Brodix Neal Ported ET Performance AlumN/A2.10/1.60
4.125
N/A70/53147/110230/164291/205344/232380/250406/261406/269410/275--
Canfield 170 Alum170/-2.02/1.60
-
No Pipe
61-123/89166/123207/148237/174------
Canfield 192 SF600 Alum192/-2.02/1.60
-
No Pipe
54/58/6570/54150/102204/132242/171262/190272/201274/207----
Canfield 193 Out of Box plus VJ SF600 Alum193.7/-2.02/1.60
-
1 3/4" Pipe
N/A78/63157/108209/140251/178268/193280/203283/210----
Canfield 195 VJ SF600 Alum195/-2.02/1.60
4.03
1 3/4" Pipe
54/58/65-150/107203/131243/171263/183272/190276/201281/209---
Canfield 215 Ported TEA Alum215/--N/A66/54144/116219/165261/211281/237300/253310/264----
Canfield Ported Fox Lake AlumN/A2.02/1.6070---277/217--300/230----
Canfield Ported AlumN/A2.02/1.60N/A-133/102191/152243/185276/206288/216300/221----
Canfield Ported Doug AlumN/A2.02/1.60N/A68/61138/118208/167255/198282/211296/224-----
CFE ProKing 10 Deg AlumN/A-N/A--------/255410/---
Manufacturer
Part Number
Port/Vol
Int/Exh
Valve Size Int/Exh Combust. Chamber Vol .100 .200 .300 .400 .500 .600 .700 .800 .900 1.000 Average
Dart '98 Flowtech - Steven Magnotti 3 Angle VJ SF110 Alum197/-2.02/1.60
4.00
No Pipe
N/A61/49120/101164/125199/146218/156242/160254/-----
Dart Windsor Kendrick AutoN/A2.02/1.60N/A75/58127/115175/122214/154235/168247/171250/171----
Dart Windsor Ported Kendrick AutoN/A2.02/1.60N/A79/59149/120184/144238/179267/195295/202301/205----
Dart 180 Iron Eagle180/731.94/1.60
4.03
No Pipe
62-125/112178/139226/152247/159256/161260/163----
Dart 200 Iron Eagle200/732.02/1.60
-
No Pipe
58/62-154/112208/139254/152271/159274/161276/163----
Dart PRO1 170 No Back Cut Alum170/651.94/1.60
4.03
No Pipe
62-137/112200/151240/171251/173261/172-----
Dart PRO1 195 No Back Cut Alum195/752.02/1.60
4.155
No Pipe
62-145/116205/150246/172272/180283/184288/185----
Dart PRO1 210 CNC 20 Deg SF600 Alum210/762.05/1.60
4.03
No Pipe
62-132/108195/151252/187287/203305/208304/212----
Dart PRO1 225 CNC 20 Deg SF600 Alum225/852.08/1.60
4.155
No Pipe
62-136/115201/164259/205300/225323/231325/238----
Dart PRO1 CNC 20 Deg Alum225/872.08/1.60
4.155
No Pipe
62-136/115201/164259/205300/225323/230325/235----
Edelbrock E-Street 5023, 5025 SF1020 Alum170/601.90/1.606065/42121/92174/130216/150242/162249/168-----
Edelbrock E-Street 5023, 5025 SF1020 Alum170/602.02/1.606065/42121/92174/130216/150242/162249/168-----
Manufacturer
Part Number
Port/Vol
Int/Exh
Valve Size Int/Exh Combust. Chamber Vol .100 .200 .300 .400 .500 .600 .700 .800 .900 1.000 Average
Edelbrock E-Street Ported Fox Lake SF600 Alum200/-2.02/1.60
4.03
N/A72/69140/120208/175250/199273/217303/235-----
Edelbrock 6022, 6032 OLD Alum170/601.90/1.606072/57132/104183/142214/163225/170224/174-----
Edelbrock 6025, 6035 OLD Alum170/602.02/1.606070/57128/104183/142219/163229/172226/174-----
Edelbrock Performer 60329, RPM 60299 SF1020 Alum170/601.90/1.60N/A72/57132/104183/142216/159245/170249/174244/175----
Edelbrock Performer 60359, RPM 60259, 60399 Alum170/602.02/1.60N/A70/57128/104183/142219/163251/170255/174246/175----
Edelbrock Performer RPM Ported Fox Lake SF600 Alum200/-2.02/1.60
4.03
6573/65142/118208/159247/204277/221300/230-----
Edelbrock Performer 5.0/5.8l 60289, 60379 SF1020 Alum170/601.90/1.606072/57131/105185/131214/156223/168226/175-----
Edelbrock Performer 5.0/5.8l 60299, 60399 SF1020 Alum170/602.02/1.606070/57130/104185/142219/163229/172226/175-----
Edelbrock/ Glidden 51319 CNC Alum169/681.94/1.576072/60140/115203/165247/192260/203261/207-----
Edelbrock/ Glidden 51309 CNC Alum188/682.02/1.576077/60147/115212/165259/192284/203293/207285/209----
Edelbrock/ Glidden Victor Ported ET Performance Alum300/-2.16/1.57
4.125
5966/50140/114212/153281/186323/220355/244372/256378/267383/273--
Edelbrock/ Glidden Victor Ported Jim Kuntz Alum312/972.18/1.5845--------394/253--
Manufacturer
Part Number
Port/Vol
Int/Exh
Valve Size Int/Exh Combust. Chamber Vol .100 .200 .300 .400 .500 .600 .700 .800 .900 1.000 Average
Edelbrock/ Glidden Victor 15 Deg CNC 61099 Alum280/942.15/1.56
-
No Pipe
6178/55152/110230/182275/216330/230355/238365/242----
Edelbrock/ Glidden Victor 15 Deg CNC Chapman 6109 Alum280/952.15/1.56
-
No Pipe
6172/57144/98211/130266/163313/206343/225364/234368/243---
Edelbrock/ Chapman Victor 15 Deg CNC 61299 Alum276/952.10/1.656170/53141/105212/182273/204315/227343/237355/242----
Edelbrock/ Chapman Victor 15 Deg CNC 6129 Chapman Alum277/952.15/1.6256170/53141/105212/166273/204315/227343/237355/242357/251---
Edelbrock Victor 15 Deg 612969 SF1020 Alum240/802.125/1.6254776/67141/110203/152256/187298/210323/215339/220----
Edelbrock Victor 15 Deg 77219 Alum240/802.125/1.6254776/67141/110203/152256/187298/210323/215339/220----
Edelbrock Victor 15 Deg 7721 Ported Chad Speier AlumN/A2.18/-
4.155
N/A-145/-217/-275/-329/-366/-384/-390/-394/---
Edelbrock Victor 15 Deg 7721 Ported Chad Speier Alum290/-2.18/1.60
4.155
2" Pipe
58-151/111229/164285/207337/237367/255375/266386/272389/275393/278-
Edelbrock Victor 15 Deg 7721 Ported BuschRacing I-45 E-45 AlumN/A2.125/1.625
4.06
N/A--222/185273/223325/249362/262375/270383/278381/285--
Edelbrock Victor Ported Fox Lake Stage 1 Alum281/-2.125/1.62538-62------366/281----
Edelbrock Victor Ported Fox Lake Stage 2 Alum301/-2.20/1.62538-62-------381/281---
Edelbrock Victor Ported Bennett AlumN/A-40/60-------410/285---
Manufacturer
Part Number
Port/Vol
Int/Exh
Valve Size Int/Exh Combust. Chamber Vol .100 .200 .300 .400 .500 .600 .700 .800 .900 1.000 Average
Edelbrock Victor -13 Ported Bennett Alum266/-2.18/1.56N/A70/52148/97225/140277/174324/212366/238378/258388/264392/271--
Edelbrock Victor -13 Ported Bennett AlumN/A2.18/1.5842--------400/272--
Edelbrock Victor -15 Ported Bennett Alum272/-2.18/1.60N/A68/50144/95210/140262/180305/215344/240374/262400/274409/276--
Edelbrock Victor Ported Fox Lake Stage 1 Alum251/-2.125/1.62538/56------351/255----
Edelbrock Victor Ported Fox Lake Stage 2 Alum293/-2.205/1.62538/56-------376/274---
Edelbrock Victor 7721 Ported Gamrace Alum290/-2.18/1.62558--210/165276/215331/240368/255391/265391/270---
Edelbrock Victor 7708 Ported Gamrace Alum310/-2.20/1.6036--223/152288/204337/236365/254382/260397/265400/270--
Edelbrock Victor Ported TEA AlumN/A2.12/1.62N/A75/61149/125231/180274/230313/263345/280359/295----
Edelbrock Victor Ported TEA Alum280/-2.15/1.625N/A71/61147/117224/173278/218320/252358/274365/287----
Edelbrock Victor Ported TEA Alum295/-2.18/1.60N/A66/61136/108216/163278/224333/264380/280390/285----
Edelbrock Victor Ported TEA Alum305/--N/A66/57136/108214/154278/228339/260379/282395/286399/294---
Edelbrock Victor Ported ET Performance AlumN/A2.20/1.60
4.155
5766/49144/100208/161279/212325/243350/265370/271384/273391/275--
Manufacturer
Part Number
Port/Vol
Int/Exh
Valve Size Int/Exh Combust. Chamber Vol .100 .200 .300 .400 .500 .600 .700 .800 .900 1.000 Average
Edelbrock Victor Jr. 20 Deg 77169, 77179, 77189, 77199, SF1020 Alum210/752.05/1.6060/7064/54127/108186/140234/167268/189291/195285/199----
Edelbrock Victor Jr. Alum CCMN/A2.05/1.60N/A66/53127/109186/150233/179266/193276/201276/204----
Edelbrock Victor Jr. Ported Fox Lake Stage 1 Alum210/-2.055/1.6060/70-----280/220-----
Edelbrock Victor Jr. Ported Fox Lake Stage 2 Alum215/-2.055/1.6065------308/230----
Edelbrock Victor Jr. Ported Fox Lake Stage 3 OLD Alum223/-2.055/1.60N/A------320/240----
Edelbrock Victor Jr. Ported Fox Lake Stage 3 Alum230/-2.08/1.62565/75------332/255----
Edelbrock Victor Jr. Gamrace AlumN/A2.05/1.60N/A--182/145225/166258/182274/189270/103----
Edelbrock Victor Jr. CNC Chambers Gamrace Stage 1 Alum217/-2.08/1.6064--198/165253/190290/210306/220306/225----
Edelbrock Victor Jr. CNC Race Gamrace Stage 1 Alum232/-2.08/1.6066--208/160263/195300/224321/238327/244332/247---
Edelbrock Victor Jr. Ported Modern Cylinder Heads AlumN/A2.055/1.60N/A------329/249----
Edelbrock Victor Jr. Ported Bullet Cylinder Heads Alum224/832.05/1.607071/68134/114194/150250/171285/190307/203311/218----
Edelbrock Victor Jr. 20 Deg 61269 Pro-Port CNC SF1020 Alum230/802.10/1.60
4.00
6067/51141/110209/174254/207287/218309/218321/224----
Manufacturer
Part Number
Port/Vol
Int/Exh
Valve Size Int/Exh Combust. Chamber Vol .100 .200 .300 .400 .500 .600 .700 .800 .900 1.000 Average
Edelbrock Victor Jr. 20 Deg 61279 Pro-Port CNC SF1020 Alum230/802.10/1.60
4.00
6067/52141/110209/173254/210287/221309/224321/227----
Edelbrock Victor Jr. Ported TEA Alum225/-2.05/1.60N/A76/66143/125204/174260/215298/244314/261320/270----
Edelbrock Victor Jr. Ported TEA Alum225/-2.05/1.60
4.03
Pipe 1 7/8
N/A76/57143/125210/174265/215305/244311/250320/261----
Edelbrock Victor Jr. Ported TEA Renegade Alum225/-2.05/1.60N/A64/52133/122202/175253/219297/247312/266320/278----
Edelbrock/ Glidden Victor Jr. 18 Deg 61309 CNC SF1020 Alum225/782.08/1.606065/56142/112207/176260/207296/221312/226318/228----
Edelbrock/ Glidden 6130 CNC Chapman Alum212/802.08/1.60
-
No Pipe
6265/56142/112207/176260/207296/221312/226318/228----
Edelbrock Victor 15 Deg 77289, 77299 Alum255/902.10/1.62548/5868/54145/112215/167266/198303/206323/207327/209----
Edelbrock/ Glidden II GV2 77319 Ported Chad Speier AlumN/A-
4.155
2" Pipe
N/A-140/108216/154281/208336/242380/260405/274417/278420/282429/284-
Edelbrock RPM Xtreme CNC SF1020 Alum185/752.02/1.575978/63146/119213/173257/197281/205292/209-----
Edelbrock Performer RPM Clevor 61629, 61699 SF1020 Alum190/902.05/1.606068/54128/105180/138227/151260/161265/165-----
Edelbrock/ Glidden SC-1 Port BES AlumN/A2.25/1.6035-49-143/106226/160295/202354/233405/253423/265439/275448/278457/281-
Edelbrock SC-1 Ported TEA Alum380/-2.225/1.60
4.185
N/A63/53135/113225/170297/232362/270410/294431/312445/321462/328470/333-
Manufacturer
Part Number
Port/Vol
Int/Exh
Valve Size Int/Exh Combust. Chamber Vol .100 .200 .300 .400 .500 .600 .700 .800 .900 1.000 Average
Edelbrock SC-1 Ported Fox Lake SF600 AlumN/A-
4.155
N/A-150/115226/172279/214348/242400/258435/273461/285462/296--
Flo-Tek OLD Alum180/621.94/1.545861/57124/98178/119209/137223/161248/191-----
Flo-Tek 180 SF1020 Alum180/621.94/1.5458-114/98169/132209/136218/136224/136227/136197/130---
Flo-Tek 190 SF1020 Alum190/712.02/1.5460-147/114206/151235/168254/178268/190274/203277/206---
Holley 5.0 Systemax175.5/711.94/1.606163/56124/100174/130206/155221/167233/176-----
Holley 5.0 Systemax Weingartner RacingN/A1.94/1.60
4.155
N/A62/59122/98173/124207/143215/156213/163212/167----
Holley 5.0 Systemax PortedN/A2.02/1.606367/54142/106200/152236/190273/225292/225-----
Jegs Kaase Bullet Cylinder Heads Alum248/832.10/1.606677/64150/109216/160270/209312/222332/229346/235----
Kaase P-38 Heads SF1020 Alum240/862.10/1.6060-156/111219/142265/169297/185308/199309/208----
Kaase P-38 Heads SF1020 Alum240/862.10/1.6060-163/110232/153285/194328/222348/233350/238----
Patriot Freedom 185 Alum185/722.02/1.606083/68152/120210/161238/186256/198268/204-----
Pro Comp SF600 AlumN/A2.02/1.60
4.00
Pipe
N/A-103/101140/136179/169218/172244/170-----
Manufacturer
Part Number
Port/Vol
Int/Exh
Valve Size Int/Exh Combust. Chamber Vol .100 .200 .300 .400 .500 .600 .700 .800 .900 1.000 Average
Pro Comp MMFF Alum190/-2.02/1.606059/47116/85167/126213/157241/171251/176258/180----
Pro Comp MMFF Alum210/-2.02/1.60N/A57/55102/91147/131194/160233/170256/174262/177----
Pro Comp CNC Alum210/802.02/1.60
-
1 7/8" Pipe
64-135/115193/185232/203258/214277/224-----
Pro Comp CNC MMFF Alum215/-2.05/1.60N/A63/53130/102182/139230/166264/186291/198303/205----
Pro Comp CNC Alum225/802.05/1.60
-
1 7/8" Pipe
64-147/120205/165258/185289/222306/232314/240----
Pro-Filer CNC HP Speier Racing Alum227/-2.08/1.60
4.03
2" Pipe
N/A-141/101212/150263/195298/224317/242330/253337/261343/265348/268-
Pro Topline CNC MMFFN/A2.10/1.606369/51123/102171/140221/175264/207292/216305/221----
Pro Topline Cyclone CNC Gamrace Alum215/--61-156/-204/-248/-275/-294/-304/-306/----
Pro Topline Gerald Alum215/-2.08/1.60
4.03
N/A-129/-186/-232/-265/-284/-292/-299/----
Pro Topline Out of Box Weingartner Racing Alum215/-2.08/1.60
4.155
No Pipe
N/A60/51118/95155/116210/143258/168287/182291/190290/194294/---
RHS CCM Alum180/-2.02/1.60
4.03
No Pipe
N/A63/44118/97172/133223/159249/169255/174266/177----
RHS Pro Action / Pro Topline SF600 Alum 180180/-2.02/1.6058/6472/60154/121208/159254/184271/193274/199276/202----
Manufacturer
Part Number
Port/Vol
Int/Exh
Valve Size Int/Exh Combust. Chamber Vol .100 .200 .300 .400 .500 .600 .700 .800 .900 1.000 Average
RHS Pro Action / Pro Topline 180 CNC Livernois Motorsports SF600 Alum195/-2.02/1.60
4.03
No Pipe
6466/56141/108215/140252/177278/204298/211-----
RHS Pro Action / Pro Topline 180 CNC Livernois Motorsports Alum210/-2.02/1.60
-
1 3/4" Pipe
N/A68/52151/113216/142252/176283/191313/213-----
RHS Westech 180 Iron180/-2.02/1.60
4.03
5857/48111/98158/133206/170240/189252/198260/203----
RHS Westech 200 Alum 200200/-2.02/1.605865/50118/96167/130216/157254/175271/181277/-----
RHS Westech 200 Iron200/-2.02/1.60
4.03
5863/50119/104172/140216/174244/193264/203275/209----
RHS Pro Action / Pro Topline SF600 Alum 200200/-2.02/1.6058/6468/60143/121212/159259/184277/193283/199286/202----
RHS Pro Action / Pro Topline SF600 Alum 215215/-2.08/1.6058/6475/60151/121217/159267/184302/193310/199314/202----
RHS Pro Action / Pro Topline Alum 215 Shawn215/-2.08/1.60
4.125
No Pipe
N/A75/70132/112186/135234/178270/193285/195294/199----
RHS 215 Out of Box Weingartner Racing215/-2.08/1.60
4.155
No Pipe
N/A70/57141/107200/140238/157271/164287/165290/166294/164291/163--
RHS 215 Ported Weingartner Racing I-50 E-45N/A2.08/1.60
4.155
No Pipe
N/A65/54146/104217/137263/166301/185330/202342/215342/219344/220--
RHS Ported Chad Speiers I-45 E-45 Iron216/-2.055/1.60
4.00
1 3/4" Pipe
N/A-141/110215/157262/193295/211312/219318/228327/233330/236333/238-
RHS Ported Revolutionary227/-2.08/1.60
4.155
No Pipe
6273/66138/130205/167258/194296/213319/229333/233339/239342/239--
Manufacturer
Part Number
Port/Vol
Int/Exh
Valve Size Int/Exh Combust. Chamber Vol .100 .200 .300 .400 .500 .600 .700 .800 .900 1.000 Average
RHS Westech 215 Iron215/-2.08/1.60
4.03
5860/52116/102168/134217/172260/181292/190305/200----
SuperBoss 351 PowerHeads SF600205/1052.19/1.716776/63136/105186/151235/179284/200312/215-----
SuperBoss 351 Ported PowerHeads SF600230/1252.19/1.716790/87149/120210/173257/205305/231341/241-----
TFS Street Heat SF600192/-2.02/1.6064-----255/190-----
TFS Street Heat SF600N/A2.08/1.6064-------340/----
Trick Flow 170 Ported Smithberg Racing Alum185/-2.02/1.60
4.03
No Pipe
N/A80/47146/102208/135258/166285/197302/212305/218----
Trick Flow HP SF600 Alum192/872.02/1.60
4.03
1 3/4" Pipe
6467/55133/103186/138230/166257/183267/193-----
Trick Flow HP TEA SF600 Alum192/872.02/1.60
4.03
1 3/4" Pipe
6467/55137/103194/138244/166270/183283/193-----
Trick Flow HP CNC Chamber SF600 Alum192/872.02/1.60
4.03
1 3/4" Pipe
6467/55137/103194/138244/166270/183283/193-----
Trick Flow HP CNC SF600 Alum225/952.08/1.60
4.03
2" Pipe
58------333/255----
Trick Flow HP CNC SF600 Alum225/952.08/1.60
4.03
2" Pipe
7072/58146/117216/162268/210305/234322/247335/257----
Trick Flow HP / Street Heat Ported Fox Lake Stage 1 Alum208/-2.02/1.6070-----285/215-----
Manufacturer
Part Number
Port/Vol
Int/Exh
Valve Size Int/Exh Combust. Chamber Vol .100 .200 .300 .400 .500 .600 .700 .800 .900 1.000 Average
Trick Flow HP / Street Heat Ported Fox Lake Stage 2 Alum215/-2.055/1.6070------311/230----
Trick Flow HP / Street Heat Ported Fox Lake Stage 3 Alum227/-2.08/1.6072------331/250----
Trick Flow HP / Street Heat Ported Fox Lake Stage 5 Alum240/-2.08/1.62573------352/251----
Trick Flow HP / Street Heat Gamrace AlumN/A2.02/1.60N/A-117/102170/138213/166238/183252/193259/-----
Trick Flow HP / Street Heat CNC Chamber Gamrace AlumN/A2.02/1.60N/A-136/113198/165233/187264/201272/206279/209----
Trick Flow HP / Street Heat Ported Gamrace Alum205/-2.08/1.62574--214/173254/202288/215296/222307/227307/232---
Trick Flow HP Ported Bennett Alum227/-2.10/1.6056-74-------332/260---
Trick Flow HP Ported TEA AlumN/A2.08/-N/A---281/-306/-324/-333/-340/260---
Trick Flow HP Ported TEA 218 Alum218/-2.08/1.60N/A72/58144/117205/162261/203295/229316/236332/241----
Trick Flow HP Ported TEA 225 Alum225/-2.08/1.60
4.03
2" Pipe
N/A68/58146/112213/163271/210313/239332/251341/258347/259---
Trick Flow HP Ported TEA 225 Alum225/-2.08/1.60N/A71/63142/120218/175277/221313/248331/265346/276----
Trick Flow HP Ported TEA 245 Alum245/-2.10/1.60
4.125
2" Pipe
N/A69/51146/112229/168292/209318/238341/258351/269355/270---
Manufacturer
Part Number
Port/Vol
Int/Exh
Valve Size Int/Exh Combust. Chamber Vol .100 .200 .300 .400 .500 .600 .700 .800 .900 1.000 Average
Trick Flow HP Ported TEA 245 Alum245/-2.10/1.60
4.125
N/A73/62151/133238/189298/239325/259341/266351/270354/272---
Trick Flow HP Ported TEA 250 I-50 Alum250/-2.125/1.60
4.155
2" Pipe
7065/56142/121214/182270/225322/250346/263360/272369/277373/281377/282-
Trick Flow HP Ported TEA 255 Alum255/-2.125/1.58N/A61/51136/121220/175281/221325/250353/267370/274380/281385/284391/285-
Trick Flow HP Ported TEA 255 I-55 Alum255/-2.125/1.60
4.125
2" Pipe
6862/58133/125214/177278/222323/251355/265368/276378/283384/287387/290-
Trick Flow HP Ported TEA Stage 3 Denny AlumN/A2.10/1.6053-148/95216/124265/156294/175309/186309/194313/197---
Trick Flow HP Ported ET Performance 230 Alum230/-2.055/1.60
4.06
6872/58144/115215/150262/190293/215314/222325/236----
Trick Flow HP Ported ET Performance 240 Alum240/-2.125/1.625
4.155
6870/54142/107196/154258/194304/220333/232334/245----
Trick Flow HP Ported M2 Race Systems Alum238/-2.12/1.58
4.155
72---275/160320/210350/240370/252----
Trick Flow TW - CARB SF600 Alum170/662.02/1.606163/53141/107205/144233/171251/187251/193-----
Trick Flow TW CNC 185 SF600 Alum185/662.02/1.60
4.03
2" Pipe
6472/58142/112216/150258/192287/220301/231-----
Trick Flow TW CNC 205 SF600 Alum205/662.02/1.60
4.03
2" Pipe
6471/56144/112220/150270/192299/220316/231-----
Trick Flow TW TEA 205 SF600 Alum205/662.02/1.60
4.03
2" Pipe
6471/58143/114221/152271/189301/220315/234-----
Manufacturer
Part Number
Port/Vol
Int/Exh
Valve Size Int/Exh Combust. Chamber Vol .100 .200 .300 .400 .500 .600 .700 .800 .900 1.000 Average
Trick Flow TW 190 TFS-51400015 SF600 Alum190/662.02/1.60
4.03
1 7/8" Pipe
6469/53144/111210/144252/182268/193268/194-----
Trick Flow TW 190 TH SF600 Alum190/662.02/1.60
4.03
1 7/8" Pipe
N/A71/57145/115214/150 57/187268/194273/197-----
Trick Flow TW 195 Weingartner Racing Back Cut I Alum195/-2.02/1.60
4.155
N/A69/48143/92200/129242/153276/169277/179266/186----
Trick Flow TW Ported Ford Performanve Solution Stage I AlumN/A-N/A-----295/220-----
Trick Flow TW Ported Ford Performanve Solution Stage II AlumN/A-N/A-----305/225-----
Trick Flow TW Ported Ford Performanve Solution Stage III AlumN/A-N/A-----315/235-----
Trick Flow TW Ported Fox Lake Stage 1 Alum175/-2.02/1.6062-----281/210-----
Trick Flow TW Ported Fox Lake Stage 2 Alum185/-2.02/1.6065-----300/220-----
Trick Flow TW Ported Fox Lake Stage 3 Alum195/-2.02/1.6065-----310/220-----
Trick Flow TW Ported Fox Lake Stage 4 Alum207/-2.055/1.6065-----320/230-----
Trick Flow TW Ported ET Performance Alum215/-2.08/1.60
4.03
6864/57137/103203/143261/178291/203310/214316/221----
Trick Flow TW Ported Bennett Stage 2 AlumN/A-N/A------300/215----
Manufacturer
Part Number
Port/Vol
Int/Exh
Valve Size Int/Exh Combust. Chamber Vol .100 .200 .300 .400 .500 .600 .700 .800 .900 1.000 Average
Trick Flow TW Ported Bennett Stage 3 AlumN/A-N/A------320/230----
Trick Flow TW Ported TEA Alum185/-2.02/1.60N/A72/58142/114215/152259/189287/220300/234-----
Trick Flow TW Ported TEA 190 Alum190/662.02/1.60
4.03
1 3/4 Pipe
5671/60139/111205/150257/185292/212311/227-----
Trick Flow TW Ported TEA Alum205/-2.02/1.60N/A71/58143/114221/152271/189301/220315/234-----
Trick Flow TW Ported TEA Eric Alum205/-2.02/1.60N/A71/52145/105219/146273/180305/209315/228-----
Trick Flow TW Ported TEA Renegade Alum205/-2.04/1.60N/A57/53149/111228/155283/203314/228325/240-----
Trick Flow TW R SF600 Alum206/922.08/1.6061------305/235----
Trick Flow TW R CNC SF600 Alum225/1002.08/1.60
4.03
2" Pipe
6567/59141/116213/159270/205308/244331/259341/271----
Trick Flow TW R Ported Ford Performanve Solution Stage I AlumN/A-N/A------330/250----
Trick Flow TW R Ported Ford Performanve Solution Stage II AlumN/A-N/A------345/260----
Trick Flow TW R Ported Ford Performanve Solution Stage III AlumN/A-N/A------360/270----
Trick Flow TW R Ported Fox Lake Stage 1 Alum208/-2.08/1.6062------325/245----
Manufacturer
Part Number
Port/Vol
Int/Exh
Valve Size Int/Exh Combust. Chamber Vol .100 .200 .300 .400 .500 .600 .700 .800 .900 1.000 Average
Trick Flow TW R Ported Fox Lake Stage 2 Alum216/-2.08/1.6064------335/260----
Trick Flow TW R Ported Fox Lake Stage 3 Alum233/1072.125/1.62561------358/268----
Trick Flow TW R Ported Fox Lake Stage 3 Old Alum240/-2.15/1.62568------362/273----
Trick Flow TW R Ported Bennett Stage 1 AlumN/A-N/A------325/240----
Trick Flow TW R Ported Bennett Stage 2 AlumN/A-N/A------340/270----
Trick Flow TW R Ported Bennett Stage 3 AlumN/A-N/A------360/275----
Trick Flow TW R Ported TEA 225 Alum225/802.08/1.60N/A67/59141/121215/161271/204306/243332/258345/270----
Trick Flow TW R Ported TEA 235 Alum235/802.125/1.60N/A70/54143/106215/155271/208310/250339/259358/270----
Trick Flow TW R Ported TEA 235 Outlaw Alum235/802.125/1.60N/A67/59143/121220/164277/209316/246344/259370/280----
Trick Flow TW R Ported TEA 245 Alum245/1002.125/1.60
4.125
N/A82/64153/115213/163267/214315/255346/281370/300385/305---
Trick Flow R Ported Alum215/-2.08/1.60N/A61/56130/103197/141257/178300/211330/230347/238----
Trick Flow 524002xx - R Series SF600 Alum206/922.08/1.606168/50147/102205/146242/178275/200296/212305/222----
Manufacturer
Part Number
Port/Vol
Int/Exh
Valve Size Int/Exh Combust. Chamber Vol .100 .200 .300 .400 .500 .600 .700 .800 .900 1.000 Average
Trick Flow 52400001/2 - R Series Blend & PolishN/A-6166/55146/111208/157254/200287/225307/244325/254----
World Windsor Sr SF600 IronN/A2.02/1.60
-
No Pipe
N/A66/59129/106184/148226/174257/181264/183268/185248/186---
Windsor Sr197/-2.02/1.6065--162/121196/137218/149225/160-----
Windsor SrN/A2.05/1.6065--162/121196/137218/149-315/-----
Windsor Sr Ported IronN/A2.08/1.606479/63149/121205/160257/190293/207310/216-----
World Windsor Jr SF600 IronN/A1.94/1.60
-
No Pipe
N/A76/53127/83167/117203/141231/157246/168248/175248/178---
World Windsor Jr171/-1.94/1.6058-116/84159/96189/120204/126216/129222/132----
World Windsor Jr Iron180/841.94/1.6058-120/81165/108195/123214/130226/134234/135----
World Windsor Jr Ported Bullet Cylinder Heads Iron195/-1.94/1.506462/53132/103185/144231/170257/192273/197-----
World Roush 200N/A2.02/1.60N/A-129/117187/139232/145257/140260/152264/154----
World Roush 200 Andrew IronN/A2.02/1.606461/54121/108175/128219/138241/145248/148-----
World Roush 200 Exhaust Bowl and Chamber Blended Andrew IronN/A2.02/1.606561/52121/107175/156219/175241/183248/188-----
Manufacturer
Part Number
Port/Vol
Int/Exh
Valve Size Int/Exh Combust. Chamber Vol .100 .200 .300 .400 .500 .600 .700 .800 .900 1.000 Average
World Roush 200 Ported Bullet Cylinder Heads Iron217/832.05/1.606870/58142/105201/163259/198273/209300/211308/210----
World 180p.v. Ported Bullet Cylinder Heads Iron202/792.05/1.607070/54135/107193/139250/172272/198293/209294/211----
World / Kuntz 18 Deg 200 Manowar SF600 Alum200/-2.02/1.60
-
No Pipe
N/A67/54129/107185/141227/168258/184283/193299/198306/200---
World / Kuntz 18 Deg CNC 228 SF600 Alum228/732.08/1.60
-
No Pipe
7268/59135/107195/144238/178268/201296/217308/225318/228---
World / Kuntz 18 Deg 225 Manowar SF600 Alum225/-2.08/1.60
-
No Pipe
7262/51118/101174/141219/169253/186282/193299/198313/200---
World / Kuntz 18 Deg CNC 242 Manowar SF600 Alum242/752.10/1.60
-
No Pipe
7264/61124/109182/149231/179266/193298/199319/203326/205---
World / Kuntz 18 Deg Alum230/-2.12/1.60N/A-------340/230---
World / Kuntz 10 Deg 275 Manowar SF600 Alum275/1022.20/1.60
-
No Pipe
6473/63148/122220/166283/204327/222352/237365/243347/246---
World / Kuntz 10 Deg 285 Manowar SF600 Alum285/1022.20/1.60
-
No Pipe
7265/52117/97182/138249/173308/202348/231372/244352/251---
World / Kuntz 10 Deg CNC 310 Manowar SF600 Alum310/1062.20/1.60
-
No Pipe
7265/53140/106212/144274/173326/195363/218381/233391/240---


Ford_Big_Block     COPYRIGHT © 2000-2018 Stan Weiss  — World Wide Enterprises
 
 
FE     COPYRIGHT © 2000-2018 Stan Weiss  — World Wide Enterprises 
 
Manufact.
Part Number
Port/Vol
Int/Exh
Valve Size Int/Exh Comb. Cham. Vol .100 .200 .300 .400 .450 .500 .550 .600 .700 .800 .900 1.000 Average
Ford C1AE Bill Ballinger Iron144/1042.03/1.56N/A66/52133/98193/125220/138-230/144-237/146241/147----
Ford C1AE Bowl Ported Scott Vincent IronN/A2.09/1.65N/A74/49149/91202/124241/162-249/198-259/205263/212----
Ford C1AE Bowl + Blend Ported Scott Vincent IronN/A2.09/1.65N/A66/49141/91218/124256/162-269/198-282/205286/212----
Ford C4AE 6090G Iron150/1082.03/1.56N/A-130/111180/135220/155-236/165-246/165-----
Ford C4AE 6090G Ported Les Schmader IronN/A2.09/1.653
-
2" Pipe
7470/55156/109222/151257/180-272/195-281/197291/200----
Ford C4AE-G Ported Scott Vincent Iron170/1252.09/1.66
-
2" Pipe
N/A80/56149/104207/149250/186-250/197-253/200260/199----
Ford C6FE-A Flowtech - Steven Magnotti 3 Angle VJ SF110 AlumN/A1.94/1.60
4.00
No Pipe
N/A65/43118/91153/120181/142190/152194/-200/-206/------
Ford C6FE-A Flowtech - Steven Magnotti Mild Intake Port Ported Exhaust and Chamber Work SF110 AlumN/A1.94/1.60
4.00
No Pipe
N/A67/45121/96161/139195/161208/164225/166233/166235/-245/-----
Ford C8AE-H IronN/A2.03/1.5668-71-115/88168/122198/133-202/139-------
Ford C8AE-H Low Riser Flowtech - Steven Magnotti SF110 IronN/A2.055/1.558
-
No Pipe
N/A56/43109/84167/123196/136200/140204/143208/149211/152215/-----
Ford C8AE-H Low Raiser Flowtech - Steven Magnotti Ported Exhaust Valve Back Cut 30 SF110 IronN/A2.055/1.558
-
No Pipe
N/A62/46130/95190/141233/154253/157260/162263/166266/174-/182----
Ford 428 C0AE Med Riser Flowtech - Steven Magnotti SF110 IronN/A2.09/1.65
-
No Pipe
N/A61/44111/86156/132196/158206/175211/178215/202218/204-----
Manufact.
Part Number
Port/Vol
Int/Exh
Valve Size Int/Exh Comb. Cham. Vol .100 .200 .300 .400 .450 .500 .550 .600 .700 .800 .900 1.000 Average
Ford 427 Med Riser IronN/A2.19/1.7367-----240/--250/------
Ford 427 Med Riser Ported Keith Craft IronN/A-67-------300/------
Ford 427 Med? Riser IronN/A-67-------296/177-----
Ford 427 Hi? Riser IronN/A2.18/1.7267-------284/177-----
Ford 427 Hi Riser John IronN/A2.19/-N/A83/-140/-193/-239/--267/--268/-275/-278/----
Ford 427 Hi Riser C4AE 6090F Iron193/1252.19/1.7367-------------
Ford 427 Hi Riser Ported Iron--N/A--------370/--/290---
Ford 427 Tunnel Port Monty IronN/A2.19/1.73N/A97/53173/105237/154273/180-296/190-285/194283/194291/196---
Ford 427 Tunnel Port Jim Milled Smoothed Exhaust Bowl IronN/A2.19/1.756784/50156/105202/158242/191267/205287/213301/216298/217289/217----
Ford 427 Tunnel PortN/A2.25/1.7388-90-------308/166-----
Ford 427 Tunnel Port JohnN/A2.25/-N/A81/-155/-212/-255/--288/--305/-315/-322/----
Ford 427 Tunnel Port C7OEN/A2.25/1.73N/A-161/101216/141251/173-269/182-294/184307/186314/186---
Manufact.
Part Number
Port/Vol
Int/Exh
Valve Size Int/Exh Comb. Cham. Vol .100 .200 .300 .400 .450 .500 .550 .600 .700 .800 .900 1.000 Average
Ford 427 Tunnel Port Mild Port Jim IronN/A2.25/1.75
-
No Pipe
N/A-177/115240/153279/179-306/190-326/197342/201----
Ford 427 Tunnel Port Ported IronN/A2.25/1.75
-
No Pipe
N/A-------383/256-----
Ford 427 SOHC HRM IronN/A2.25/1.90N/A86/60170/129244/186281/220-302/246-324/260336/264340/266---
Ford 427 SOHC IronN/A2.25/1.90N/A-------355/248-----
Ford 427 SOHC PortedN/A2.30/1.90N/A-185/130262/190340/224-389/253-403/273405/286-/295---
Ford 427 SOHC Ported R&R HRM Tulip Intake 30 Deg Seat AlumN/A2.30/1.90N/A92/58173/130226/190283/224-332/253-364/273380/286394/295---
Ford 427 SOHC Ported R&R HRM Nailhead Intake 45 Deg Seat AlumN/A2.30/1.90N/A87/58175/130270/190337/224-375/253-400/273400/286401/295---
Ford 428 CJ Iron152/1222.09/1.66
4.18
N/A76/46150/85202/118228/145-236/163-243/174244/181----
Ford 428 CJ Iron152/1222.09/1.66
4.18
N/A-------243/181-----
Ford 428 CJ C80E-N Bill Ballinger IronN/A2.09/1.66N/A61/51135/91204/121230/149---248/175252/179----
Ford 428 CJ NHRA Keith Craft Iron155/1232.09/1.66-N/A-----275/210-------
Ford 428 CJ Ported Keith Craft IronN/A2.15/1.66N/A--224/151271/186-292/204-300/224302/228----
Manufact.
Part Number
Port/Vol
Int/Exh
Valve Size Int/Exh Comb. Cham. Vol .100 .200 .300 .400 .450 .500 .550 .600 .700 .800 .900 1.000 Average
Ford 428 CJ Canadian Iron170/123-N/A-------------
Blue Thunder M/R Ported Keith Craft AlumN/A-N/A--------350/260----
Blue Thunder M/R Ported ET Performance AlumN/A2.25/1.65
4.350
8776/63156/119215/161276/191-318/215-341/229358/237----
Blue Thunder H/R Ported Keith Craft AlumN/A-N/A----------405/280--
Blue Thunder H/R Ported AlumN/A2.30/1.75
4.350
Pipe
65---------385/280---
Blue Thunder Ported Shanons Engineering AlumN/A-N/A--------350/-----
Coon 427 SOHC Ported R&R HRM Nailhead Intake 45 Deg Seat AlumN/A2.30/1.90N/A81/58179/133263/202340/248-402/280-422/295429/298415/300---
Dove 427 Tunnel Port AlumN/A2.25/1.73N/A--------370/230----
Dove 428 CJ Canadian AlumN/A2.09/1.6558/72--------320/210----
Dove 428 Hi Velocity AlumN/A2.09/1.6558/72---290/--290/--------
Edelbrock 6006 Alum170/1252.09/1.66N/A-149/112185/148222/171-252/183-------
Edelbrock 6006 Alum170/1252.09/1.66N/A77/51140/100183/138214/157-238/174-248/185256/185----
Manufact.
Part Number
Port/Vol
Int/Exh
Valve Size Int/Exh Comb. Cham. Vol .100 .200 .300 .400 .450 .500 .550 .600 .700 .800 .900 1.000 Average
Edelbrock Performer RPM 390-428 CJ 60069, 61699 SF1020 Alum170/1252.09/1.6672/7688/64153/113195/148233/171-265/183-270/200-----
Edelbrock Performer RPM 390-428 CJ 60059 Joe Sherman AlumN/A2.09/1.66N/A75/55146/108182/138217/159-243/168-258/191266/197----
Edelbrock Performer RPM 390-428 CJ 60059 Mild Port Joe Sherman AlumN/A2.15/1.667775/60142/120201/158251/177-280/188-293/206302/217----
Edelbrock Performer RPM 390-428 CJ 60059 John AlumN/A2.09/-N/A68/-125/-172/-218/--237/--250/-260/-262/----
Edelbrock Performer RPM 390-428 CJ 60059 Ported John AlumN/A2.25/-N/A75/-147/-208/-261/--285/--310/-320/-339/----
Edelbrock Chad Speier Out of Box SF600 AlumN/A2.09/-
4.155
N/A-144/-183/-216/--240/--249/-253/-257/----
Edelbrock Chad Speier Ported SF600 AlumN/A2.09/-
4.155
N/A-152/-217/-262/--284/--297/-298/-300/----
Edelbrock 390 Stock BH Performance AlumN/A2.09/1.66
-
No Pipe
N/A70/-137/-179/-224/--248/--247/-253/-----
Edelbrock 390 Bowl Port BH Performance AlumN/A2.09/1.66
-
No Pipe
N/A69/64137/111194/142247/166-284/193-298/203291/208----
Edelbrock Performer RPM FE NPS AlumN/A2.09/1.66
4.252
No Pipe
N/A75/52138/98177/132220/160-244/180-248/191257/194----
Edelbrock Performer RPM FE 60079 Alum170/1252.09/1.667688/64153/113195/148233/171-265/183-270/200-----
Edelbrock Street/Strip Port CCM AlumN/A2.19/1.717276/61141/118200/168248/202-285/221-299/236304/244----
Manufact.
Part Number
Port/Vol
Int/Exh
Valve Size Int/Exh Comb. Cham. Vol .100 .200 .300 .400 .450 .500 .550 .600 .700 .800 .900 1.000 Average
Edelbrock Ported AlumN/A2.09/1.66
4.18
N/A78/62153/120228/154271/190-294/212-305/230317/244330/250---
Edelbrock Ported AlumN/A2.25/1.78N/A-------340/275-----
Edelbrock Stage II Ported Keith Craft AlumN/A2.09/1.66N/A---------330/250---
Edelbrock Stage II Ported Keith Craft Alum165/1302.15/1.66
-
2" Pipe
N/A-------324/235-----
Edelbrock Stage II Ported Keith Craft Alum165/1302.19/1.75
4.165
2" Pipe
N/A-------324/235-----
Edelbrock Stage III Ported Keith Craft Alum185/1402.25/1.75N/A---270/--318/--338/-355/-375/280---
Edelbrock Stage III Ported Keith Craft Alum185/1402.25/1.75N/A---------370/270380/280--
Edelbrock Performer FE Ported ET Performance AlumN/A2.19/1.65
4.18
N/A73/63148/119211/158269/185-305/202-309/217319/228----
Edelbrock Ported Kuntz AlumN/A2.15/1.625N/A--235/159284/192-319/221-335/243355/254356/259359/262--
Edelbrock Ported Kuntz AlumN/A2.25/1.75N/A--232/172281/203-313/228-333/250353/261362/262---
Edelbrock Ported Kuntz AlumN/A2.30/1.70
-
No Pipe
79-----------400/275-
Edelbrock Ported Fox Lake SF600 AlumN/A-
4.125
N/A79/72159/107220/136272/183-323/209-334/231348/253----
Manufact.
Part Number
Port/Vol
Int/Exh
Valve Size Int/Exh Comb. Cham. Vol .100 .200 .300 .400 .450 .500 .550 .600 .700 .800 .900 1.000 Average
Shelby 427 AlumN/A2.25/1.75N/A---241/156-264/175-275/180279/-----
Shelby 427 Alum Stage II PortingN/A2.25/1.75N/A---265/185-294/200-309/209314/214----
Shelby 427 Alum163/1282.25/1.7582-------280/185-----
Shelby 427 Alum Stage II PortingN/A-82-------320/235-----
TFS Brent Lykins SF600 Alum169.8/-2.19/1.625
4.155
No Pipe
69.896/66159/120233/164283/197-317/215-333/220333/-----
Ultra Pro Machining Billet Canted Valve I-50 E-50 AlumN/A2.30/1.75N/A77/53165/103250/145328/184-381/222-413/264436/281455/291465/299471/302-
 
 
385 Series     COPYRIGHT © 2000-2018 Stan Weiss  — World Wide Enterprises 
 
Manufact.
Part Number
Port/Vol
Int/Exh
Valve Size Int/Exh Comb. Cham. Vol .100 .200 .300 .400 .500 .600 .700 .800 .900 1.000 1.100 Average
Ford 429 IronN/A2.08/1.656N/A---184/119217/129239/130260/------
Ford 429 IronN/A-N/A---229/174254/177272/177------
Ford E7TE Scott Johnston IronN/A2.08/1.656N/A58/42117/88174/117196/131224/137239/141247/142-----
Ford E7TE Ported Scott Johnston IronN/A2.08/1.656N/A74/54147/103211/137263/169289/191303/206312/219-----
Ford 429 CJ IronN/A2.24/1.72N/A----300/189331/201------
Ford D0OE-R CJ Scott Johnston IronN/A2.24/1.72N/A67/50133/94186/122235/140275/151302/158322/159-----
Ford D0OE-R CJ Bret IronN/A2.25/1.75N/A72/55137/109200/134266/149289/157317/161337/163350/-----
Ford D0OE-R CJ Ported Mike R IronN/A2.24/1.72N/A81/57156/112227/151277/175310/192343/203362/209375/211----
Ford D0OE-R CJ Ported Charlie Evans IronN/A2.24/1.72
-
No Pipe
N/A71/59138/102206/129265/156310/175342/184364/188375/211----
Ford SCJ Ported Stuska1 IronN/A-
4.40
N/A76/-143/-213/-261/-302/-340/-367/-383/-----
Ford A429N/A-N/A-152/115216/149253/177280/190290/197290/199-----
Ford A429 Charlie EvansN/A-N/A69/60136/104205/148261/172283/180292/183298/184-----
Manufact.
Part Number
Port/Vol
Int/Exh
Valve Size Int/Exh Comb. Cham. Vol .100 .200 .300 .400 .500 .600 .700 .800 .900 1.000 1.100 Average
Ford A429 Charlie EvansN/A2.245/1.76N/A72/57154/121230/148298/172332/213345/225357/230-----
Ford A429 CJ Ported Jon KaaseN/A-N/A-------420/295----
Ford 429 DOVE IronN/A2.08/1.65
-
2 1/8" Pipe
N/A68/56138/105207/128246/141268/144281/146------
Ford 429 DOVE Ported IronN/A2.19/1.735
-
2 1/8" Pipe
N/A70/59146/119217/149269/167299/174308/180310/------
Ford DOVE Ported chd600 SF600 IronN/A2.19/1.80
-
No Pipe
N/A68/57147/110216/151273/174297/188304/192------
Ford 429 DOVE-C CCM IronN/A2.06/1.767565/47119/88178/115216/124248/126270/126286/------
Ford 429 DOVE-C IronN/A2.06/1.76N/A-122/87178/115226/130250/140264/143274/144-----
Ford 429 DOVE-C Ported Scott Johnston IronN/A2.19/1.745
-
No Pipe
N/A86/60144/107204/140270/168306/195325/212342/222360/230----
Ford 429 DOVE-C Ported Charlie Evans IronN/A2.20/-
4.35
N/A70/-150/-223/-280/-306/-317/-327/------
Ford 429 '73 D2VE-AA FORD Muscle IronN/A2.09/1.66
4.50
N/A81/69144/112202/140240/150271/154290/156------
Ford D2VE Ported Blake IronN/A2.25/-N/A76/-164/-227/-273/-298/-307/-312/-318/-----
Ford 460 Jim Grubbs CCM IronN/A2.08/1.65
-
No Pipe
N/A66/47125/89185/117225/127253/129271/129------
Manufact.
Part Number
Port/Vol
Int/Exh
Valve Size Int/Exh Comb. Cham. Vol .100 .200 .300 .400 .500 .600 .700 .800 .900 1.000 1.100 Average
Ford 460 DOVE-A2A Dr Js Performance IronN/A-N/A69/48132/97203/123240/129266/129275/129282/129-----
Ford 460 DOVE-A2A Ported Dr Js Performance IronN/A-N/A71/50136/97206/126251/148288/165317/179331/190-----
Ford D20E PI Ported Brian Eyler 45 Deg / Back Cut Intake Tulip Exhaust SF600 Iron310/-2.25/1.76
-
No Pipe
N/A84/65176/100246/142298/174314/182329/194339/199348/199----
Ford 460 D3VE-C Scott Johnston IronN/A2.08/1.65N/A62/47119/87189/119236/125263/129270/129------
Ford 460 D3VE-C Ported Stage 2 Scott Johnston IronN/A2.19/1.76N/A95/60163/107223/140268/168301/195325/202342/202355/202----
Ford 460 D3VE-C Iron244/892.08/1.65N/A-----270/128------
Ford 460 D3VE-C Ported IronN/A2.19/1.76N/A--218/148266/185291/193314/205323/207-----
Ford 460 D3VE Ported Anderson Port Development IronN/A2.25/-
4.375
N/A80/-150/-219/-264/-316/-351/-370/-384/-390/----
Ford F3TE Ported Scott Johnston IronN/A2.19/1.76N/A87/82163/116227/150275/175305/199316/215326/222-----
Ford 429 New SCJ Alum290/1482.20/1.7672-------330/225----
Ford 429 New SCJ Alum290/1482.20/1.7672-154/103202/139248/185274/200298/208309/212318/214----
Ford 429 New SCJ CCM AlumN/A2.20/1.767273/60155/106222/141275/177314/191317/203316/211321/213----
Manufact.
Part Number
Port/Vol
Int/Exh
Valve Size Int/Exh Comb. Cham. Vol .100 .200 .300 .400 .500 .600 .700 .800 .900 1.000 1.100 Average
Ford 429 New SCJ Hand Blending AlumN/A2.20/1.76
-
No Pipe
7281/72155/104250/146313/175359/195345/206340/213331/217----
Ford 429 New SCJ Ported Scott Johnston Alum315/-2.20/1.76
-
No Pipe
N/A95/59166/104256/153330/182356/200370/213380/238370/250----
Ford SCJ Ported Smithberg Racing AlumN/A2.20/1.76
4.31
No Pipe
N/A77/63187/114274/156333/190377/205399/219403/229411/240----
Ford 460 CJ SVON/A2.25/1.75N/A---240/165274/176292/181------
Ford 460 CJ Kendrick Auto AlumN/A2.25/1.76N/A-144/116199/159254/166291/189308/194322/195-----
Ford 460 CJ Ported Kendrick Auto AlumN/A2.25/1.76N/A-143/123202/176264/202317/230348/253371/256-----
Ford A460 Ported TEA350/1802.35/1.889480/63160/131244/179314/227380/271415/311435/339457/361----
Ford A460 Ported dfree383N/A2.40/1.90
4.625
No Pipe
7876/59152/120235/158310/197368/235413/267437/292445/314----
Ford A460 Ported Charlie EvansN/A2.30/1.88
-
No Pipe
N/A73/62157/118237/164303/212362/252399/283410/301421/310----
Ford A460 Ported Charlie EvansN/A2.35/1.88
-
No Pipe
N/A75/57158/110233/156297/204356/244400/277430/300423/311----
Ford A460 Ported Charlie EvansN/A2.40/1.90
-
No Pipe
N/A71/57152/111239/158309/206362/256405/285437/300458/306----
Ford B-460 Charlie EvansN/A2.38/1.88
-
No Pipe
N/A-159/130250/178335/226405/272447/313473/338484/353490/363---
Manufact.
Part Number
Port/Vol
Int/Exh
Valve Size Int/Exh Comb. Cham. Vol .100 .200 .300 .400 .500 .600 .700 .800 .900 1.000 1.100 Average
Ford C-460 Charlie EvansN/A2.45/1.90
4.625
No Pipe
N/A-159/111227/150285/183327/201351/214367/221380/225----
Ford C-460 Bowl Blend Charlie Evans I-45 E-45N/A2.45/1.90
4.625
No Pipe
N/A-154/111230/166306/217380/260425/270427/293413/302----
Ford C-460 SuperBowl Blend Charlie Evans Tulip ExhN/A2.425/1.88
-
No Pipe
N/A-166/129254/200319/260386/292445/317456/333447/345----
Ford C-460 Ported Charlie Evans I-45 E-45N/A2.45/1.90
4.625
No Pipe
N/A-158/125238/164316/212384/270431/295464/315480/325----
Ford C-460 CNC Charlie EvansN/A2.45/1.90
4.625
No Pipe
N/A-160/130245/170327/210400/280450/315478/340500/355----
Ford C-460 Bowl Blend - Short TurnN/A2.40/1.80N/A--246/161323/194384/230423/290451/310469/318----
Ford C-460N/A-N/A------440/------
Ford C-460 PortedN/A2.45/1.88N/A----456/330480/365496/379505/385----
Ford C-460 Ported Jon KaaseN/A2.45/1.88
4.60
N/A-------500/385----
Ford C-460 Ported M2 Race SystemsN/A2.45/1.85
4.60
N/A73/65139/127208/176281/214345/245389/276428/316457/354473/363---
Ford C-460 Ported MBE I-55 E-55 SF600N/A2.55/1.80
4.52
No Pipe
50-90-144/115211/171286/218360/255416/286460/306498/320517/330530/340542/342-
Ford C-460 Ported TEA385/-2.45/1.90
4.625
N/A83/63160/125257/175334/260394/294442/320471/339484/350490/357---
Manufact.
Part Number
Port/Vol
Int/Exh
Valve Size Int/Exh Comb. Cham. Vol .100 .200 .300 .400 .500 .600 .700 .800 .900 1.000 1.100 Average
Ford C-460 Ported ET PerformanceN/A2.45/1.88
4.60
N/A90/58158/120256/168330/252393/272436/311468/322481/340485/348---
Ford C-460 Meaux Racing Ported C460/LarryN/A2.40/1.90
4.50
No Pipe
N/A-154/126227/177305/217369/246414/265431/284450/294----
Ford C-460 Meaux Racing Ported C460/LarryN/A2.40/1.90
4.60
No Pipe
N/A-153/126226/177307/217402/246430/265452/284460/294----
Ford E-460 Ported ET PerformanceN/A-
4.50
N/A80/56158/113258/159345/198414/232460/265485/285504/303513/314---
Ford E-460 Ported Charlie EvansN/A2.52/-
4.625
N/A--248/-340/-417/-483/-521/-540/-550/-557/---
Ford E-460 Ported Charlie EvansN/A2.52/-
4.625
N/A--240/-325/-408/-481/-525/-555/-571/-571/---
Ford E-460 Meaux Racing Ported Glidden SF600N/A2.42/1.82
4.50
N/A-137/-210/-278/-345/275400/312439/329457/-476/-482/---
Ford Boss 429 HemiN/A2.40/1.90N/A-----379/225------
Ford Boss 429 Hemi Dr Js PerformanceN/A2.40/1.94
-
Pipe
N/A83/60152/125243/175327/217363/248361/271362/287364/300----
Ford Boss 429 Hemi Ported Dr Js PerformanceN/A2.40/1.94
-
Pipe
N/A81/61175/140277/186360/231415/269439/300444/316445/327----
Ford Hemi Charlie Evans I-30 E-45N/A2.282/1.90N/A87/56154/110201/158252/190297/212330/226348/237351/246----
Ford New SCJ Scott Johnston Out of Box AlumN/A2.20/1.76N/A73/60155/106222/141275/177314/191317/203316/211321/213----
Manufact.
Part Number
Port/Vol
Int/Exh
Valve Size Int/Exh Comb. Cham. Vol .100 .200 .300 .400 .500 .600 .700 .800 .900 1.000 1.100 Average
Ford New SCJ Charlie Evans Out of Box AlumN/A2.20/1.76
-
No Pipe
N/A73/57167/102250/144318/175340/186328/196328/202-----
Ford New SCJ Bowl blend Charlie Evans AlumN/A2.20/1.76
-
No Pipe
N/A73/58167/103252/145323/177371/190349/207344/218-----
Ford New SCJ Ported Charlie Evans AlumN/A2.20/1.76
-
No Pipe
N/A72/61154/114252/157336/185393/204366/225362/233-----
Ford New SCJ Jon KaaseN/A2.20/1.76N/A84/73181/119264/164330/183357/199345/218345/227-----
Ford New SCJ PortedN/A2.20/1.76N/A---330/182380/200390/217------
Ford New SCJ Ported Active Racing SF600N/A2.25/1.76N/A89/79173/134247/171308/198337/225323/242------
Ford New SCJ Jon Kaase Stage 1 PortedN/A-N/A------352/249-----
Ford New SCJ Jon Kaase Stage 2 PortedN/A-N/A-------419/266----
Ford Pro Stock RCV (Canted Valve) Ported Darin Morgan SF600 AlumN/A2.575/1.865
-
No Pipe
N/A-175/103273/154369/200457/243530/286583/327614/344637/351644/360--
Hemi 747jetmech PortedN/A2.36/1.96N/A122/73220/159285/196360/230405/257436/270433/282419/291----
AFR 270 Alum270/1322.25/1.7675/85-169/130244/174309/214354/238385/254------
AFR 285 Alum285/1422.25/1.7675/85-168/128245/175313/218357/249396/267411/276-----
Manufact.
Part Number
Port/Vol
Int/Exh
Valve Size Int/Exh Comb. Cham. Vol .100 .200 .300 .400 .500 .600 .700 .800 .900 1.000 1.100 Average
AFR 300 Alum300/1422.30/1.7675/85-162/126241/172309/218360/252405/274423/284-----
Avenger CJ Ported Alum355/1552.20/1.7674/8079/75149/138218/176278/200337/226367/262381/282392/293----
Bennett Ported C-460N/A-N/A-------500/375----
Blue Thunder "B" Chevy Exhaust VJ Charlie Evans SF600 AlumN/A2.30/1.82
4.625
N/A67/60129/114188/148251/176301/194322/207331/215-----
Blue Thunder "B" Chevy Exhaust Bowl Work Charlie Evans SF600 AlumN/A2.30/1.82
4.625
N/A71/61150/118209/158273/188329/213340/237343/258-----
Blue Thunder "B" Chevy Exhaust Ported Street/Strip Charlie Evans SF600 AlumN/A2.30/1.82
4.625
N/A72/67148/122213/163277/191331/215351/241356/265-----
Blue Thunder "B" Chevy Exhaust Ported Race Charlie Evans SF600 AlumN/A2.30/1.82
4.625
N/A73/67152/122216/163281/198335/227361/251377/271-----
Blue Thunder "B" Chevy Exhaust Ported Gerry Cooper AlumN/A-N/A-163/129229/171294/210343/256373/285391/307410/312----
Blue Thunder "B" Ford Exhaust Charlie Evans AlumN/A2.30/1.82
4.625
N/A67/65129/107188/144251/172301/189322/194331/194-----
Blue Thunder "B" Ford Exhaust Bowl Work VJ Charlie Evans AlumN/A2.30/1.82
4.625
N/A71/63150/112209/145273/174329/200340/225343/244-----
Blue Thunder CJ 460 CNC Chamber AlumN/A2.25/1.888678/62167/114219/147280/175322/195335/211354/225364/242----
Blue Thunder CJ 460 Bowl and Port AlumN/A2.25/1.88N/A77/-155/-223/-285/-340/-363/-380/-389/-397/----
Manufact.
Part Number
Port/Vol
Int/Exh
Valve Size Int/Exh Comb. Cham. Vol .100 .200 .300 .400 .500 .600 .700 .800 .900 1.000 1.100 Average
Blue Thunder Ported Flatlanders Stage 3 Ford Exhaust AlumN/A2.25/1.8865------365/234-----
Blue Thunder Ported Flatlanders Stage 3 Chevy Exhaust AlumN/A2.25/1.8865------365/245-----
Blue Thunder Ported Flatlanders Comp Ford Exhaust AlumN/A2.25/1.8865------412/295-----
Blue Thunder Ported Ford Exhaust AlumN/A2.25/1.88
4.50
N/A75/63142/113210/151275/184307/214341/239367/256380/270----
Blue Thunder Ported Coast High Performance Comp Ford Exhaust AlumN/A2.25/1.8874------405/295-----
Blue Thunder Ported Flatlanders Comp Chevy Exhaust AlumN/A2.25/1.8865------412/322-----
Blue Thunder THOR Ported ET Performanc Alum408/-2.425/1.84
4.50
7486/52162/118243/180319/227393/275460/320482/347500/357498/360498/368--
Blue Thunder THOR Ported ET Performanc Alum440/-2.475/1.84
4.60
8274/52168/118245/180320/227400/275452/320493/347513/357525/360534/368--
Blue Thunder THOR Ported ET Performanc Alum470/-2.52/1.82
4.60
8574/54168/125251/174330/225406/267472/305521/346555/367577/395583/402--
Blue Thunder THOR Ported Keith Craft AlumN/A-N/A---------580/400--
Blue Thunder THOR Gen 2 Ported Charlie Evans AlumN/A-
-
No Pipe
N/A-161/125240/176321/233399/300460/335495/352519/361530/368540/372--
Blue Thunder THOR Gen II Ported Meaux Racing SF600 AlumN/A2.48/1.85
-
No Pipe
N/A-136/122220/176317/222385/264451/307497/327522/341540/350546/355--
Manufact.
Part Number
Port/Vol
Int/Exh
Valve Size Int/Exh Comb. Cham. Vol .100 .200 .300 .400 .500 .600 .700 .800 .900 1.000 1.100 Average
Edelbrock Performer RPM Ported ET Performance AlumN/A2.19/1.76
4.390
N/A74/61157/126227/163292/195339/215370/230383/247395/253----
Edelbrock Performer RPM 460 60669 FORD Muscle Alum292/1002.19/1.76
4.50
95/7575/68141/116208/154260/181297/200309/212------
Edelbrock Performer RPM 460 Charlie Evans Out of Box AlumN/A2.19/1.75
-
No Pipe
N/A66/58135/106202/144253/171296/187316/200327/205-----
Edelbrock Performer RPM 460 Ported Charlie Evans AlumN/A2.19/1.75
-
No Pipe
N/A67/57138/114204/158260/189309/216334/230347/241-----
Edelbrock Performer RPM 460 60669, 60679 SF1020 Alum292/1002.19/1.7695/7576/67140/118207/153260/180300/200319/207326/207-----
Edelbrock Performer RPM 6066, 6067 Ported AlumN/A-N/A-160/125230/164289/201330/221360/242379/251392/262----
Edelbrock Performer RPM 460 61649,61659 Victor Jr. 460 CJ 61669 Alum310/1002.19/1.767576/67140/118207/153260/180300/200319/207326/207-----
Edelbrock Performer RPM 460 CJ 61649, 61659 SF1020 Alum310/1002.19/1.767576/67140/118207/153260/180300/200319/207326/207-----
Edelbrock Performer RPM 460 CJ 61649, 61659 Jim Grubbs CCM AlumN/A2.19/1.76
-
Pipe
N/A68/61136/109201/148253/174300/191305/202------
Edelbrock Performer RPM 460 CJ Out of Box Scott Johnston AlumN/A2.19/1.76N/A82/64156/110225/155279/182323/200341/214347/212350/212----
Edelbrock Performer RPM 460 CJ Ported Scott Johnston AlumN/A2.19/1.76N/A79/64153/114225/161278/192324/215353/240365/248380/250----
Edelbrock Performer RPM Ported Keith Craft AlumN/A2.245/1.74575/95-------390/260----
Manufact.
Part Number
Port/Vol
Int/Exh
Valve Size Int/Exh Comb. Cham. Vol .100 .200 .300 .400 .500 .600 .700 .800 .900 1.000 1.100 Average
Edelbrock Ported AlumN/A2.25/1.76N/A-160/125230/164289/201330/221360/242379/251392/262----
Edelbrock Ported Nick AlumN/A2.19/1.76
-
No Pipe
N/A-151/112225/150277/179315/200347/215364/223380/228----
Edelbrock Victor Jr 460 CJ 61669 SF1020 Alum310/1002.19/1.767576/67140/118207/153260/180300/200319/207326/207-----
Eliminator AlumN/A-N/A65/63134/135203/188271/233333/265380/286393/297415/305431/313---
Eliminator 385-902 Ported Alum371/1792.425/1.8882-------450/320----
Eliminator 385-903 Ported Alum371/1792.425/1.8882---------480/350--
Flow Technologies - EX-514 Ported IronN/A2.35/1.88N/A75/56150/118227/150300/191367/270407/270429/293414/308419/301---
Flow Technologies - EX-514 Dave McLain AlumN/A2.35/1.88N/A73/66145/128217/176283/210334/239377/261404/278420/293419/301---
Flow Technologies - EX-514 CNC Dave McLain AlumN/A2.35/1.88N/A74/64146/128219/170287/212347/247388/282412/302434/317436/330---
Flow Technologies - EX-514 Stage I Ported AlumN/A2.35/1.8865-84-------410/315----
Flow Technologies - EX-514 Ported Charlie Evans AlumN/A2.35/1.88
-
No Pipe
N/A70/67148/116225/154296/190359/229405/268435/298447/317----
Flow Technologies - EX-514 Stage III Ported AlumN/A2.40/1.88
4.40
65-84-------485/345----
Manufact.
Part Number
Port/Vol
Int/Exh
Valve Size Int/Exh Comb. Cham. Vol .100 .200 .300 .400 .500 .600 .700 .800 .900 1.000 1.100 Average
Jon Kaase P51 Charlie Evans Out of Box AlumN/A2.25/1.76
-
No Pipe
N/A74/58172/106260/144335/181376/210384/227368/240368/246----
Jon Kaase P51 Intake Bowls Ported Charlie Evans AlumN/A2.25/1.76
-
No Pipe
N/A74/58171/106260/144337/181384/210399/227403/240407/246----
Jon Kaase P51 Ported Charlie Evans AlumN/A2.30/1.76
-
No Pipe
N/A72/57155/112253/151336/187392/219423/242421/255418/264----
Jon Kaase P51 Alum310/1452.25/1.76N/A72/52152/107234/151306/183350/202368/215388/229395/239----
Jon Kaase P51 SF600 Alum310/1452.25/1.7672105/103175/137258/170330/199375/223395/242401/251-----
Jon Kaase P51 Ported Stuska1 Alum315/--
4.40
N/A78/-170/-261/-332/-383/-398/-422/-430/-433/----
Jon Kaase Boss Nine CCM AlumN/A2.30/1.90N/A79/65161/128244/186308/244366/272409/287406/299396/306----
Jon Kaase Boss Nine Ported Wells AlumN/A2.30/1.90
-
No Pipe
N/A75/52158/123248/172328/223388/261422/290430/308432/314----
Jon Kaase Boss Nine Ported Wells AlumN/A2.30/1.90
-
No Pipe
N/A74/53163/127276/182356/246409/282432/308430/313428/315----
Pro Comp 300 Alum300/1302.19/1.718473/61153/110219/145241/160260/174291/196306/205-----
Pro-FilerP/N 205 BBF C Alum420/-2.45/1.8560-165/135257/179331/218395/262-484/308512/322524/329521/334--
Pro-Filer Ported Bennett I-52 E-55 AlumN/A2.40/1.90
-
No Pipe
N/A-166/115243/164304/210356/244410/272462/289486/305504/319---
Manufact.
Part Number
Port/Vol
Int/Exh
Valve Size Int/Exh Comb. Cham. Vol .100 .200 .300 .400 .500 .600 .700 .800 .900 1.000 1.100 Average
Pro-Filer 550 Ported Bennett AlumN/A2.45/1.8566--------550/----
Pro-Filer BBF C-460 CNC Darin Morgan SF600 AlumN/A2.45/1.85
-
No Pipe
N/A-150/125237/178312/233390/279456/315498/342525/359540/371540/376--
Shanons Engineering - EX 514 Bowl BlendN/A2.35/1.9463-78------392/288-----
Shanons Engineering - EX 514 Mod. PortedN/A2.35/1.9463-78------418/310-----
Shanons Engineering - EX 514 Pro PortedN/A2.40/1.9063-78-------458/343----
Shanons Engineering - A-series PortedN/A-N/A-------481/-----
Sonny's Ported C-460N/A-65-------507/-----
Trick Flow Street SF600N/A2.20/1.76N/A72/60152/110219/145273/180312/204334/223------
Trick Flow 429/460 SF600 Alum290/1302.20/1.76
4.38
2" Pipe
7472/60152/110219/145280/180331/204344/225350/240-----
Trick Flow 429/460 Charlie Evans Out of Box Alum290/1302.20/1.76
-
No Pipe
7466/50144/100211/138275/168325/193351/211351/222-----
Trick Flow 429/460 Bowl Work Charlie Evans AlumN/A2.20/1.76N/A68/54146/104214/143279/178328/206356/227354/235-----
Trick Flow 429/460 Ported Charlie Evans AlumN/A2.20/1.76N/A69/64148/116233/147301/208335/208357/228373/240-----
Manufact.
Part Number
Port/Vol
Int/Exh
Valve Size Int/Exh Comb. Cham. Vol .100 .200 .300 .400 .500 .600 .700 .800 .900 1.000 1.100 Average
Trick Flow 429/460 Ported Smithberg Racing Alum305/-2.20/1.76
4.31
No Pipe
7477/56156/115235/154294/188335/218365/241385/264408/279----
Trick Flow 429/460 Ported TEA Alum325/1452.25/1.76
-
2 Pipe
8078/58138/117211/158288/199343/237369/260387/276394/287----
Trick Flow 429 CJ Ported Kaase AlumN/A2.25/1.75N/A--245/172308/203350/228375/241395/244401/246----
Trick Flow (A460 Style) Ported Fox Lake Stage 1 AlumN/A2.30/1.8890-------411/300----
Trick Flow (A460 Style) Ported Fox Lake Stage 2 AlumN/A2.35/1.8890-------442/335----
Trick Flow (A460 Style) Ported Fox Lake Stage 3 AlumN/A2.35/1.8892--238/183292/225353/258396/288433/311463/346465/354---
Trick Flow A460 SF600 Alum340/-2.30/1.8883-------423/300----
Trick Flow A460 SF600 Alum340/1722.30/1.88
4.50
2" Pipe
9172/68142/121213/164271/202325/235365/262395/284412/300----
Trick Flow A460 Alum340/1722.30/1.889172/57142/106213/145271/179325/209365/238395/260412/274----
Trick Flow A460 Alum340/1722.30/1.889172/64142/132213/156271/190325/222365/250395/268412/280----
Trick Flow A460 CNC Chamber SF600 Alum340/1722.35/1.88
4.50
2" Pipe
N/A76/67160/120246/162312/204357/237392/264418/286428/303----
Trick Flow A460 CNC SF600 Alum360/1802.40/1.88
4.60
2" Pipe
N/A79/71162/129244/175308/216369/251410/280478/304458/321----
Manufact.
Part Number
Port/Vol
Int/Exh
Valve Size Int/Exh Comb. Cham. Vol .100 .200 .300 .400 .500 .600 .700 .800 .900 1.000 1.100 Average
Trick Flow A460 Dave McLain Out of Box AlumN/A2.30/1.88N/A72/61154/126225/175279/211322/243358/269372/281383/292393/----
Trick Flow A460 Charlie Evans Out of Box AlumN/A2.35/1.88N/A-157/112233/157293/190345/218380/240390/255393/262----
Trick Flow A460 Ported Charlie Evans SF600 AlumN/A2.35/1.88
4.625
No Pipe
N/A74/58161/118245/165315/200375/235408/267439/294465/312----
Trick Flow A460 Ported BJs Cylinder Head AlumN/A2.392/1.92
4.625
No Pipe
N/A74/69153/140237/180311/224368/265416/296450/314452/327----
Trick Flow A460 350 Ported TEA AlumN/A2.35/1.88N/A80/63160/131244/179314/227380/271424/311448/339460/361----
Trick Flow A460 350 Ported TEA Alum350/1802.35/1.88N/A80/63160/131244/179314/227380/271415/311435/339457/361----
Trick Flow A460 360 Ported TEA Alum360/1802.40/1.88
4.60
85/8780/72170/134251/182325/227389/271430/312455/345463/364----
Trick Flow A460 Ported BES AlumN/A-84-164/123268/172344/218403/267450/311475/338485/354491/367501/375--
Trick Flow A460 Alum360/1802.40/1.88
4.60
2" Pipe
85/8779/71162/129244/175308/216369/251410/280437/304453/321----


GMC - V6     COPYRIGHT © 2000-2018 Stan Weiss  — World Wide Enterprises
Manufacturer
Part Number
Port/Vol
Int/Exh
Valve Size Int/Exh Combust. Chamber Vol .100 .200 .300 .400 .500 .600 .700 .800 .900 1.000 Average
'68 478 Magnum Andrew HarmanN/A2.25/1.88N/A86/60142/115189/156227/179257/198279/210290/224----
'68 478 Magnum Ported Andrew HarmanN/A2.35/2.00N/A85/75183/158220/191254/225283/243318/256336/275----


GM Duramax Diesel     COPYRIGHT © 2000-2018 Stan Weiss  — World Wide Enterprises
Manufacturer
Part Number
Port/Vol
Int/Exh
Valve Size Int/Exh Combust. Chamber Vol .100 .200 .250 .300 .350 .400 .450 .500 .600 .700 Average
'04 1/2 Stock Bill Jones AlumN/A1.30/1.22N/A79/68143/127-178/138181/140180/140180/140----
'04 1/2 Minor Porting Bill Jones AlumN/A1.30/1.22N/A79/67140/129-181/163194/169197/172197/173----
'04 1/2 Pretty Seriuos Porting Bill Jones AlumN/A1.30/1.22N/A85/79147/147-193/188210/195222/199229/201----


Holden     COPYRIGHT © 2000-2018 Stan Weiss  — World Wide Enterprises
Manufacturer
Part Number
Port/Vol
Int/Exh
Valve Size Int/Exh Combust. Chamber Vol .100 .200 .300 .400 .500 .600 .700 .800 .900 1.000 Average
186 Red 12 Port Ported Stage I IronN/A-N/A48/4988/76120/91147/107163/123------
HQ Ported Knight EnginesN/A1.94/-N/A66/-132/-187/-223/-244/-250/------
HQ Ported Knight EnginesN/A-N/A71/52136/103191/138234/157245/165256/169-----
VN 5.0l StockN/AStockN/A63/54127/104173/134204/155216/167--237/173---
VN 5.0l Ported Stage IN/A-N/A65/-133/-182/-214/-237/---237/173---
VN EFI Rams Head Service AlumN/A2.02/1.606469/46127/99177/131210/149226/161232/167236/172237/173---
VN - VT EFI Stage II CNC Bullet Cylinder Heads Alum182/852.05/1.62562/6569/53137/105188/142226/169257/178271/188280/194----
VN - VS EFI Stage III CNC Bullet Cylinder Heads Alum192/872.05/1.6256569/55139/108190/146230/173264/182288/192295/200----
New 2009 CNC Bullet Cylinder Heads AlumN/A2.10/1.60N/A75/62146/110201/150240/185283/202305/214315/222----
Torque-Power 230 CNC Bullet Cylinder Heads Alum230/912.15/1.625
4.00
6071/58144/103219/144276/185312/220337/229350/237----
Torque-Power 230 CNC Bullet Cylinder Heads Alum230/912.15/1.625
4.125
6071/58141/103218/144279/185319/220346/229355/237----
Torque-Power 260 CNC Bullet Cylinder Heads Alum260/-2.20/1.625
4.125
N/A------380/-----
Manufacturer
Part Number
Port/Vol
Int/Exh
Valve Size Int/Exh Combust. Chamber Vol .100 .200 .300 .400 .500 .600 .700 .800 .900 1.000 Average
Yella Terra -3 CNC Bullet Cylinder Heads Alum182/742.055/1.606067/65137/111196/148234/174259/193272/202275/204----
Yella Terra -9 CNC Bullet Cylinder Heads AlumN/A2.10/1.6057/6175/62140/110212/150265/185302/202326/214330/222----
Yella Terra 12 Port (Black / Blue) IronN/A1.74/1.5556/68-----------


Honda     COPYRIGHT © 2000-2018 Stan Weiss  — World Wide Enterprises
Manufacturer
Part Number
Port/Vol
Int/Exh
Valve Size Int/Exh Combust. Chamber Vol .100 .150 .200 .250 .300 .350 .400 .450 .500 .550 .600 Average
Honda B16 2 nd Gen CCHN/A33mm/28mmN/A-------229/183----
Honda B16 2 nd Gen Ported CCHN/A33mm/28mmN/A-------273/228----
Honda B16 Alaniz Cyl HeadsN/A33mm/28mmN/A75/64117/104152/128179/149197/165216/176233/181245/185253/186---
Honda B16 Ported Perfmance CNCN/A33mm/28mm
-
No Pipe
N/A102/78-185/147-250/197-278/220285/226299/231306/233--
Honda B16 AN/A1.30/1.18N/A89/88-154/136-199/163-233/173-256/177262/179--
Honda B16 A Ported ToddN/A1.30/1.18N/A82/87-153/163-215/192-263/198-294/203305/205--
Honda B16 A Ported Kelford CamsN/A-N/A----------319/--
Honda B16 A/18 C25 CNC M2 Race Systems123/-33mm/ 28mm
3.285
4684/76125/120164/147195/166220/179242/190256/203269/209280/214---
Honda B16 RN/A33mm/28mmN/A88/78123/115158/144190/167211/180227/180240/191251/193259/194---
Honda B16 R PortedN/A33mm/28mmN/A97/93134/124167/148198/176229/198258/211280/219294/224301/----
Honda B18 CN/A33mm/28mmN/A88/81-158/135-211/161-240/165-259/166---
Honda B18 C PortedN/A33mm/28mmN/A89/83-159/152-221/194-269/203-288/217---
Manufacturer
Part Number
Port/Vol
Int/Exh
Valve Size Int/Exh Combust. Chamber Vol .100 .150 .200 .250 .300 .350 .400 .450 .500 .550 .600 Average
Honda B18 C1 CNC M2 Race SystemsN/A33mm/ 28mm
3.285
4585/72126/109164/152191/179218/194241/206259/214273/220283/225---
Honda D16 Open Chamber CCHN/A30mm/26mmN/A-------229/170----
Honda D16 Open Chamber Ported CCHN/A30mm/26mmN/A-------259/210----
Honda D16 Closed Chamber CCHN/A30mm/26mmN/A-------221/162----
Honda D16 Closed Chamber Ported CCHN/A30mm/26mmN/A-------255/211----
Honda F22a Turbowa PortedN/A-N/A87/83127/121163/150191/172218/186241/198261/211276/215288/218296/221--
Honda F22a1 McFredN/A34mm/ 29mmN/A82/44125/75165/108200/130219/143234/151251/156264/160275/163---
Honda F22a1 McFred PortedN/A34mm/ 29mmN/A78/66128/104163/137194/161229/178245/187252/194277/198280/202---
Honda F22b2 4 Intake MikeN/A32mm/ 29mmN/A80/63-149/125-179/152-198/160-207/163208/169--
Honda F22b2 Ported MikeN/A32mm/ 29mmN/A73/64-139/124-174/166-210/188-240/200-/205--
Honda F22 '90-93 SOHC CHR Motorsports Home Made BenchN/A34mm/ 29mm
-
Radius on Exhaust
N/A82/44125/75165/108200/130219/143234/151251/156264/160275/163---
Honda F22 '90-93 SOHC Ported CHR Motorsports 28 Deg Back Cut on Intake Home Made BenchN/A34mm/ 29mm
-
Radius on Exhaust
N/A94/81137/110171/142197/172219/193238/207256/215268/221277/229286/234--
Manufacturer
Part Number
Port/Vol
Int/Exh
Valve Size Int/Exh Combust. Chamber Vol .100 .150 .200 .250 .300 .350 .400 .450 .500 .550 .600 Average
Honda F22 '90-93 SOHC Ported CHR Motorsports 30 Deg Back Cut on Intake Home Made BenchN/A34mm/ 29mm
-
Radius on Exhaust
N/A103/91146/110180/142206/172228/193248/207273/215285/221290/229300/234--
Honda F23 Ported Galto RacingN/A33.9mm/28.9mm4885/77133/116172/141209/163232/176244/184258/190269/195273/196---
Honda GSR Ported WAT PortflowN/A33mm/ 28mm
81mm
N/A84/70119/111150/150183/176213/188237/195255/197267/198280/203---
Honda H22N/A35mm/ 30mmN/A87/--166/--219/--251/--268/----
Honda H22 killer VJN/A35mm/ 30mmN/A105/83-175/145-242/186-278/210-293/216---
Honda H22 Ported DH RacingN/A36mm/ 31mmN/A92/71142/113185/140216/160242/182265/200284/212296/220307/225316/229321/232-
Honda H22 Civic Ported Kelford CamsN/A1.42/1.22N/A94/90140/139178/168212/193238/211258/220272/225283/229290/234---
Honda H22A M2 Race SystemsN/A35mm/ 30mm
3.285
N/A-----246/181260/185270/187277/187281/189--
Honda H22A CNC M2 Race SystemsN/A35.5mm/ 30.5mm
3.285
N/A86/82132/122176/165209/197239/208265/218283/227296/233307/236315/239321/241-
Honda H22A Ported Redline Series JG Engine DynamicsN/A35mm/ 30mmN/A--------290/250---
Honda H22A Ported Pro Series JG Engine DynamicsN/A-N/A--------318/260---
Honda H22A Pro Import Ported Kelford CamsN/A1.46/1.20N/A91/85138/132172/165209/190237/205266/213290/220309/225325/229338/233347/236-
Manufacturer
Part Number
Port/Vol
Int/Exh
Valve Size Int/Exh Combust. Chamber Vol .100 .150 .200 .250 .300 .350 .400 .450 .500 .550 .600 Average
Honda H22A BTCC Ported Kelford CamsN/A1.42/1.22N/A90/85140/132175/165208/191233/206256/214276/218293/221306/223---
Honda K20 N/A34.9mm/ 30mmN/A-------270/-----
Honda K20 Sabre HeadsN/A34.9mm/-N/A85/-132/-175/-211/-238/-263/-277/-281/-289/-295/---
Honda K20 Ported Redline Series JG Engine DynamicsN/A35mm/ 30mmN/A---------305/250--
Honda K20 Ported Pro Series JG Engine DynamicsN/A-N/A---------326/265--
Honda K20A Mild Port Kelford CamsN/A1.38/1.18N/A87/78136/120176/154215/183245/199268/210282/216291/221298/223309/226--
Honda K20A Race Port Kelford CamsN/A1.44/1.18N/A96/106145/155190/191229/212257/219277/226290/232303/236316/239325/241--
Honda K20A-2 MikeN/A35mm/30mmN/A--------289/-296/---
Honda K20A-2 Alaniz Cyl HeadsN/A35mm/30mmN/A100/83146/111188/140217/164240/181260/192274/196286/200295/202295/204--
Honda K20A-2 CNC Alaniz Cyl HeadsN/A36mm/30mmN/A104/84153/118197/152235/194265/221288/241307/251324/258333/263342/268--
Honda V-TechN/A33mm/ 28mmN/A85/76-160/143-201/167-240/169-254/171---
Honda V-Tech Ported M2 Race SystemsN/A-N/A85/72-163/152-218/194-259/214-283/225---
Manufacturer
Part Number
Port/Vol
Int/Exh
Valve Size Int/Exh Combust. Chamber Vol .100 .150 .200 .250 .300 .350 .400 .450 .500 .550 .600 Average
Honda V-Tech Ported Redline Series JG Engine DynamicsN/A33mm/ 28mmN/A--------285/235---
Honda V-Tech Ported Pro Series JG Engine DynamicsN/A34mm/28.5mmN/A--------312/243---
Dart Honda Fits all B-Series SF600 Alum125/-33mm/ 28mm
81.5mm
No Pipe
4299/90-168/152-215/176-250/179-269/178---
Dart Honda CNC Fits all B-Series SF600 Alum135/9034mm/ 28mm
81.5mm
No Pipe
45100/92-168/168-236/207-275/221-320/224---
RHS / Pro Topline Honda V-Tech Stock AlumN/A33mm/ 28mmN/A--------265/----
RHS / Pro Topline Honda V-Tech Cast Blended AlumN/A33.5mm/ 28.5mmN/A--------275/----
RHS / Pro Topline Honda V-Tech CNC AlumN/A34mm/ 29mmN/A--------295/----
RHS / Pro Topline Honda V-Tech CNC Ed SF600 AlumN/A33mm/-N/A101/--187/--242/-258/-274/-287/-298/-307/---
 
 
hrd     COPYRIGHT © 2000-2018 Stan Weiss  — World Wide Enterprises 
 
Manufacturer
Part Number
Port/Vol
Int/Exh
Valve Size Int/Exh Combust. Chamber Vol .137 .201 .268 .335 .401 .468 .700 Average
Honda B-18 CNC Ported by HRDN/A-N/A100/90163/144200/190235/205255/218265/225--
 
 
chr     COPYRIGHT © 2000-2018 Stan Weiss  — World Wide Enterprises 
 
Manufacturer
Part Number
Port/Vol
Int/Exh
Valve Size Int/Exh Combust. Chamber Vol .098 .201 .299 .350 .402 .500 .598 Average
Honda B-16 A CHRN/A33mm/ 28mmN/A74/63114/118142/148158/157167/158178/158198/--
Honda B-16 A Ported CHRN/A-N/A75/66132/133156/173182/183194/189222/201242/--


Hyundai     COPYRIGHT © 2000-2018 Stan Weiss  — World Wide Enterprises
Manufacturer
Part Number
Port/Vol
Int/Exh
Valve Size Int/Exh Combust. Chamber Vol .100 .150 .200 .250 .300 .350 .400 .450 .500 Average
2.0l (BetaII) CHRN/A32mm/ 27.85mmN/A92/80130/104164/129188/146204/156197/161196/165---
2.0l (BetaII) Ported CHRN/A-N/A104/84143/110176/138203/158222/172224/183226/191229/196230/202-
'10 2.0l (Theat) Bill JonesN/A1.38/1.143N/A91/77-165/140-225/169246/175259/178---
'10 2.0l (Theat) Mild Port Bill JonesN/A36mm/30mm35290/71-164/139-222/181245/191260/197---
Tiburon 4N/A32mm/ 27.85mmN/A81/75128/99154/123178/143187/156192/161193/163194/163--
Tiburon 4 PortedN/A33mm/ 28.85mmN/A88/80121/105156/129212/172225/186232/196238/203241/206--
Tiburon 2.7l V6N/A32mm/ 27.5mmN/A83/71113/102150/128168/144180/152186/152185/152---
Tiburon 2.7l V6 Ported NGM Stage III +1mm valveN/A33mm/ 28.5mmN/A83/80121/123156/166186/180207/185220/189227/192---
Tiburon 2.7l V6 Ported NGM Stage IV +1mm valveN/A33mm/ 28.5mmN/A------237/212---


Jaguar     COPYRIGHT © 2000-2018 Stan Weiss  — World Wide Enterprises
Manufacturer
Part Number
Port/Vol
Int/Exh
Valve Size Int/Exh Combust. Chamber Vol .050 .100 .150 .200 .250 .300 .350 .400 .450 .500 .550 Average
4.4l DOHC Ported Kelford CamsN/A1.46/1.30N/A46/3992/87142/135184/171215/197233/205239/210245/214252/219258/222--


Lotus     COPYRIGHT © 2000-2018 Stan Weiss  — World Wide Enterprises
Manufacturer
Part Number
Port/Vol
Int/Exh
Valve Size Int/Exh Combust. Chamber Vol .050 .100 .150 .200 .250 .300 .350 .400 .450 .500 Average
TC Ported CNC Heads UKN/A1.562/1.496
100mm
No Pipe
N/A23/-49/4276/-104/96127/-143/125157/-168/139175/-178/143-


Mazda     COPYRIGHT © 2000-2018 Stan Weiss  — World Wide Enterprises
Manufacturer
Part Number
Port/Vol
Int/Exh
Valve Size Int/Exh Combust. Chamber Vol .050 .100 .150 .200 .250 .300 .350 .400 .450 .500 .550 Average
1.6N/A31mm/ 26.2mmN/A-72/--133/--166/-172/-177/-177/-177/---
1.6 - Import Machine ServiceN/A31mm/ 26.2mmN/A-68/64-129/119-160/148166/151170/154172/155174/157--
1.6 - Import Machine Service PortedN/A-N/A-76/70-140/123-179/173189/173193/178198/182202/184--
1.6 MX5 MK1 Sabre HeadsN/A31mm/ 26.2mm
-
No Pipe
N/A34/2867/5799/83130/115153/137167/148176/153183/155187/157---
1.6 MX5 MK1 Ported Sabre HeadsN/A32mm/ 27.2mm
-
No Pipe
N/A38/3175/70113/104150/134181/149199/157209/162215/164220/168---
1.8 MX5 Late Sabre HeadsN/A33mm/ 28mm
82mm
No Pipe
N/A36/2872/61112/91147/122173/141189/154199/160205/163208/167---
1.8 MX5 Late Light Intake Porting Sabre HeadsN/A33mm/ 28mm
82mm
No Pipe
N/A37/2873/61112/91146/122175/141198/154208/160218/163225/167---
1.8 MX5 Late Comp Intake Porting Sabre HeadsN/A34mm/ 28mm
82mm
No Pipe
N/A38/2874/61111/91149/122185/141210/154226/160234/163241/167---
1.8 MX5 Late Larger Bore Porting Sabre HeadsN/A34mm/ 29mm
84mm
No Pipe
N/A39/3479/80119/119158/153192/172215/186229/193237/198240/201---
1.8N/A33mm/ 28mmN/A-81/50-153/93-195/120-207/126----
1.8 Miata Alaniz Cyl HeadsN/A33mm/ 28mmN/A38/3176/64114/95149/121175/134188/143196/148200/155200/157202/159--
1.8 Mild PortN/A33mm/ 28mmN/A-83/51-159/97-208/127-232/142----
Manufacturer
Part Number
Port/Vol
Int/Exh
Valve Size Int/Exh Combust. Chamber Vol .050 .100 .150 .200 .250 .300 .350 .400 .450 .500 .550 Average
2.0 Ported Alum127/7433mm/ 27.5mm30------------
FE3N/A44mm/36mm
-
Pipe
N/A--103/106136/137160/169180/186189/191226/194234/194---
FE3 Ported Level 3 PolkN/AStock
-
Pipe
N/A--141/104175/143194/177211/203226/219241/225251/230255/---
BP1800 Mild Port Kelford CamsN/A1.30/1.10N/A39/2978/60119/94152/121181/142198/153206/159214/163220/165223/168--


Mercedes     COPYRIGHT © 2000-2018 Stan Weiss  — World Wide Enterprises
Manufacturer
Part Number
Port/Vol
Int/Exh
Valve Size Int/Exh Combust. Chamber Vol .050 .100 .150 .200 .250 .300 .350 .400 .450 .500 .550 Average
C36 AMG Twin Turbo 24v Sabre HeadsN/A35mm/31mm
-
No Pipe
N/A41/3682/81122/135159/167186/180202/188214/190220/194225/195228/196--
C36 AMG Twin Turbo 24v Ported Sabre HeadsN/A35mm/31mm
-
No Pipe
N/A41/3782/81121/134161/187191/203215/211232/218238/220243/224246/229--
600cc Smart Car Sabre HeadsN/A30mm/25mm
-
No Pipe
N/A13/1126/2339/3452/4362/5167/5568/5970/6171/63---
600cc Smart Car Ported Sabre HeadsN/A30mm/25mm
-
No Pipe
N/A13/1126/2339/3554/4767/5874/6475/6976/7078/71---
700cc Smart Car Sabre HeadsN/A30mm/-N/A14/-27/-42/-57/-63/-66/-68/-70/-72/----
700cc Smart Car Ported Sabre HeadsN/A30mm/25mm
-
No Pipe
N/A14/1128/2242/3658/5171/6471/6872/6974/6976/68---
 
 
_Mercedes     COPYRIGHT © 2000-2018 Stan Weiss  — World Wide Enterprises 
 
Manufacturer
Part Number
Port/Vol
Int/Exh
Valve Size Int/Exh Comb. Chamber Vol 2mm 4mm 6mm 8mm 10mm 12mm 14mm 16mm 18mm 20mm 22mm Average
200 Cdi 16v NPSN/A30.2mm/ 28.5mm
-
No Pipe
N/A45/5687/102125/134149/154158/162164/168------


MGB     COPYRIGHT © 2000-2018 Stan Weiss  — World Wide Enterprises
Manufacturer
Part Number
Port/Vol
Int/Exh
Valve Size Int/Exh Combust. Chamber Vol .100 .150 .200 .250 .300 .350 .400 .450 .500 Average
AN/A1.565/1.34443----------
BN/A1.565/1.34443----------
CN/A1.625/1.3443949/3573/5093/64109/74118/81124/86129/90132/91134/93-
C Modified ExhaustN/A1.625/1.3443949/43-93/78-118/90-129/97-134/101-
DN/A1.565/1.3443945/3368/5086/5992/73104/78107/81108/83110/84110/85-
Aluminum ReplacementN/A1.625/1.344N/A51/3671/5690/72103/79111/83113/87116/89117/90118/93-
SN/AStockN/A45/3554/4373/5290/6199/66108/69113/72115/72115/71-


Mitsubishi     COPYRIGHT © 2000-2018 Stan Weiss  — World Wide Enterprises
Manufacturer
Part Number
Port/Vol
Int/Exh
Valve Size Int/Exh Combust. Chamber Vol .100 .150 .200 .250 .300 .350 .400 .450 .500 .550 .600 Average
Eclipse SOHCN/A-N/A--------240/125---
Eclipse SOHC CNC M2 Race SystemsN/A35.25mm/ 25.7mm
3.575
N/A--------275/195---
4G63 Gen IN/A34mm/ 30.5mmN/A---229/187237/188-------
4G63 Gen I '89-94 CNC M2 Race SystemsN/A35mm/ 30.5mm
3.575
N/A----251/202-283/240284/249-286/260--
4G63 Alaniz Cyl HeadsN/A34mm/ 30.5mmN/A77/75117/117154/151187/174206/189216/197220/199221/200223/202---
4G63 Ported Level 4 PolkN/A35mm/-N/A106/-161/-188/-241/-270/-298/-309/-320/-334/-346/-357/--
4G63 AMS SF600N/A34mm/ 30.5mmN/A81/67119/105153/138183/173201/192209/203211/208205/209206/211---
4G63 Ported AMS SF600N/A34mm/ 30.5mmN/A107/88151/134189/193222/229244/245258/249269/255274/261277/265---
4G63 1G Ported Fox Lake SF600N/A-N/A------280/-289/-291/----
4G63 2G Ported Fox Lake SF600N/A-N/A------272-281/-287/----
1GN/A34mm/30.5mmN/A78/84-150/170-204/205218/206225/------
1G Mild PortN/A-N/A83/--157/--222/-235/-244/------
Manufacturer
Part Number
Port/Vol
Int/Exh
Valve Size Int/Exh Combust. Chamber Vol .100 .150 .200 .250 .300 .350 .400 .450 .500 .550 .600 Average
1G PortedN/A-N/A------275/------
1G Ported Mike +1mm valvesN/A35mm/31.5mmN/A87/78-169/166-230/208-257/227-270/239---
2GN/A34mm/30.5mm
3.37
No Pipe
N/A80/73-155/146-211/181-227/183229/183----
2G PortedN/A-
3.37
No Pipe
N/A91/73-173/147-226/210-254/234269/240----
EVO 4G63 CHW AlumN/A34mm/30.5mm
-
No Pipe
43.374/75-147/142-195/176-200/179-196/182-198/181-
EVO 4G63 Ported CHW AlumN/A35mm/31.5mm
-
No Pipe
4587/85-164/159-215/211-239/227-246/229-252/231-
EVO Ported Fox Lake SF600N/A-N/A------265-276/-280/----
EVO 1 Sabre Heads JSN/A34mm/30.5mmN/A80/72122/120161/163197/189225/198238/202246/205251/205252/205---
EVO 1 Ported Sabre Heads SF110N/A34mm/31.5mmN/A78/79118/132159/172197/194225/207240/219251/224257/227261/231---
EVO 4G63 CosworthN/A34mm/ 30.5mmN/A--------282/257---
EVO 4G63 Ported CosworthN/A-N/A--------335/282---
EVO 8 4G63 David BN/A34mm/30.5mmN/A-177/135-221/197-224/218-228/218----
Manufacturer
Part Number
Port/Vol
Int/Exh
Valve Size Int/Exh Combust. Chamber Vol .100 .150 .200 .250 .300 .350 .400 .450 .500 .550 .600 Average
EVO 9 Kelford CamsN/A34mm/ 30.5mmN/A81/70122/110158/142188/162211/175225/186236/192239/196----
EVO 9 Mild Port Kelford Cams +1mm valvesN/A35mm/ 31.5mmN/A89/81131/121169/160200/179227/193245/204257/213266/221----
EVO 9 CNC Heads UKN/A1.377/1.24
100mm
Pipe
N/A77/72115/-154/161188/-211/202219/-222/219226/-227/226---
EVO 9 Ported CNC Heads UKN/A1.377/1.24
100mm
Pipe
N/A89/85133/-177/186213/-240/239263/-278/271286/-291/294---
EVO IX Ported AMS +1mm valves SF600N/A35mm/ 31.5mmN/A107/88151/134189/193222/229244/245258/249269/255274/261277/265---
EVO X AMS SF600N/A34mm/ 30.5mmN/A101/74147/128186/157216/161235/183252/186266/189275/191280/193---
EVO X Ported AMSN/A-N/A97/86139/141183/199225/226251/233274/235293/238305/239315/240---
EVO X 4B11 David BN/A34mm/ 30.5mmN/A-141/142-202/197-242/212-256/219----
EVO X 4B11N/A34mm/ 30.5mmN/A85/71131/121173/154208/170231/177250/181265/183273/185277/187---
EVO X 4B11 Mild Ported Kelford CamsN/A34mm/ 30.5mmN/A86/80131/127173/157209/178235/189256/194272/197283/198292/200---
G54B Ported MarnalN/A1.80/1.50N/A58/51-114/91-170/118-211/141-223/155-229/160-
NT PPE LLCN/A-N/A84/73-169/156-220/185-233/191-----
Manufacturer
Part Number
Port/Vol
Int/Exh
Valve Size Int/Exh Combust. Chamber Vol .100 .150 .200 .250 .300 .350 .400 .450 .500 .550 .600 Average
NT Port PPE LLCN/A-N/A91/96-175/183-242/211-260/219-----
TT N/A-N/A86-93/77-80-165-179/151-164-223-230/191-200-246-262/195-216-249-256/196-219---
VR4 N/A-N/A95/98-174/168-226/201240/209249/212-----


Nissan     COPYRIGHT © 2000-2018 Stan Weiss  — World Wide Enterprises
Manufacturer
Part Number
Port/Vol
Int/Exh
Valve Size Int/Exh Combust. Chamber Vol .100 .150 .200 .250 .300 .350 .400 .450 .500 .550 .600 Average
Datsun 1600 Road Race Ported Tri-MarkN/A1.69/1.38N/A64/61-130/100-171/128-196/147-205/155-207/159-
FJ20 Ported Kelford CamsN/A1.38/1.22N/A88/78133/119170/149209/186235/202255/206268/211279/215285/215---
FJ20 Race Ported Kelford CamsN/A-N/A92/87146/147188/171225/189254/201278/208293/213304/215315/217---
'95 KA24DE AaronN/A36.6mm/ 31.3mmN/A99/76-171/144-223/174-242/183-244/184---
'95 KA24DE Street Port AaronN/A36.6mm/ 31.3mmN/A86/85-166/137-225/173-255/184-260/188---
KA24DEN/A36.6mm/ 31.3mmN/A--156/147199/170225/182248/196248/201248/201248/201---
KA24DE Ported BMCN/A-N/A--166/151227/182260/192277/199289/208300/218305/222310/225--
KA24DE Ported CervasaN/A37.6mm/ 32.3mmN/A122/106-228/193-316/253-332/278-379/281---
QR25N/A-N/A-------213/180----
RB25 Ported Bullet Cylinder HeadsN/A34.12mm/ 29.6mmN/A91/76-172/136-228/176-261/188272/192281/194286/196--
RB26 Ported Bullet Cylinder HeadsN/A34.6mm/ 30.15mmN/A97/83-179/146-247/173-280/188285/192----
RB26DETT Ported Kelford CamsN/A1.35/1.18N/A88/80129/126164/159198/184228/196252/205269/211282/217289/222---
Manufacturer
Part Number
Port/Vol
Int/Exh
Valve Size Int/Exh Combust. Chamber Vol .100 .150 .200 .250 .300 .350 .400 .450 .500 .550 .600 Average
RB30 Ported Bullet Cylinder HeadsN/AStockN/A53/57-106/50-152/124-193/128196/130198/131202/132--
RB30 Ported Bullet Cylinder HeadsN/A1 mm OSN/A54/56-108/51-158/126-199/131201/133207/134212/136--
SRN/A34.15mm/ 30.15mmN/A-------210/160----
SR20DE Alaniz Cyl HeadsN/A34.15mm/ 30.15mmN/A79/70121/105156/131181/142194/149206/152213/154215/154217/154---
SR20DE Ported Alaniz Cyl Heads Exhaust +.5mmN/A34.65mm/ 30.65mmN/A81/71122/105158/133188/152207/163217/169225/173231/176234/177---
SR20VE Knight EnginesN/A-N/A85/85-158/146-219/170-253/175-262/178---
SR20VE Ported Knight EnginesN/A-N/A92/88-175/157-246/209-283/232-302/238---
SR20 Ported Kelford CamsN/A1.42/1.14N/A77/78119/114156/142190/166221/181246/191265/198278/202288/205---
SR20 S13N/A34.15mm/ 30.15mmN/A89/82-161/137-200/151-215/156216/156----
SR20 S13 PortedN/A34.15mm/ 30.15mmN/A93/86-173/154-220/177-250/194259/198----
SR20 S13 Ported Bullet Cylinder HeadsN/A34.15mm/ 30.15mmN/A94/87-170/155-223/177-251/194260/198----
VH41 V8 Kelford CamsN/A1.50/1.30N/A92/83139/123183/160217/186234/199249/206257/211263/215269/216---
Manufacturer
Part Number
Port/Vol
Int/Exh
Valve Size Int/Exh Combust. Chamber Vol .100 .150 .200 .250 .300 .350 .400 .450 .500 .550 .600 Average
VH41 V8 Ported Kelford CamsN/A1.50/1.30N/A97/84149/138196/176225/199249/208265/216277/221285/222288/226---
300Z VG35 PortedN/A-N/A62/53-119/99-163/115-181/128-186/132-194/--
350Z VQ35 M2 Race SystemsN/A37.15mm/ 31.35mm
3.575
N/A-144/106189/138223/152243/158254/161261/163266/163270/163271/164--
350Z VQ35 CNC M2 Race SystemsN/A37.15mm/ 31.35mm
3.575
N/A96/71144/109189/147226/170259/190280/202296/209310/212319/214325/215--
 
 
_Nissan     COPYRIGHT © 2000-2018 Stan Weiss  — World Wide Enterprises 
 
Manufacturer
Part Number
Port/Vol
Int/Exh
Valve Size Int/Exh Combust. Chamber Vol 2mm 4mm 6mm 8mm 10mm 12mm 14mm 16mm 18mm 20mm 22mm Average
CA18DETT Ported /Andre' NorrbackN/A34mm/28mm
85mm
No Pipe
N/A63/52122/100178/133223/135251/136264/139269/139-----


Olds     COPYRIGHT © 2000-2018 Stan Weiss  — World Wide Enterprises
Manufacturer
Part Number
Port/Vol
Int/Exh
Valve Size Int/Exh Combust. Chamber Vol .100 .200 .300 .400 .500 .600 .700 .800 .900 Average
Olds 215 Dan Jones AlumN/A1.525/1.35N/A43/3585/65116/77128/81134/84136/84----
Olds 215 Dan Jones Ported AlumN/A1.525/1.35N/A48/3695/73124/96150/110165/119168/122----
Olds 215 Dan Jones Ported AlumN/A1.62/1.40N/A51/45104/76146/99168/114170/124174/127----
Olds 215 Ported Bill JonesAlumN/A1.60/1.418N/A54/43110/81136/108149/120154/126-----
Olds Iron177/133-N/A-----207/162----
Olds 350 5 MID-AM Performance IronN/A-N/A-131/92180/123205/138222/144234/148----
Olds 350 6 MID-AM Performance IronN/A-N/A-140/95186/129222/142228/147233/153----
Olds 350 7A IronN/A1.875/1.562N/A55/40105/75148/105170/135180/145-----
Olds 350 7A Ported Knowlton IronN/A2.00/1.625N/A------272/180---
Olds 350 7&7A MID-AM Performance IronN/A-N/A-140/99186/126208/139222/148226/152----
Olds 350 8 MID-AM Performance IronN/A1.875/1.625N/A-144/108197/114220/121229/125230/131----
Olds 350 8 Ported MID-AM Performance IronN/A2.00/1.68N/A-160/116220/142249/161261/170272/180----
Manufacturer
Part Number
Port/Vol
Int/Exh
Valve Size Int/Exh Combust. Chamber Vol .100 .200 .300 .400 .500 .600 .700 .800 .900 Average
Olds 403 4A MID-AM Performance IronN/A2.00/1.50N/A-144/92199/111218/123226/128228/130----
Olds 403 4A Ported MID-AM Performance IronN/A2.00/1.68N/A-163/112224/140248/152265/166272/179----
Olds A MID-AM Performance IronN/A2.07/1.625N/A84/54159/101208/135233/151250/160259/169----
Olds B MID-AM Performance IronN/A2.07/1.625N/A85/50159/99209/139232/146250/158258/163----
Olds C IronN/A2.07/1.625N/A-162/99211/133233/145250/158259/162----
Olds C IronN/A2.08/1.68N/A-----230/162----
Olds C Ported Brazed Center Divider SF600 IronN/A2.07/1.68
4.155
N/A50/52115/97176/130213/152244/167257/175----
Olds C Ported IronN/A-N/A---220/155250/175275/205290/220---
Olds C Ported Zoltan IronN/A2.072/1.71N/A78/61149/115199/152236/178259/209279/218----
Olds C Ported J S Machine IronN/A2.07/1.71
4.200
No Pipe
N/A100/78157/131192/164252/182277/190288/193----
Olds C Ported J S Machine IronN/A2.07/1.71
4.200
No Pipe
N/A94/84162/136216/171259/191289/202307/206----
Olds C Ported Rocket Ranch IronN/A-N/A-172/109-240/157262/174272/188279/197---
Manufacturer
Part Number
Port/Vol
Int/Exh
Valve Size Int/Exh Combust. Chamber Vol .100 .200 .300 .400 .500 .600 .700 .800 .900 Average
Olds D MID-AM Performance IronN/A2.07/1.625N/A92/50164/98207/133228/147239/157245/166----
Olds E MID-AM Performance IronN/A2.07/1.625N/A89/48156/92215/127243/147250/158253/166----
Olds G IronN/A2.00/1.625N/A---190/140200/150205/155----
Olds G MID-AM Performance IronN/A2.07/1.625N/A91/47158/96205/129225/145236/156239/161----
Olds 455 J MID-AM Performance IronN/A2.00/1.625N/A81/49144/89205/121222/125226/126226/127----
Olds 455 J Ported MID-AM Performance IronN/A2.071/1.71N/A-166/114229/148252/165264/175271/185----
Olds Ka MID-AM Performance IronN/A2.07/1.625N/A85/47157/94209/126224/144236/156239/161----
Edelbrock Performer RPM 60519 SF1020 Alum188/1062.072/1.687767/54131/102195/137245-247/163278-256/179268-259/188----
Edelbrock 6051 Ported AlumN/A-N/A-----315/218----
Edelbrock 60519 CCM Alum188/-2.072/1.68N/A70/53137/95195/132234/168240/185245/194----
Edelbrock 60519 Dick Miller Out of Box AlumN/A2.072/1.68N/A65/53136/103197/139242/167243/182250/189253/192---
Edelbrock 60519 Ported Dick Miller AlumN/A2.072/1.68N/A79/68146/115202/151247/174284/190300/203315/209---
Manufacturer
Part Number
Port/Vol
Int/Exh
Valve Size Int/Exh Combust. Chamber Vol .100 .200 .300 .400 .500 .600 .700 .800 .900 Average
Edelbrock 60519 CNC Dick Miller AlumN/A-N/A72/64149/123212/164269/195304/211322/219337/224---
Edelbrock KTRE CNC Stage III AlumN/A2.072/1.68N/A----283/211296/214310/214---
Edelbrock KTRE CNC Stage V Alum244/-2.19/1.6884----311/211325/214----
Edelbrock Ported Raised roof Bad Port Mondello AlumN/A2.15/-
4.155
N/A78/-146/-224/-290/-349/-379/-395/-396/-390/--
Bulldog Performance Alum212/-2.15/1.75
4.16
N/A79/67141/116204/155244/180279/204287/216292/226---
Bulldog Performance Ported Creative Flow Management Alum250/1622.30/1.75
4.375
No Pipe
7285-83/70155-158/114219-220/170270-278/202316-325/223338-350/243353-373/258361-385/270372-394/275-
Dick Miller / Bulldog Performance - Small BlockN/A2.08/1.690N/A73/57133/93180/131221/169246/182258/204264/216271/221--
Dick Miller / Bulldog Performance - Street Strip Alum240/-2.15/1.75N/A73/57137/99193/137239/173272/201291/220302/233308/240--
Dick Miller / Bulldog Performance Alum255/--76-----300/-----
Dick Miller / Bulldog Performance Alum275/--76-----340/-----
Dick Miller / Bulldog Performance (EMC) Offset Pushrod AlumN/A2.25/1.75N/A-------385/---
Mondello / Knowlton Alum375/-2.25/1.6875----329/-350/-380/-401/---
Manufacturer
Part Number
Port/Vol
Int/Exh
Valve Size Int/Exh Combust. Chamber Vol .100 .200 .300 .400 .500 .600 .700 .800 .900 Average
Procomp Champion Out of Box SF AlumN/A2.072/1.68
4.155
N/A62/54127/96187/129231/151239/170234/180----
Rocket Racing Alum213/1232.15/1.625
4.25
Pipe
76100/56156/105212/149272/173296/191312/200----
Rocket Racing Alum210/1402.15/1.68
4.25
1.75" Pipe
76100/79156/117212/158272/188296/207312/218----
Rocket Racing Out of Box Alum212/-2.15/1.68N/A-139/121193/163242/196266/210278/225----
Rocket Racing Ported Alum229/-2.15/1.68N/A-160/-225/-275/-303/-319/-----
Rocket Racing AlumN/A2.15/1.68
4.175
No Pipe
70--192/137252/165280/184303/201328/203---
Rocket Racing Ported RR Cylinder Heads AlumN/A2.19/1.71
4.18
N/A------370/287---
Rocket Racing / Wenzler Mild Cleanup Alum190/1132.07/1.62
4.125
N/A-----260/170----
Rocket Racing / Wenzler Street / Strip Ported Alum190/1132.11/1.77
4.125
N/A-----300/220----
Rocket Racing / Wenzler Ported AlumN/A-N/A------350/----
Rocket Racing / Wenzler Ported AlumN/A2.15/1.77N/A-134/112206/163263/212312/226351/240346/247351/250--
Z Head Ported Stage 1 Brad Wise I-52 E-45 SF600 AlumN/A2.225/-
4.20
70-134/-211/-273/-319/-330/-340/-341/-342/--
Manufacturer
Part Number
Port/Vol
Int/Exh
Valve Size Int/Exh Combust. Chamber Vol .100 .200 .300 .400 .500 .600 .700 .800 .900 Average
Z Head Ported Stage 2 Brad Wise I-52 E-45 SF600 Alum260/-2.225/1.60
4.20
No Pipe
70-144/97213/135275/193319/224343/244360/261359/266359/270-
Z Head Ported Stage 3 Brad Wise I-52 E-45 SF600 Alum260/-2.225/1.60
4.20
No Pipe
70-143/97214/142278/180328/222362/251371/268380/277388/282-
Z Head Ported Stage 4 Brad Wise I-52 E-45 SF600 AlumN/A2.225/-
4.20
70-167/-239/-298/-350/-392/-408/-416/-432/299-
 
 
Quad 4     COPYRIGHT © 2000-2018 Stan Weiss  — World Wide Enterprises 
 
Manufacturer
Part Number
Port/Vol
Int/Exh
Valve Size Int/Exh Combust. Chamber Vol .100 .200 .300 .350 .400 .450 .500 .550 .600 Average
'99 2.4lN/AStockN/A90/81156/119218/126-259/129-278/135---
'99 2.4l PortedN/AStockN/A107/80162/140224/173-268/180-282/183---
086 Peak PerformanceN/AStock
-
Pipe
N/A73/57149/125222/168251/176267/180274/183-/206---
086 Ported Kevin DavisN/A-
-
Pipe
N/A84/131165/140227/182250/194269/202286/207-/237---
456 Peak PerformanceN/AStock
-
Pipe
N/A77/68156/135223/164249/168261/171265/173-/198---
955 Peak PerformanceN/AStock
-
Pipe
N/A97/68165/128230/149234/152239/154240/160-/171---


Opel / Vauxhall     COPYRIGHT © 2000-2018 Stan Weiss  — World Wide Enterprises
Manufacturer
Part Number
Port/Vol
Int/Exh
Valve Size Int/Exh Combust. Chamber Vol .050 .100 .150 .200 .250 .300 .350 .400 .450 .500 .550 .600 Average
1.6 Bowls Blended Bob LegereN/A1.80/1.55N/A-52/5270/7089/86112/102131/110147/119160/125167/133171/136172/139174/140-
1.6 Comp Ported Bob LegereN/A1.80/1.55N/A-59/5487/73109/89131/104151/121173/136182/151199/159207/163210/170--
1.9 Bob LegereN/A1.57/1.34N/A-47/3874/5599/70120/85136/92142/99144/104146/105147/107---
1.9 Street Ported Calvin SF600N/A1.84/1.50N/A---98/90-148/122-184/147191/155----
1.9 Street Ported Bob LegereN/A1.72/1.50N/A-52/5282/80107/100129/117147/129159/147176/154186/160176/162---
1.9 Comp Ported Bob LegereN/A1.85/1.50N/A-63/5289/77119/90145/114166/127185/145201/161208/172211/177215/180--
2.2 Bob LegereN/A45mm/ 40mmN/A-70/5595/75125/94149/109171/120182/125189/125197/125199/129201/129--
2.2 Ported Bob LegereN/A1.88/1.60N/A-67/6095/86124/107149/124169/136191/147211/156227/180238/191241/191--
2.2 Street Ported Bob LegereN/A1.94/1.60N/A-67/5295/76124/89149/110169/128193/144214/159233/169244/171244/173244/176-
2.4 Bob LegereN/A45mm/ 40mmN/A-60/4784/70114/91141/115166/131185/144182/156185/169----
2.4 Street Ported Bob LegereN/A1.94/1.60N/A-60/5287/77115/98141/121167/140188/151212/167228/178233/184236/189241/193-
Vauxhall/Opel 1.8E Sabre HeadsN/A41mm/ 35mm
85mm
No Pipe
N/A25/1848/3474/4895/60111/73126/82139/90148/96153/100----
Manufacturer
Part Number
Port/Vol
Int/Exh
Valve Size Int/Exh Combust. Chamber Vol .050 .100 .150 .200 .250 .300 .350 .400 .450 .500 .550 .600 Average
Vauxhall/Opel 1.8E Ported Sabre HeadsN/A41mm/ 36mm
85mm
No Pipe
N/A24/2050/4474/6597/81119/95138/109159/116169/120171/125----
Vauxhall/Opel XE 16V Sabre HeadsN/A33mm/ 29mm
86mm
No Pipe
N/A39/3480/77121/123159/150176/154187/163192/165196/166199/167----
Vauxhall/Opel XE 16V Ported Sabre Heads Stage 1N/A33mm/29mm
86mm
No Pipe
N/A39/3579/73120/111155/146184/163198/169206/173214/174221/176225/178---
Vauxhall/Opel XE 16V Ported Sabre Heads Stage 2N/A34mm/29mm
86mm
No Pipe
N/A40/3583/73125/111163/146190/163210/169224/173231/174232/176-/178---
Vauxhall/Opel XE 16V Ported Sabre Heads Stage 3N/A34mm/31mm
88mm
No Pipe
N/A40/3883/80126/127166/159198/184219/191234/196241/198247/198252/----
Vauxhall/Opel XE 16V CNC Heads UKN/A33mm/ 29mm
100mm
No Pipe
N/A42/-83/77128/-159/161189/-203/176212/-220/179227/-231/181---
Vauxhall/Opel XE Ported 16V CNC Heads UKN/A34mm/ 30mm
100mm
No Pipe
N/A43/-87/86131/-176/192212/-238/212252/-265/225276/-283/224---
Vauxhall/Opel 2.0 Ecotec Sabre HeadsN/A32mm/29mm
86mm
No Pipe
N/A38/3378/73122/121156/141179/147191/148200/149204/152209/-----
Vauxhall/Opel 2.0 Ecotec Ported Sabre HeadsN/A32mm/29mm
86mm
No Pipe
N/A37/3580/81123/130162/157186/168201/173212/177217/181220/184-/185---
Vauxhall/Opel VX220 CNC Heads UKN/A1.381/1.104
100mm
No Pipe
N/A39/-76/69118/-159/139196/-220/149234/-241/152243/-245/154---
Vauxhall/Opel VX220 Ported CNC Heads UKN/A1.381/1.104
100mm
No Pipe
N/A39/-79/69116/-157/136197/-226/174248/-259/190263/-266/197---
 
 
_Opel     COPYRIGHT © 2000-2018 Stan Weiss  — World Wide Enterprises 
 
Manufacturer
Part Number
Port/Vol
Int/Exh
Valve Size Int/Exh Combust. Chamber Vol 2mm 4mm 6mm 8mm 10mm 11mm 12mm 14mm 16mm 18mm 20mm 22mm Average
2.4 AutoSport Ported /Andre' NorrbackN/A45mm/40mm
98mm
No Pipe
N/A45/3289/72126/103158/129186/144-203/150211/152211/152----
Kadett 12SN/A32mm/27mmN/A25/1750/3966/5274/5776/6076/61-------
Kadett 12S Ported StardustN/A34mm/29mmN/A35/2469/4691/60105/67112/72115/74-------
C20XE Coscast NPSN/A33mm/29mm
-
No Pipe
N/A62/61118/132164/159187/164195/166198/168198/168------


Peugeot     COPYRIGHT © 2000-2018 Stan Weiss  — World Wide Enterprises
Manufacturer
Part Number
Port/Vol
Int/Exh
Valve Size Int/Exh Combust. Chamber Vol .050 .100 .150 .200 .250 .300 .350 .400 .450 .500 Average
1.4l 8v TU3HJ2 QEP HeadsN/A-N/A22/-39/-55/-70/-80/-86/-88/-89/-90/-91/--
1.4l 8v TU3HJ2 Ported QEP HeadsN/A-N/A23/-44/-58/-73/-87/-99/-107/-109/-109/-111/--
 
 
_Peugeot     COPYRIGHT © 2000-2018 Stan Weiss  — World Wide Enterprises 
 
Manufacturer
Part Number
Port/Vol
Int/Exh
Valve Size Int/Exh Comb. Chamber Vol 2mm 4mm 6mm 8mm 10mm 12mm 14mm 16mm 18mm 20mm Average
1.8l 8v TU5JP NPSN/A39.36mm/ 31.5mmN/A38/3074/56106/79122/89131/93136/95-----


Pontiac     COPYRIGHT © 2000-2018 Stan Weiss  — World Wide Enterprises
Manufacturer
Part Number
Port/Vol
Int/Exh
Valve Size Int/Exh Combust. Chamber Vol .100 .200 .300 .400 .450 .500 .550 .600 .650 .700 .800 .900 1.000 1.100 Average
Pontiac 4X-3H Ported SD Performance Iron HPPN/A2.11/1.77N/A76/66141/113195/147220/166-241/184-249/194-------
Pontiac 4X-7H Iron HPP153/1402.11/1.66
-
Pipe
9883/47142/96185/131204/147-212/152---------
Pontiac 4X Ported IronN/A-N/A91/62157/121206/162234/202-246/217-255/226-------
Pontiac 5C-8 Iron HPP153/1382.11/1.66
-
Pipe
10081/48140/97186/133204/149-212/154---------
Pontiac 5C Iron151/1382.11/1.6691-98-----222/171---------
Pontiac 5C SD Performance Ported SF600 IronN/A-N/A-------260/--------
Pontiac 6H-6 Iron HPP151/-2.11/1.66
-
Pipe
12480/51141/101175/134198/148-205/155---------
Pontiac 6X-4 Iron HPP153/-2.11/1.66
-
Pipe
9379/47139/92187/131202/147-211/154---------
Pontiac 6X-4 Ported IronN/A2.11/1.669089/48143/90165/122222/146-238/156-244/163-------
Pontiac 6X-4 Ported Jim Hand Iron170/-2.11/1.77N/A78/70150/129195/168236/193-264/211267/219268/223-------
Pontiac 6X-4 '77 Ported NHRA SS Brett Voughes - Gary Hetler I-45 E-45 IronN/A2.11/1.6689---201/177-234/197-267/201-285/202-----
Pontiac 6X-4 I-30 E-45 Ported Paul Carter SF600 IronN/A2.11/1.77N/A74/53139/113187/151223/176236/183245/187250/195236/202236/208239/213-----
Manufacturer
Part Number
Port/Vol
Int/Exh
Valve Size Int/Exh Combust. Chamber Vol .100 .200 .300 .400 .450 .500 .550 .600 .650 .700 .800 .900 1.000 1.100 Average
Pontiac 6X-8 Iron HPP153/-2.11/1.66
-
Pipe
9979/50142/99186/133205/150-214/156---------
Pontiac 6X-8 NPS IronN/A2.11/1.63
-
No Pipe
N/A72/46129/94171/129196/149-203/161-209/167-------
Pontiac 6X-8 Ported NPS IronN/A2.11/1.77
-
No Pipe
N/A60/60128/121191/152229/178-240/193-242/201-246/------
Pontiac 6X-8 '77 Fully Ported Flowtech - Steven Magnotti SF110 IronN/A2.11/-N/A78/-145/-198/-229/-241/-253/-258/-263/-267/-271/------
Pontiac 6X-8 Ported Anderson Port Development SF1020 IronN/A2.10/-
4.155
N/A75/-148/-217/-251/--274/--285/--290/-292/-----
Pontiac 6X Iron158/1462.11/1.6691/10182/45142/93181/128200/142-212/148-215/149-------
Pontiac 6X HPP IronN/A2.11/1.779188/85153/122206/164221/185-232/196---------
Pontiac 6X Ported IronN/A2.11/1.66N/A83/57158/114205/136239/143-244/150-248/152-------
Pontiac 6X SD Performance Ported Cyl 1 SF600 Iron165/-2.11/1.77N/A84/59146/117185/155221/180-250/200-260/212-------
Pontiac 6X Jim Butler Ported SF600 IronN/A-N/A---------245/------
Pontiac 6X Jim Butler Race Ported SF600 IronN/A-N/A---------267/------
Pontiac 12 Jim Butler Ported SF600 IronN/A2.11/1.77N/A-153/106219/149256/177-271/197-293/217-299/222-----
Manufacturer
Part Number
Port/Vol
Int/Exh
Valve Size Int/Exh Combust. Chamber Vol .100 .200 .300 .400 .450 .500 .550 .600 .650 .700 .800 .900 1.000 1.100 Average
Pontiac 13 '70 Fully Ported Flowtech - Steven Magnotti Exhaust 30 Deg Back Cut SF110 Iron183/-2.11/1.77
-
No Pipe
N/A78/52150/105208/138253/166267/175278/194285/200291/212295/219-/227-/235----
Pontiac 13 '70 Fully Ported Flowtech - Steven Magnotti Exhaust 30 Deg Back Cut SF110 Iron183/-2.11/1.77
-
2" Pipe
N/A78/-150/-208/-253/-267/-278/-285/-291/-295/---/243----
Pontiac 15 '70 Iron HPPN/A1.96/1.66N/A62/42124/89166/117189/141-192/152192/155--------
Pontiac 15 '70 Perf VJ Iron HPPN/A1.96/1.66N/A69/49139/93169/121193/149-200/153201/156--------
Pontiac 15 VJ I-30 E-45 Bob Eiler IronN/A1.96/1.66
4.25 offset .125
No Pipe
N/A73/44139/86178/121192/145193/149193/155195/159197/162-------
Pontiac 15 Ported SD IronN/A2.055/1.7177.570/64138/117199/153238/178-252/201-263/215-------
Pontiac 16 Iron162/1502.11/1.7772-75-----244/171---------
Pontiac 16 Iron162/1502.11/1.77N/A85/59153/110186/134208/148-224/154-232/157-------
Pontiac 16 Jim Butler SF600 Iron165/1522.11/1.77N/A-143/109208/145228/158-245/164-252/176-259/176-----
Pontiac 16 Jim Butler Ported SF600 IronN/A2.11/1.7776-136/-182/-225/--250/--253/--------
Pontiac 16 Jim Butler Ported SF600 IronN/A2.11/1.77N/A-154/106220/149256/178-271/198-293/217-299/223-----
Pontiac 16 '68 Flowtech - Steven Magnotti IronN/A2.11/1.77N/A75/43142/82177/120198/140201/149203/156204/159207/162-/165------
Manufacturer
Part Number
Port/Vol
Int/Exh
Valve Size Int/Exh Combust. Chamber Vol .100 .200 .300 .400 .450 .500 .550 .600 .650 .700 .800 .900 1.000 1.100 Average
Pontiac 16 '68 Ported Flowtech - Steven Magnotti IronN/A2.11/1.77N/A78/47145/109198/147229/172241/180253/187258/194263/203265/208------
Pontiac 17 '68 350 Ported SD SF600 Iron174/-2.11/1.778473/65149/123205/159238/182-260/202-268/219-------
Pontiac 46 Ported SD SF600 IronN/A2.11/1.77
-
No Pipe
9773/66148/118196/153223/175-249/191-258/200-------
Pontiac 47 '69 Paul Carter SF600 IronN/A1.96/1.66
-
Pipe
N/A61/54112/92162/127184/146191/154193/165195/170195/--------
Pontiac 47 '69 Paul Carter I-45 E-45 above with larger valves SF600 IronN/A2.11/1.77
-
Pipe
N/A70/64136/117178/149199/170205/178210/181210/186210/190211/194212/197213/200----
Pontiac 48 Ported IronN/A2.11/-
4.125
N/A76/-140/-194/-222/--247/--254/--------
Pontiac 48 Ported SD SF600 IronN/A2.11/1.7770-142/126196/164238/192-259/209-265/221-272/229-----
Pontiac 48 Ported Jim Robertson IronN/A2.11/1.77
4.21
N/A75/63144/115206/144263/168-282/179-286/187-283/193284/202----
Pontiac 62 Iron162/1502.11/1.7772-75-----212/175---------
Pontiac 62 Flowtech - Steven Magnotti SF110 IronN/A2.11/1.77N/A77/43145/82177/120198/140202/149203/156204/159-/162-/165------
Pontiac 62 Ported Lloyd Elliott IronN/A2.11/1.7772-75--216/141242/166-254/184-257/194-------
Pontiac 62 Paul Carter IronN/A2.11/1.77
-
Pipe
N/A68/47132/94179/126195/144197/151201/156203/166205/167-------
Manufacturer
Part Number
Port/Vol
Int/Exh
Valve Size Int/Exh Combust. Chamber Vol .100 .200 .300 .400 .450 .500 .550 .600 .650 .700 .800 .900 1.000 1.100 Average
Pontiac 62 Ported Paul Carter IronN/A2.11/-N/A86/-148/-188/-240/--255/----------
Pontiac 62 Ported Paul Carter IronN/A2.11/-N/A82/-137/-183/-223/-240/-251/-257/---------
Pontiac 62 Ported R R Automotive HPP IronN/A2.11/1.77N/A-------250/165-------
Pontiac 62 Jim Butler Ported SF600 IronN/A2.11/1.77N/A---------295/------
Pontiac 64 HPP / Jim Butler SF600 IronN/A2.11/1.77N/A-140/116182/144198/149-202/162-202/175-------
Pontiac 64 Ported Jim Hand Iron163/-2.11/1.77N/A--205/149---254/202--------
Pontiac 76 '65 Flowtech - Steven Magnotti SF110 IronN/A1.92/1.66
4.00
N/A62/-114/-160/-169/-174/-177/-177/---------
Pontiac 76 '65 Bowl Ported Flowtech - Steven Magnotti 45 Deg Seat 30 Deg Back Cut SF110 IronN/A1.94/1.66
4.00
N/A58/-126/-176/-197/------------
Pontiac 76 '65 Fully Ported Flowtech - Steven Magnotti 45 Deg Seat 30 Deg Back Cut SF110 IronN/A1.94/1.66
4.00
N/A61/-129/-196/-225/-237/-240/-249/-250/-253/-------
Pontiac 77 IronN/A1.92/1.666882/46145/86177/111185/128-189/138-194/143-------
Pontiac 92 Mild Porting Lloyd IronN/A1.92/1.66N/A--199/132226/154-231/168-231/176-------
Pontiac 93 IronN/A1.92/1.6668--181/119186/130-191/135-194/140-------
Manufacturer
Part Number
Port/Vol
Int/Exh
Valve Size Int/Exh Combust. Chamber Vol .100 .200 .300 .400 .450 .500 .550 .600 .650 .700 .800 .900 1.000 1.100 Average
Pontiac 96 '71 Flowtech - Steven Magnotti IronN/A2.11/1.77N/A76/50135/95177/128199/148204/153206/161208/164210/166-------
Pontiac 96 '71 HRM IronN/A2.11/1.77N/A-154/110187/150202/165-205/182207/184--------
Pontiac 96 '71 Nunzi Modified Intake HRM IronN/A2.11/1.77N/A-141/110186/150220/165-238/182238/184--------
Pontiac 197 Iron169/1532.11/1.77N/A97/53167/101186/118206/143-216/154-218/159-------
Pontiac 670 Iron162/1502.11/1.777287/41152/100198/136204/166-205/185-205/194-------
Pontiac 670 Paul Carter IronN/A2.11/1.77
-
Pipe
7282/54149/98193/130208/157211/165212/171213/177214/181215/186215/188218/-----
Pontiac 670 Ported Shanons Engineering IronN/A-N/A75/55149/116208/155236/185-239/206-242/218-241/225241/228----
Pontiac 670 SD Performance Ported SF600 IronN/A-N/A-------250/200-------
Pontiac 7F6 '72 HPP / Jim Butler SF600 IronN/A2.11/1.77N/A-151/120198/148220/168-229/182-231/188-------
Pontiac 7K3 '72 CCM IronN/A2.11/1.777280/51143/96180/125201/142-211/162-215/168-219/171-----
Pontiac Ram Air III IronN/A2.11/1.7772-162/98197/133208/150-212/164-216/172-------
Pontiac Ram Air IV 722 ('69) Iron187/1622.11/1.7765-71-------225/177-------
Manufacturer
Part Number
Port/Vol
Int/Exh
Valve Size Int/Exh Combust. Chamber Vol .100 .200 .300 .400 .450 .500 .550 .600 .650 .700 .800 .900 1.000 1.100 Average
Pontiac Ram Air IV 722 ('69) Iron187/1622.11/1.7765-71-------235/177-------
Pontiac Ram Air IV 722 ('69) Ported Iron211/-2.11/1.7765-71------/195-282/--------
Pontiac Ram Air IV 614 ('70) Iron187/1622.11/1.7765-71-------240/177-------
Pontiac Ram Air IV 614 Ported I-45 E-45 SF600 IronN/A2.08/1.77N/A78/58146/108207/142253/171272/181280/189283/197285/203287/209289/213295/223----
Pontiac Ram Air IV Minor Pocket Port IronN/A2.11/1.77N/A-------232/184-------
Pontiac Ram Air IV KRE Ported IronN/A2.11/1.77N/A-------305/---/250-----
Pontiac Ram Air V 44 IronN/A2.19/1.77
4.18
No Pipe
N/A-151/86164/117196/145-252/164-272/176-286/185296/190----
Pontiac Ram Air V HPP IronN/A2.19/1.73N/A---------324/209-----
Pontiac Ram Air V Ported Arrowhead Automotive SF600 Iron274/-2.19/1.73
4.18
No Pipe
N/A73/57150/109222/152279/186-324/210-356/229-372/234384/239----
Pontiac 455 HO '71 197 Flowtech - Steven Magnotti 3 Angle VJ Deep 60 Deg Bottom Cut SF110 IronN/A2.11/-N/A88/-160/-199/-219/--234/-240/-241/-243/-------
Pontiac 455 HO '71 197 Ported I-30 IronN/A2.11/-
4.155
N/A82/-153/-202/-230/--240/--243/--244/-247/-249/----
Pontiac 455 HO '71 197 Ported Anderson Port Development I-45 IronN/A2.10/-
4.155
N/A76/-165/-230/-256/--263/--270/--276/-278/-281/----
Manufacturer
Part Number
Port/Vol
Int/Exh
Valve Size Int/Exh Combust. Chamber Vol .100 .200 .300 .400 .450 .500 .550 .600 .650 .700 .800 .900 1.000 1.100 Average
Pontiac 455 HO '72 HOB Racing SF600 IronN/A2.11/1.77
4.25
N/A80/63157/112201/140226/162231/169232/174233/178--------
Pontiac 455 SD IronN/A2.11/1.77N/A-------249/161-------
Pontiac 455 SD Ported Bob Wise Iron206/1862.11/1.779882/68156/130229/171263/193-279/208-292/221-------
Pontiac D-Port KRE Ported IronN/A-N/A-------285/240-------
Pontiac D-Port SD Performance Street Ported SF600 IronN/A-N/A-------240/--------
Pontiac D-Port SD Performance Street/Strip Ported SF600 IronN/A-N/A-------260/--------
Pontiac 10045427 Alum460/1452.28/1.94991--252/195324/237-378/270-405/285-432/297-----
Pontiac 10045427 AlumN/AN/AN/A----------439/327448/332---
Pontiac 10045427 AlumN/A2.40/1.90N/A-----------470/345---
AllPontiac Jon Kaase Ported AlumN/A2.23/1.7137-----------420/275---
DCI Motorsport Tiger 12 Deg SF600 HPP Alum310/-2.25/1.80
4.25
7576/63145/112208/161267/196-316/230-358/252-388/264412/269422/276---
Tiger AlumN0/A2.25/1.80
4.375
N/A--201/-270/-297/-322/-348/-371/-389/-402/-412/-421/----
Manufacturer
Part Number
Port/Vol
Int/Exh
Valve Size Int/Exh Combust. Chamber Vol .100 .200 .300 .400 .450 .500 .550 .600 .650 .700 .800 .900 1.000 1.100 Average
Tiger / AP 12 Deg SF600 AlumN/A2.30/1.80N/A-----------416/----
Tiger Ported Race 12 Deg SF600 Alum310/-2.30/1.80N/A75/45138/86212/124282/166-341/204-384/233-402/251414/253422/267---
Tiger Ported Fully 12 Deg SF600 AlumN/A2.35/1.90N/A71/61139/108202/146274/186-339/220-385/252-421/273439/285450/290---
Tiger Ported Kaase (EMC - 507 ci) 12 Deg SF600 HPP AlumN/A2.23/1.72N/A-161/110248/157317/205-366/244-392/263-410/275421/283----
Tiger Ported H&M Airflow Dynamics 12 Deg AlumN/A2.35/1.90N/A--247/191308/249-358/286-399/312-439/322473/332475/340---
Tiger Ported Ceralli Competition Engines AlumN/A2.35/-
4.40
N/A67/-134/-213/-292/--363/--417/--453/-475/-486/-494/-498/--
DCI Motorsport RAV Bowl Clean Up AlumN/A2.20/-
4.20
N/A89/-168/-240/-298/--338/--367/-375/-384/-400/-416/-426/---
DCI Motorsport RAV 225 Ported AlumN/A2.25/-
4.20
N/A-----319/--361/-391/-406/-426/-433/-451/---
DCI Motorsport RAV 227 Ported AlumN/A2.27/-
4.20
N/A88/-177/-244/-305/--353/--380/--404/-428/-445/----
DCI Motorsport RAV 234 Ported AlumN/A2.34/-
4.25
N/A80/-150/-220/-289/--366/--405/--440/-459/-470/-483/-496/--
Edelbrock 6057 Alum CCM215/1752.11/1.668765/40134/102186/133228/161-260/177-282/184-293/190-----
Edelbrock Performer 60579 SF1020 Alum215/1752.11/1.668772/56138/106198/141239/163-264/175-275/185-------
Manufacturer
Part Number
Port/Vol
Int/Exh
Valve Size Int/Exh Combust. Chamber Vol .100 .200 .300 .400 .450 .500 .550 .600 .650 .700 .800 .900 1.000 1.100 Average
Edelbrock Performer RPM 60599 SF1020 Ram Air IV Exhaust Alum215/1752.11/1.667271/69143/120208/151253/173-272/191-286/199-------
Early ('97) Edelbrock Jim Butler Ported SF600 Alum228/-2.11/1.77
4.185
N/A58/51139/109206/150262/183-289/209-304/220-306/225307/225----
Edelbrock Jim Butler Ported SF600 AlumN/A2.11/1.77
4.200
87-152/120212/159262/197-297/219-310/226-315/233-----
Edelbrock Jim Butler Ported HPP SF600 AlumN/A2.11/1.777272/52148/106219/158277/197-314/223-326/236328/241------
Edelbrock Chapman Ported Alum232/-2.20/1.77
-
No Pipe
8071/57148/130219/174272/214-303/221-321/228-325/233-----
Edelbrock S/P Ported ET Performance Alum235/-2.20/1.77
4.18
7273/54149/100226/145279/179-324/239-347/254-346/264-----
Edelbrock KRE Ported AlumN/A2.11/1.77N/A---------328/260-----
Edelbrock CNC Bruce RRE SF600 Alum235/-2.15/1.657275/53150/108211/149264/184-306/199-323/210-324/226327/229----
Edelbrock Ported Steve C SF600 Alum227/-2.15/1.77
4.20
9083/82151/145220/195276/230-301/248-313/255-317/260-----
Edelbrock Ported Steve C SF600 Alum234/-2.15/1.765
4.20
7271/52151/115228/173282/217-312/237-324/242-329/248-----
Edelbrock Bowls and Port Clean up AlumN/A2.15/1.776578/64149/118212/152258/182-288/217-302/223-311/229313/-----
Edelbrock Ported AlumN/A2.15/1.77N/A---------330/250-----
Manufacturer
Part Number
Port/Vol
Int/Exh
Valve Size Int/Exh Combust. Chamber Vol .100 .200 .300 .400 .450 .500 .550 .600 .650 .700 .800 .900 1.000 1.100 Average
Edelbrock Ported Bischoff (BES) AlumN/A2.11/1.6687-------325/--325/------
Edelbrock SD Performance Street Ported SF600 AlumN/A2.11/1.77N/A-------295/--------
Edelbrock SD Performance Street/Strip Ported SF600 AlumN/A2.19/1.77N/A-------310/--------
Edelbrock SD Performance Race Ported SF600 Alum235/-2.19/1.77
4.185
Pipe
7277/66156/123215/178266/217-303/238-321/247-333/252-----
Edelbrock SD Performance Race Ported SF600 Alum247/-2.20/1.74
4.25
N/A---------350/------
Edelbrock SD Performance Race Ported (Offset Rockers) SF600 Alum267/-2.25/1.74N/A75/63149/126216/173270/211-316/238-347/258-366/275-/286.8----
Edelbrock SD Performance SF600 AlumN/A2.19/1.77
4.185
Pipe
7275/67147/128212/181262/218-297/235-319/244-332/249-----
Edelbrock Ported DCI (EMC) AlumN/A-N/A---280/196-320/224-350/245-370/259-----
Edelbrock Ported Jim Robertson AlumN/A2.19/1.77N/A78/-143/-211/-280/--326/--349/--360/-359/-----
Edelbrock Ported Anderson Port Development AlumN/A2.125/-
4.155
N/A73/-130/-196/-251/--298/--331/--349/-357/-364/----
Edelbrock Ported Anderson Port Development AlumN/A2.125/-
4.31
N/A81/-141/-206/-259/--308/--342/--358/-370/-374/----
Edelbrock Ported Calvin Hill I-45 E-45 BC AlumN/A2.19/1.77
4.21
N/A78/65161/117230/165279/219-317/254-344/277-350/286359/286----
Manufacturer
Part Number
Port/Vol
Int/Exh
Valve Size Int/Exh Combust. Chamber Vol .100 .200 .300 .400 .450 .500 .550 .600 .650 .700 .800 .900 1.000 1.100 Average
Edelbrock Ported H&M Airflow Dynamics AlumN/A2.19/-
4.35
N/A-153/-232/-297/--341/--368/--374/-372/-----
Edelbrock Performer RPM CNC 615xx SF110 CCM AlumN/A2.11/1.667266/56147/115206/156235/178-259/186-277/197-------
Edelbrock D Port 61589 SF1020 Alum195/1452.11/1.66
4.15
7265/52136/103199/130237/145-255/151-262/157-263/159-----
Edelbrock D Port 61569 SF1020 Alum195/1452.11/1.66
4.15
8264/52139/104200/131235/145-249/151-256/156-258/157-----
Edelbrock D Port HPP Alum185/1452.11/1.66N/A-------272/181-------
Edelbrock D Port Jim Butler Ported SF600 AlumN/A2.11/1.77
4.200
65/72/87-------290/220-------
Edelbrock D Port Jim Butler Ported I-45 E-45 87 cc Milled AlumN/A2.11/1.7780-142/129206/170254/206-299/227-307/238-312/244-----
Edelbrock D Port Jim Butler -R Ported I-45 E-45 AlumN/A2.19/1.77
4.200
71.5-145/121211/164267/199-301/221-310/229-312/234-----
Edelbrock W/P SD Performance Race Ported SF600 Alum267/-2.25/1.74N/A---------370/------
Edelbrock W/P Ported SF1020 AlumN/A2.25/-
4.375
N/A69/-136/-201/-258/--309/--348/--370/-381/-390/-392/---
Edelbrock W/P Ported ET Performance Alum260/-2.20/1.77
4.350
7276/54159/100227/145291/179-338/239-352/254-365/264-----
Edelbrock W/P Ported Jim Butler SF600 Alum275/-2.19/1.77N/A---------370/268-----
Manufacturer
Part Number
Port/Vol
Int/Exh
Valve Size Int/Exh Combust. Chamber Vol .100 .200 .300 .400 .450 .500 .550 .600 .650 .700 .800 .900 1.000 1.100 Average
Edelbrock W/P Ported AlumN/A2.18/1.76N/A97/71169/125228/185278/227-317/260-339/280-357/287366/290----
Edelbrock W/P Ported Ondo Performance Alum255/-2.18/1.77
-
2" Pipe
7197/71169/137228/200278/260-317/282-339/285-357/292366/295375/295---
Edelbrock W/P Ported Anderson Port Development SF1020 AlumN/A2.125/-
4.31
N/A69/-145/-218/-279/--328/--360/--365/-374/-378/-384/---
Edelbrock W/P Ported Anderson Port Development SF1020 AlumN/A2.19/-
4.31
N/A75/-158/-234/-295/--349/--377/--390/-393/-396/-399/---
Edelbrock Victor HP 12 Deg HPP AlumN/A2.19/1.77N/A---------400/270-----
Edelbrock PRO Port Ported John Marcella AlumN/A2.30/1.68N/A--243/-318/--380/--434/-447/-460/-466/-460/----
Edelbrock PRO Port (EMC '13) Ported Speier AlumN/A2.30/1.60
4.31
Pipe
N/A-161/108225/150282/186-330/208-366/232-382/241385/251387/257388/260--
Edelbrock PRO Port (EMC '13) Ported Speier AlumN/A2.35/1.65
-
Pipe
N/A-163/113232/156283/194-338/229-363/240-373/247375/250377/253---
Edelbrock PRO Port (EMC '14) Ported Speier I-45 E-50 AlumN/A2.35/1.65
-
No Pipe
N/A-170/117240/150300/176-352/197-379/228-388/241390/250392/256394/260--
H&M Airflow Dynamics Ram Air V Based Billet AlumN/A2.35/1.75N/A-155/108231/175319/242-401/293-456/323-488/339510/345517/352520/---
KRE D-Port CCM Alum185/1502.11/1.66N/A67/55148/100198/134227/154-235/170-236/180-234/183-----
KRE D-Port Tom Cyl 1 AlumN/A2.11/1.66
4.18
Pipe
N/A71/56131/107177/143215/167-241/187-259/203-------
Manufacturer
Part Number
Port/Vol
Int/Exh
Valve Size Int/Exh Combust. Chamber Vol .100 .200 .300 .400 .450 .500 .550 .600 .650 .700 .800 .900 1.000 1.100 Average
KRE D-Port Tom / Joe Sherman Ported SD Performance 290 AlumN/A2.11/1.66N/A69/56147/113203/146244/169-272/181-291/190-291/196-----
KRE D-Port Westech AlumN/A2.11/1.66N/A63/57135/108187/137209/162-220/171-226/178-------
KRE D-Port Out of Box VJ Paul Carter AlumN/A2.11/1.66N/A62/56128/111180/141220/163232/170241/173244/176247/178248/179------
KRE D-Port Alum180/1572.11/1.66
-
Pipe
N/A92/85152/141201/182236/210-256/226-263/232-------
KRE D-Port Ported Paul Carter SF600 AlumN/A2.11/1.66N/A65/64132/118187/151236/179258/189276/197291/203298/208298/213------
KRE D-Port Ported SF600 AlumN/A2.11/1.66N/A68/54137/103193/136243/157264/165282/171297/179305/186309/190314/195317/202----
KRE D-Port Above VJ and 1.77 exh Paul Carter SF600 AlumN/A2.11/1.77N/A71/65137/120201/160251/187273/198291/205303/211311/216316/219319/222320/227----
KRE D-Port Ported AlumN/A2.11/1.66
-
Pipe
N/A89/68162/119210/178266/208-278/226-289/240-292/244-----
KRE D-Port Ported AlumN/A2.11/1.66
-
Pipe
N/A88/66165/123216/181278/210-299/228-308/242-312/247-----
KRE D-Port Ported 312 Bruce Out of Box SF600 AlumN/A2.11/1.66
4.25
N/A82/-149/-197/-239/--266/--282/--284/------
KRE D-Port Ported AlumN/A2.11/1.66
-
Pipe
N/A85/68164/126216/190286/216-302/228-318/236-324/246-----
KRE D-Port Ported AlumN/A2.19/1.66
-
Pipe
N/A90/65166/121224/180282/215-313/236-328/251-339/259-----
Manufacturer
Part Number
Port/Vol
Int/Exh
Valve Size Int/Exh Combust. Chamber Vol .100 .200 .300 .400 .450 .500 .550 .600 .650 .700 .800 .900 1.000 1.100 Average
KRE D-Port Ported Dave/SD Out of Box SF600 AlumN/A2.19/1.66N/A77/58141/117193/151246/176-288/197-316/211-326/220-----
KRE D-Port Ported Dave/SD Reworked SF600 AlumN/A2.19/1.66N/A77/63151/115205/153250/178-288/200-319/227-337/238-----
KRE D-Port SD Performance Race Ported SF600 Alum197/-2.11/1.77N/A-------290/--------
KRE D-Port Ported Pushrod offset .225" Jim Robertson AlumN/A2.15/1.68
4.31
N/A77/71156/123221/163275/199-317/227-322/244-335/254358/265370/268---
KRE D-Port Darby Ported AlumN/A2.19/1.66
-
No Pipe
N/A77/57149/118202/158249/184-296/230-319/219-339/232347/237----
KRE High-Port AlumN/A2.20/1.70
-
Pipe
45-5685/71170/129234/179284/221-316/248-322/263-331/270-----
KRE High-Port Out of Box w VJ SDTempest AlumN/A2.20/1.70
4.21
No Pipe
N/A76/66138/119197/152258/180-299/190-311/196-326/202327/205330/209---
KRE High-Port Ported 1 AlumN/A2.20/1.70
-
Pipe
N/A82/70162/126232/178286/219-322/234-342/248-351/259-----
KRE High-Port Ported 2 AlumN/A2.20/1.70
-
Pipe
N/A85/74168/130244/176298/220-344/236-356/245-365/259-----
KRE High-Port Ported 3 AlumN/A2.25/1.75
-
Pipe
N/A94/73193/130256/185307/226-345/229-372/263-378/271382/277----
KRE High-Port Ported Calvin Hill AlumN/A2.20/1.70N/A-168/90243/140295/182-344/214-387/239395/246392/254390/263----
KRE High-Port Ported Calvin Hill AlumN/A2.20/1.70
4.35
N/A-155/79228/133281/175-338/206-389/236-418/255421/274----
Manufacturer
Part Number
Port/Vol
Int/Exh
Valve Size Int/Exh Combust. Chamber Vol .100 .200 .300 .400 .450 .500 .550 .600 .650 .700 .800 .900 1.000 1.100 Average
KRE High-Port Ported 1 Alum Rocker ShaftsN/A2.25/1.75
-
Pipe
N/A90/73188/133253/191308/224-347/230-382/262-396/270402/278----
KRE High-Port Ported 2 Alum Rocker ShaftsN/A2.25/1.75
-
Pipe
N/A92/73186/137261/196316/228-353/235-380/264-407/272420/276----
KRE High-Port Ported Len Caverly (EMC) AlumN/A2.23/1.75N/A---262/199-325/228-355/251-370/265385/273----
KRE High-Port Ported Mike Semchee (EMC) AlumN/A2.25/1.755688/83173/134248/176304/217-322/240-342/256-359/265366/273----
KRE High-Port Ported Dan Barton AlumN/A2.25/1.75
4.28
N/A-151/119224/158278/186300/-317/204328/-340/215352/-362/224375/233387/237407/290--
KRE High-Port Ported Dan Barton AlumN/A2.23/1.72
4.31
N/A-159/114216/168274/215-321/238-360/254-380/267398/281405/285407/290--
KRE High-Port Ported Dan Barton Pushrod Moved AlumN/A2.23/1.72
4.31
N/A-166/114227/168294/215-357/238-400/254-426/267432/281434/285433/290--
KRE High-Port Ported Jim Robertson - SDTemp AlumN/A2.20/1.70
4.21
No Pipe
N/A82/66152/126222/168297/201-350/242-368/257374/264374/267378/271382/----
KRE High-Port Ported Jim Robertson AlumN/A2.20/1.70N/A92/74166/128228/176304/217-355/244-388/262-400/269416/278----
KRE High-Port Todd Ported AlumN/A2.20/1.70N/A-143/93213/139269/177295/192315/205331/217348/234361/243370/247378/251----
KRE High-Port Todd Ported Calvin Hill AlumN/A2.20/1.70N/A-169/90243/141295/180320/199345/214370/228387/239395/246394/252391/260380/270---
KRE High-Port Ported SD Performance AlumN/A2.25/1.75
4.185
Pipe
N/A78/67152/125220/164282/199-327/231-356/255-375/272385/286394/290
@.850
---
Manufacturer
Part Number
Port/Vol
Int/Exh
Valve Size Int/Exh Combust. Chamber Vol .100 .200 .300 .400 .450 .500 .550 .600 .650 .700 .800 .900 1.000 1.100 Average
KRE High-Port Ported Anderson Port Development AlumN/A2.19/1.725
4.31
N/A85/-155/-222/-283/--334/--367/--375/-379/-383/-383/---
KRE Warp 6 Canted Valve As Cast Ken C AlumN/A2.25/1.75N/A-------420/----450/----
KRE Warp 6 Canted Valve HPP Alum399/-2.25/1.756071/74160/130221/170273/204-316/227-405/248-421/269434/295443/308452/312--
KRE Warp 6 Canted Valve HPP AlumN/A2.375/1.8565-----------512/385---
McCarty Ram Air V Street Ported Jim Robertson / RACE flowed Joe Sherman AlumN/A2.15/1.72
4.25
No Pipe
6770/63144/115206/145255/178-298/201-327/218-343/231-----
McCarty Ram Air V Street Ported Jim Robertson AlumN/A2.15/1.72
4.50
N/A71/-137/-214/-281/--345/--386/--395/-400/-403/----
McCarty Ram Air V Street Mild CNC Port AlumN/A2.19/1.75
4.375
N/A-171/118233/175276/200-323/230-359/237-377/249386/260393/265---
Roland Racing CV-235 Anderson Port Development SF600 Alum235/-2.125/-
4.25
N/A74/-154/-230/-290/--305/--328/--350/-350/-----
Roland Racing CV-275 Alum275/-2.30/-
4.31
N/A81/-164/-247/-299/--331/--357/--378/-392/-402/----
Roland Racing CV-290 CNC Alum290/-2.30/-
4.31
N/A82/-170/-240/-283/--315/--345/--362/-378/-390/----
Roland Racing CV-325 Ported Anderson Port Development I-50 SF600 Alum325/-2.30/-
4.40
N/A75/-154/-228/-291/--350/--387/--411/-425/-439/-450/---
Roland Racing Canted Valve Bowl Blended Alum290/-2.25/1.66
4.15
No Pipe
65/9292/85173/128240/159294/193-345/213-366/234-373/238384/249----
Manufacturer
Part Number
Port/Vol
Int/Exh
Valve Size Int/Exh Combust. Chamber Vol .100 .200 .300 .400 .450 .500 .550 .600 .650 .700 .800 .900 1.000 1.100 Average
Roland Racing Canted Valve Bowl Blended Alum290/-2.25/1.66
4.15
2.25" Pipe
65/9292/85173/128240/159294/208-345/232-366/246-373/262384/270----
Roland Racing CV-1 Minor Intake Mild Exhaust Work Flowtech - Steven Magnotti SF110 AlumN/A2.25/1.72
4.25
No Pipe
N/A85/65154/121227/168277/198297/211310/218330/229343/236363/242374/247382/-----
Roland Racing CV-1 Minor Intake More Exhaust Work Flowtech - Steven Magnotti SF110 AlumN/A2.25/1.72
4.25
No Pipe
N/A85/62154/122227/170277/205297/219310/228330/238343/246363/253374/259382/270----
Roland Racing CV-1 Minor Intake More Exhaust Work Flowtech - Steven Magnotti SF110 AlumN/A2.25/1.72
4.25
2 1/8" Pipe
N/A85/-154/-227/-277/-297/-310/247330/-343/-363/-374/-382/294----
Roland Racing CV-1 AlumN/A2.25/1.73N/A71/56148/114230/150294/175-331/196-360/210-378/220389/232400/233414/244--
Roland Racing CV-1 HRM Alum285/-2.30/1.71
4.175
2" Pipe
N/A72/61145/114220/142273/166-303/186-330/202-349/211358/220373/230385/244--
Roland Racing CV-1 HRM Alum285/-2.30/1.71
4.385
2" Pipe
N/A71/56148/114230/150294/175-331/193-360/210-378/220389/232400/233414/244--
CV-1 Ported Anderson Port Development AlumN/A2.125/-
4.155
N/A76/-142/-231/-297/-314/-329/-342/-360/-375/-380/-398/-410/----
CV-290 Ported Anderson Port Development Alum291.4/-2.30/-N/A73/-160/-230/-296/--353/--383/--413/-428/-----
CV-331 Ported Anderson Port Development SF1020 Alum331/-2.30/-N/A82/69167/122232/161302/197-365/227-415/248430/-442/264453/272453/281456/-459/--
CV-345 Ported Anderson Port Development Alum345/--N/A-164/-238/-316/--381/--422/--450/-458/-464/-472/---
CV-360 Ported Anderson Port Development I-55 Alum360/-2.35/-
4.375
N/A79/-161/-239/-309/--364/--418/--429/-448/-461/-478/-489/--
Manufacturer
Part Number
Port/Vol
Int/Exh
Valve Size Int/Exh Combust. Chamber Vol .100 .200 .300 .400 .450 .500 .550 .600 .650 .700 .800 .900 1.000 1.100 Average
CV-1 Ported Darin Morgan SF600 AlumN/A2.30/-N/A-143/-217/-288/--337/--390/--417/-417/-428/-435/---
CV-1 Ported John Marcella I-50 E-50 SF600 AlumN/A2.31/1.75
4.375
N/A77/56153/104230/147311/198-370/225-412/243-435/263423/278428/286---
CV-1 Ported Calvin Hill Alum305/-2.30/-N/A99/-177/-237/-281/--333/--360/--411/-411/-----
CV-1 Ported Calvin Hill Alum310/-2.30/-N/A-154/-250/-310/--350/--376/--399/-416/-428/-440/---
CV-1 Fusion Ported Calvin Hill SF1020 AlumN/A2.30/1.75
4.375
2.25" Pipe
N/A65/47132/93213/141290/184-347/225-401/258-432/281425/296----
CV-1 Fusion Mike Luke Ported Calvin Hill I-45 E-45 AlumN/A2.30/1.737279/56157/107230/152290/187318/204341/222367/235381/246396/253407/257425/268430/272---
CV-1 Quest Ported Calvin Hill I-45 E-45 SF1020 AlumN/A2.30/1.73N/A76/47152/93227/141298/184-340/225-373/258-399/281417/296430/----
CV-1 Ported Race Shop AlumN/A2.30/1.73
4.25
N/A-157/127227/150292/186-345/205-376/262-435/278462/280----
CV-1_1 Out of Box Alum270/-2.15/1.725
4.15
N/A79/66156/125224/153273/191-324/225-356/244-355/256355/260356/267358/269--
CV-1_1 Ported Alum290/-2.19/-
4.35
N/A84/-155/-216/-290/--355/--391/--417/-434/-437/----
CV-2 Billet AlumN/A2.375/-
4.375
N/A89/-170/-258/-331/--400/--442/--465/-479/-486/-498/-514/-
@1.05
-
Wenzler Series II AlumN/A2.11/1.7760-9068/66140/119207/158257/193-274/216-288/224-------
Manufacturer
Part Number
Port/Vol
Int/Exh
Valve Size Int/Exh Combust. Chamber Vol .100 .200 .300 .400 .450 .500 .550 .600 .650 .700 .800 .900 1.000 1.100 Average
Wenzler Series II 180 Flowtech - Steven Magnotti SF110 AlumN/A-N/A52/38124/91178/137217/175240/180253/180265/---------
Wenzler Series II Ported Flowtech - Steven Magnotti 30 Deg Back Cut SF110 AlumN/A-/1.77N/A-/66-/119-/158-/193-/207-/216-/222-/225-/227------
Wenzler Series II KRE Ported AlumN/A2.15/1.77N/A---------330/260-----
Wenzler Series II Ported Alum240/-2.11/-N/A---------342/------
Wenzler High Port KRE Ported AlumN/A2.11/1.65N/A---------345/265-----
Wenzler Super Chief AlumN/A2.25/1.80N/A-------320/--------
Wenzler Super Chief Ported JC Culpepper - VJ BW Meaux Racing AlumN/A2.35/1.78
4.50
No Pipe
N/A-133/125205/192272/250-340/291-394/317-427/329425/336432/340---
 
 
3800 V6     COPYRIGHT © 2000-2018 Stan Weiss  — World Wide Enterprises 
 
Manufacturer
Part Number
Port/Vol
Int/Exh
Valve Size Int/Exh Combust. Chamber Vol .100 .200 .300 .400 .500 .600 .700 .800 .900 Average
GM 3800 TEP160/601.80/1.52
3.800
N/A-112/102155/134176/145187/149-----
GM 3800 TEP PortedN/A1.80/1.52
3.800
N/A-125/111167/137195/149211/182-----
GM 3800 TEP PortedN/A1.80/1.57
3.800
N/A-127/110167/159193/186207/194-----
GM 3800 Abbott Racing SF600N/A1.80/1.52N/A55/45114/98156/132177/145185/148189/153----
GM 3800 Ported Abbott Racing Stage 3 SF600N/A1.84/1.55N/A62/52128/108186/155213/167226/173232/178----
GM 3800 L36 L67 L72 Ported Super Six Motorsports Stage 2N/A1.80/1.52N/A----228/194-----
GM 3800 L36 L67 L72 Ported Super Six Motorsports Stage 3N/A1.84/1.60N/A----240/202-----
GM 3800 L36 L67 Ported Intense Stage IIIN/A1.90/1.57
-
1 3/4 Pipe
6169/60127/117175/172208/199224/212235/222----
GM 3800 Ported Valako Race HeadsN/A1.88/-N/A-124/-169/-202/-227/-248/-267/----
GM 3800 ZZ PerformanceN/A1.80/1.52
-
No Pipe
N/A-114/103157/130181/144191/151197/152----
GM 3800 ZZ PerformanceN/A1.80/1.52
-
Pipe
N/A-114/109157/144181/162191/168197/171----
ZZ PerformanceN/A1.88/1.55
-
No Pipe
N/A-127/119175/141200/152206/157207/160----
Manufacturer
Part Number
Port/Vol
Int/Exh
Valve Size Int/Exh Combust. Chamber Vol .100 .200 .300 .400 .500 .600 .700 .800 .900 Average
ZZ Performance Seats BlendedN/A1.88/1.55
-
Pipe
N/A-132/128179/168210/193217/200217/211----
ZZ Performance PortedN/A1.97/1.55
-
No Pipe
N/A-130/127187/159224/182242/187254/190----


Porsche     COPYRIGHT © 2000-2018 Stan Weiss  — World Wide Enterprises
Manufacturer
Part Number
Port/Vol
Int/Exh
Valve Size Int/Exh Combust. Chamber Vol .100 .150 .200 .250 .300 .350 .400 .450 .500 .550 .600 Average
2.0l 914N/A42mm/ 36mm
-
No Pipe
N/A65/40-130/55-145/65-165/67-180/----
2.0l 914 Valve Guides moved RichardN/A50/42N/A60/5484/77110/95131/111152/122166/130181/136194/141209/144216/145221/146-
2.2T/911T SnowmanN/A46mm/ 42mmN/A60/52-121/99-174/129192/142200/149200/-----
2.2E 911 Thundercraft RacingN/A-N/A82/54112/77135/99165/117187/133202/143205/150207/153207/155---
2.4SN/A46mm/-N/A65/--120/--169/--196/--208/----
930 3.3N/A48.96mm/ 41.5mmN/A76/56-139/107171/126198/139217/153225/155228/157229/----
930 3.3 ModifiedN/A48.96mm/ 41.5mmN/A77/54-139/104173/124202/139217/151225/166239/169243/----
924 '373 R & R PerformanceN/A1.57/1.295N/A52/41-90/72-135/105-150/120-152/126-153/129-
924 '373 Street Port R & R PerformanceN/A1.57/1.295N/A50/41-91/72-137/107-162/126-172/136-181/142-
928 RLN/AStockN/A54/49-110/106-160/132-190/161-211/171-216/173-
928 Ported RLN/A2.08/1.60
4.00
N/A57/55-126/110-186/145-232/180-270/191-291/210-
944/951N/A-
100mm
N/A--------180/191---
Manufacturer
Part Number
Port/Vol
Int/Exh
Valve Size Int/Exh Combust. Chamber Vol .100 .150 .200 .250 .300 .350 .400 .450 .500 .550 .600 Average
944/951 Ported Lindsey Racing Level I SF600N/A-
100mm
N/A--------186/----
944/951 Ported Lindsey Racing Level II SF600N/A-
100mm
N/A--------232/----
944/951 Ported Lindsey Racing Level III SF600N/A1.88/-
100mm
N/A--------252/----
944/951 Ported Lindsey Racing Level V SF600N/A2.00/-
104mm
N/A63/--125/--180/--228/--260/-270/---
996 Ported McKenzie Cylinder HeadsN/A39mm/ 34mmN/A109/94162/173206/193246/215283/243304/267315/279320/287324/296---
Xtreme Cylinder Heads 2.5136/6447mm/ 40mm65------------
Xtreme Cylinder Heads 3.0150/6652mm/ 42.5mm85------------
 
 
_Porsche     COPYRIGHT © 2000-2018 Stan Weiss  — World Wide Enterprises 
 
Manufacturer
Part Number
Port/Vol
Int/Exh
Valve Size Int/Exh Combust. Chamber Vol 2mm 4mm 6mm 8mm 10mm 12mm 14mm 16mm 18mm 20mm 22mm Average
2.5 Ported /Andre' NorrbackN/A45mm/40mm
100mm
No Pipe
N/A43/3989/89134/113168/138192/151206/163211/167211/167----


Renault     COPYRIGHT © 2000-2018 Stan Weiss  — World Wide Enterprises
Manufacturer
Part Number
Port/Vol
Int/Exh
Valve Size Int/Exh Combust. Chamber Vol .050 .100 .150 .200 .250 .300 .350 .400 .450 .500 Average
1800 16v F7P-720/722 Sabre HeadsN/A30.7mm/ 28.4mm
83mm
No Pipe
N/A34/3373/69114/100153/126176/139186/148184/152189/152191/157--
1800 16v F7P-720/722 Ported Sabre HeadsN/A30.7mm/ 28.4mm
83mm
No Pipe
N/A36/3574/75113/121151/156185/178206/188220/192228/192230/194--
1800 16v F7P-720/722 Ported Sabre Heads largerintake seat insertsN/A33mm/ 28.4mm
83mm
No Pipe
N/A38/3577/75116/121153/156185/178213/188234/192248/192258/194--
1800 16v F7P-760 Sabre HeadsN/A33.5mm/-
83mm
N/A36/-76/-111/-141/-163/-182/-194/-200/-202/---
1800 16v F7P-760 Ported Sabre HeadsN/A33.5mm/-
83mm
N/A38/-75/-111/-146/-177/-200/-215/-218/-222/---
Clio Williams Late Model Sabre HeadsN/A33mm/-
83mm
N/A37/-80/-120/-159/-189/-206/-215/-218/-220/---
Clio Williams Late Model Sabre HeadsN/A33mm/ 28.4mm
83mm
No Pipe
N/A38/3579/73119/118159/157194/178219/188234/192242/194248/201--


Rover     COPYRIGHT © 2000-2018 Stan Weiss  — World Wide Enterprises
Manufacturer
Part Number
Port/Vol
Int/Exh
Valve Size Int/Exh Combust. Chamber Vol .050 .100 .150 .200 .250 .300 .350 .400 .450 .500 .600 Average
1.8 K CNC Heads UKN/A1.141/1.023
100mm
No Pipe
N/A30/-63/4894/-122/92133/-135/109139/-141/112142/-142/112--
1.8 K Ported CNC Heads UKN/A1.141/1.023
100mm
No Pipe
N/A36/-76/66113/-151/116180/-189/136192/-195/154199/-199/165--
1.8 VVC CNC Heads UKN/A31.5mm/27.5mmN/A34/2763/58100/86137/108165/121181/126187/128192/130194/130196/130--
1.8 VVC Ported CNC Heads UKN/A31.5mm/27.5mmN/A42/3586/71125/101162/124194/136219/147228/156237/165238/170239/172--
3.9l Peak Performance AlumN/AStockN/A---92/72-133/86-143/89146/90148/91144/104-
3.9l Ported Peak Performance AlumN/A-N/A---96/80-144/107-177/127181/134181/140144/104-
4.0l RL AlumN/AStockN/A-54/41-104/81-137/97-139/101-142/104144/104-
4.0l Ported RL AlumN/AStockN/A-57/45-110/93-153/123-187/139-192/145190/149-


Saab     COPYRIGHT © 2000-2018 Stan Weiss  — World Wide Enterprises
Manufacturer
Part Number
Port/Vol
Int/Exh
Valve Size Int/Exh Combust. Chamber Vol .100 .200 .300 .350 .400 .450 .500 .600 Average
B202 Old 16vN/A32mm/ 29mmN/A----153/160----
B202 New 16vN/A32mm/ 29mmN/A----182/165----
B212/B234 Long 16vN/A34mm/ 31.5mmN/A----192/170----
B212/B234 Short 16vN/A34mm/ 31.5mmN/A----228/170----


Studebaker     COPYRIGHT © 2000-2018 Stan Weiss  — World Wide Enterprises
Manufacturer
Part Number
Port/Vol
Int/Exh
Valve Size Int/Exh Combust. Chamber Vol .100 .200 .300 .400 .500 .600 .700 .800 Average
Studebaker 53976 '57 Golden Hawk Cleaned Stock 11secAvanti IronN/A1.656/1.53
3.68
1/2" Radius Plate
N/A50/5187/84120/113137/123145/132-/137---
Studebaker 53976 '57 Golden Hawk Ported 11secAvanti E-30 Backcut IronN/A1.872/1.53
3.68
1/2" Radius Plate
N/A56/5198/100136/118166/129182/137189/140---
Studebaker 53976 '57 Golden Hawk Ported 11secAvanti 30/45/60/72 cuts IronN/A1.872/1.60
3.68
1/2" Radius Plate
N/A56/52100/104140/139172/146189/152194/155---
Studebaker 1557570 Stock Bill Jones IronN/A1.655/1.525
-
No Pipe
N/A52/4288/79120/103135/122144/133145/141---
Studebaker 1557570 Stock VJ Bill Jones IronN/A1.655/1.525
-
No Pipe
N/A55/50102/89133/106148/128155/139157/145---
Studebaker 1557570 Mild Porting Bill Jones IronN/A1.655/1.525
-
No Pipe
N/A54/50103/90135/115163/140174/156180/163---
Studebaker 1557570 Decent Porting Bill Jones intake valve guide moved .045" toward exhaust IronN/A1.85/1.60
-
No Pipe
N/A58/51113/104156/135193/156212/165216/179---
Studebaker 1555479 Stock Bill Jones IronN/A1.875/1.625N/A69/54116/99
-
No Pipe
152/130172/149189/162----
Studebaker Rabid Snail Racing IronN/A1.875/1.5625N/A59/54118/110163/146194/156215/161216/164---


Subaru     COPYRIGHT © 2000-2018 Stan Weiss  — World Wide Enterprises
Manufacturer
Part Number
Port/Vol
Int/Exh
Valve Size Int/Exh Combust. Chamber Vol .050 .100 .150 .200 .250 .300 .350 .400 .450 .500 .600 Average
EJ20N/A36mm/ 32mmN/A-53/46-117/86-144/103-151/111----
EJ20K JDM Version 4 ASF Machine Non-Dogleg SF110N/A36mm/ 32mm
-
No Pipe
N/A30/3187/69138/103179/132214/152241/165245/177249/185249/193251/194--
EJ20 Ported MRT PerformanceN/A36mm/ 32mmN/A-65/56-124/95-155/118-165/126----
EJ20 Version 4 1997 Ported Kelford CamsN/A1.46/1.32N/A46/4094/97143/146187/178224/197258/204278/218296/223308/228319/232--
EJ20 '99 Ported Knight EnginesN/A-N/A-97/86-194/210-271/230-317/252-332/261--
EJ20 AUDM-USDM Small Port Ported Knight Engines 1 OSN/A37mm/ 32mmN/A-101/80-205/169-292/230-323/253-337/263--
EJ20 JDM Big Port Ported Knight Engines 1 OSN/A37mm/ 32mmN/A-101/80-205/169-293/230-324/253-339/263--
EJ22TN/A-N/A------193/147-----
EJ25N/A1.42/1.24N/A------/182-240/-----
EJ251 SOHC ASF Machine SF110N/A35mm/ 30.5mm
-
No Pipe
N/A48/-84/-143/-188/-222/-239/-253/-253/-260/-264/---
EJ25 SOHC CHR Motorsports LLC Home Made BenchN/A35mm/ 30.5mm
-
Radius on Exhaust
N/A-76/58-67122/102-105142/145-136162/184-154224/204-161240/209-163250/212-164256/216-164256/216-162--
EJ25 SOHC Ported CHR Motorsports LLC Home Made BenchN/A-
-
Radius on Exhaust
N/A-78/69-57123/103-98163/147-136201/192-177234/226-192247/247-198256/259-202264/264-205266/267-208--
Manufacturer
Part Number
Port/Vol
Int/Exh
Valve Size Int/Exh Combust. Chamber Vol .050 .100 .150 .200 .250 .300 .350 .400 .450 .500 .600 Average
EJ25 DOHC EJ25D Ported ASF MachineN/A36mm/ 32mm
-
No Pipe
N/A-93/74141/111183/143217/159246/167257/178264/185268/187275/191--
Impreza Gen 6 Sabre Heads SF110N/A36mm/ 32mm
-
No Pipe
N/A42/33-3387/74-72133/114-106184/146-135227/162-147252/173-155266/176-159273/183-160278/186-160276/188-160--
Impreza Gen 6 Ported Exhaust Sabre Heads SF110N/A36mm/ 32mm
-
No Pipe
N/A42/37-3687/84-79133/131-123184/163-160227/188-177252/196-187266/202-194273/207-198278/210-199276/211-199--
Impreza CNC Heads UKN/A36mm/ 32mm
100mm
Pipe
N/A43/-90/82136/-187/149227/-259/170272/-281/175285/-285/174--
Impreza Ported CNC Heads UKN/A36mm/ 32mm
100mm
Pipe
N/A45/-93/85141/-187/169228/-262/208288/-298/224306/-309/228--
V7 JDM Ported +1mm ValveN/A-N/A-99/96-184/179-257/204283/217299/237----
WRXN/A-N/A-81/79-177/153-234/181238/186234/188----
WRX Ported Cobb TuningN/A-N/A---------300/250--
WRX Ported Kelford CamsN/A1.45/1.30N/A-92/84142/127186/163227/185260/192280/199293/204305/207308/210--
WRX Ported Bullet Cylinder HeadsN/A-N/A-98/92-196/163-274/206-295/219300/223---
WRX STi B25N/A35mm/ 30mmN/A-81/84-78-166/166-155-231/188-174-248/195-178----
WRX STi Ported PNP HeadsN/A35mm/ 30mmN/A---------276/212--
Manufacturer
Part Number
Port/Vol
Int/Exh
Valve Size Int/Exh Combust. Chamber Vol .050 .100 .150 .200 .250 .300 .350 .400 .450 .500 .600 Average
WRX STi '04 DOHC EJ257 Non-Dogleg Exhaust Ported ASF Machine 1mmOS valvesN/A37mm/ 33mm
-
No Pipe
N/A49/44103/93150/133200/183223/203256/217268/219274/221286/226298/231--
 
 
_Subaru     COPYRIGHT © 2000-2018 Stan Weiss  — World Wide Enterprises 
 
Manufacturer
Part Number
Port/Vol
Int/Exh
Valve Size Int/Exh Combust. Chamber Vol 2mm 4mm 6mm 7mm 8mm 9mm 10mm 11mm 12mm 13mm 14mm Average
EG33 MORGO SystemsN/A36mm/ 32mm
-
Pipe
N/A67/65133/122194/166212/176219/181221/185221/187221/189221/190222/193--
EG33 Ported MORGO SystemsN/A36mm/ 32mm
-
Pipe
N/A70/71141/141206/185231/195248/201260/206270/208275/209280/212284/213--


Toyota     COPYRIGHT © 2000-2018 Stan Weiss  — World Wide Enterprises
Manufacturer
Part Number
Port/Vol
Int/Exh
Valve Size Int/Exh Combust. Chamber Vol .100 .150 .200 .250 .300 .350 .400 .450 .500 .550 .600 Average
22 R/REN/A44.5mm/ 36.5mmN/A------130/------
22 R/RE Stage 2 PortedN/A45mm/ 37mmN/A------160/------
22 R/RE Stage 3 PortedN/A45mm/ 37mmN/A------200/------
22 R/RE Stage 5 PortedN/A45mm/ 37mmN/A------250/------
2ZZ-GE Sabre Heads SF110N/A34mm/ 29mm
82mm
No Pipe
N/A81/67121/101158/126187/139209/153227/158237/164245/167252/173---
2ZZ-GE Ported Sabre Heads SF110N/A34mm/ 29mm
82mm
No Pipe
N/A81/70121/103157/130188/149209/158228/166242/173254/185263/189---
2ZZ-GE PortedN/A-N/A99/75138/113174/135198/151216/164230/170239/175247/180254/182---
3S-GTE Knight EnginesN/A33.5mm/29mmN/A92/75-166/133-219/163-256/177-265/189-265/199-
3S-GTE Ported Knight EnginesN/A34.5mm/30mmN/A94/79-177/145-242/189-278/215-298/235-309/247-
3S-GTE GEN3 Ported Kelford CamsN/A1.338/1.181N/A88/72139/114177/149212/184239/197260/204278/211294/218307/223---
3TCN/A40mm/ 35mmN/A---133/97140/110145/120147/135-----
3TC CNC M2 Race Systems94/-41mm/ 36mm
3.575
78----175/115188/127190/141190/148190/155---
Manufacturer
Part Number
Port/Vol
Int/Exh
Valve Size Int/Exh Combust. Chamber Vol .100 .150 .200 .250 .300 .350 .400 .450 .500 .550 .600 Average
3TC Billet 6061 T-6 Alum HeadWay Performance94/-44mm/ 39mm78--------220/140---
3VZ-E Louthan PortedN/A-N/A-----171/136--187/144---
4AGE Early MR2 1.6 16v Sabre HeadsN/A30.5mm /25.6mm
-
No Pipe
N/A74/59111/91147/107174/113183/115187/116190/117190/118----
4AGE Early MR2 1.6 16v Ported Sabre HeadsN/A30.5mm /25.6mm
-
No Pipe
N/A74/63113/98152/128182/148201/153211/154219/155223/155225/----
4AGE 16v Ported Kelford CamsN/A1.26/1.07N/A81/79124/126158/147184/158199/163212/165221/166227/168----
4AGE 20v Kelford CamsN/A26.5mm /26mmN/A101/61146/89172/111193/125202/133210/138215/142220/146----
4AGE 20v Kelford Cams 1mm OSN/A27.5mm/ 27mmN/A104/61149/90178/117199/132217/141231/147241/150247/154----
AE101 4AGE 1.6 20v Sabre HeadsN/A26.5mm /26mm
-
No Pipe
N/A91/62135/88161/106176/113195/118202/121205/124205/124205/125---
AE101 4AGE 1.6 20v Ported Sabre HeadsN/A26.5mm /26mm
-
No Pipe
N/A95/67140/97174/125195/140210/150219/156227/159232/160235/162---
GT4 ST185 Ported Sabre HeadsN/A33.4mm /29mm
-
No Pipe
N/A80/72124/109164/133195/147218/157235/164244/168250/173----
GT4 ST185 Ported Sabre Heads OS ExhaustN/A33.4mm /29.8mm
-
No Pipe
N/A80/76124/113164/146195/164218/179235/190244/192250/198----
5S-FEN/A32mm/ 27mm
-
No Pipe
N/A75/67-143/108-152/125-152/127-----
Manufacturer
Part Number
Port/Vol
Int/Exh
Valve Size Int/Exh Combust. Chamber Vol .100 .150 .200 .250 .300 .350 .400 .450 .500 .550 .600 Average
5S-FE Light PortedN/A33mm/ 28mm
-
No Pipe
N/A84/67-157/114-181/138-183/146-----
5M Bruce HilsabeckN/A32mm/ 27mmN/A55/42-115/70-145/107-158/126-167/133---
5M Bruce Hilsabeck PortedN/A-N/A67/55-121/107-162/133-193/149-200/156---
7MG '89 iNvis SF600N/A32mm/ 27.5mmN/A81/65118/84149/106167/119185/121191/126194/129-----
7MG '89 T72mk3N/A32mm/ 27.5mmN/A67/62-139/113-180/131-190/138-190/140---
7MG '89 T72mk3 PortedN/A32mm/ 27.5mmN/A78/78-166/132-214/156-229/173-235/176---
7M-GE Allan SF600N/A32mm/ 27.5mmN/A77/60114/93141/113163/123176/128180/131180/133180/133----
7M-GE Ported Allan Street SF600N/A32mm/ 27.5mmN/A80/70122/103160/121188/131202/139211/145216/149220/155220/155---
7M-GE Ported Allan RaceN/A33.6mm/29mmN/A81/70122/108153/135181/150201/164212/168222/172232/174239/188---
7MGTE CNCN/A32mm/ 27.5mmN/A113/80-187/142-216/172-231/184-242/191---
7MGTE 24v CCHN/A32mm/ 27.5mmN/A-------208/149----
7MGTE 24v Ported CCHN/A32mm/ 27.5mmN/A-------230/186----
Manufacturer
Part Number
Port/Vol
Int/Exh
Valve Size Int/Exh Combust. Chamber Vol .100 .150 .200 .250 .300 .350 .400 .450 .500 .550 .600 Average
2JZ GT Stu HagenN/A33.6/29mmN/A80/74-154/120-195/140-207/152-215/154---
2JZ GTN/A33.6/29mmN/A82/64130/97163/126191/135211/142220/144224/147228/150229/152232/152232/151-
2JZ GT PortedN/A33.6/29mmN/A83/65125/103163/136191/162217/178235/185243/194250/201251/204256/205266/206-
2JZ Ported SF300N/A33.6/29mmN/A97/70136/106179/132215/151242/167259/173265/179268/182----
2JZ '93-98 M2 Race SystemsN/A33.6/29mmN/A--168/121190/130206/137217/139226/139230/140232/140---
2JZ '93-98 CNC M2 Race Systems136/-33.6mm/ 29mmN/A85/81127/116168/145203/162231/170255/174271/177284/179289/180---
2JZ Ported Knight Engines 1 OSN/A34.6/30mmN/A109/99-161/179-227/212-282/222-300/230302/234--
1UZ-FEN/A33.5mm/28mmN/A85/61129/96161/111189/124202/137224/145------
1UZ-FEN/A33.5mm/28mmN/A----204/125---221/133---
1UZ-FEN/A33.5mm/28mmN/A--163/120---238/147-250/149---
1UZ-FE PortedN/A-N/A--174/125---261/167-277/174---
1UZ-FE Ported Kelford CamsN/A1.41/1.25N/A104/88147/132189/157228/176251/195266/205275/211281/217283/220---
Manufacturer
Part Number
Port/Vol
Int/Exh
Valve Size Int/Exh Combust. Chamber Vol .100 .150 .200 .250 .300 .350 .400 .450 .500 .550 .600 Average
Billet 1UZ-FE paulN/A36mm/32mmN/A--------300/250---
 
 
_Toyota     COPYRIGHT © 2000-2018 Stan Weiss  — World Wide Enterprises 
 
Manufacturer
Part Number
Port/Vol
Int/Exh
Valve Size Int/Exh Combust. Chamber Vol 2mm 4mm 6mm 7mm 8mm 9mm 10mm 11mm 12mm 13mm 14mm Average
21 R MORGO SystemsN/AStockN/A41/-81/-118/-133/-143/-147/-144/-143/-144/-145/---
21 R Ported MORGO SystemsN/AStockN/A44/-85/-125/-144/-160/-173/-177/-175/-169/-168/---
2E 1.3l 12V MORGO SystemsN/AStock
-
Pipe
N/A55/5398/89126/105134/110139/113143/114146/113146/114147/114147/116--
2NZ-FE 1.3l MORGO SystemsN/AStock
-
Pipe
N/A65/49118/91153/111166/114175/118181/122186/122190/124193/126---
2T-G Ported MORGO SystemsN/A44mm/ 37.5mmN/A49/-93/-139/-159/-180/-196/-207/-216/-222/-226/---
3S-GE (BEAMS) Ported MORGO Systems AlumN/A33.5mm/29mmN/A58/-122/-173/-195-214/-231/-246/-257/-264/-267/---
5M-GEN/A-N/A------178/------
5M-GE PortedN/A-N/A------252/------
4A-F MORGO SystemsN/A30mm/ 24.5
-
Pipe
N/A56/50109/90136/105139/107140/108140/109139/110138/111138/110---
4A-F Ported MORGO SystemsN/A30mm/ 24.5
-
Pipe
N/A59/53112/104151/122162/127167/130169/132170/133171/134171/135172/---
4AGE 20v Blacktop Ported /Andre' NorrbackN/A26.5mm/-N/A73/-139/-183/--212/--231/--240/--240/--
4AGE 20v Silvertop Ported /Andre' NorrbackN/A26.5mm/-N/A78/-144/-183/--206/--220/--229/--229/--
Manufacturer
Part Number
Port/Vol
Int/Exh
Valve Size Int/Exh Combust. Chamber Vol 2mm 4mm 6mm 7mm 8mm 9mm 10mm 11mm 12mm 13mm 14mm Average
4AGE 2009 Silvertop Ported /Andre' NorrbackN/A26.5mm/-N/A78/-146/-186/--209/--226/--236/--236/--
4AGE 20v Silvertop MORGO SystemsN/A26.5mm /26mm
-
Pipe
N/A80/56144/104182/125195/131201/134206/136208/137207/138-/139---
4AGE 20v Silvertop Ported MORGO SystemsN/A26.5mm /26mm
-
Pipe
N/A83/56159/116198/146209/152218/155225/157231/159234/159-/161---


Volvo     COPYRIGHT © 2000-2018 Stan Weiss  — World Wide Enterprises
Manufacturer
Part Number
Port/Vol
Int/Exh
Valve Size Int/Exh Combust. Chamber Vol .100 .200 .250 .300 .350 .400 .450 .47244 .500 .600 .700 Average
B20N/A44mm/35mmN/A50/33109/70-142/79-161/80--161/82---
405 iadrN/A44mm/35mm
94mm
N/A50/39101/78-145/100-159/107--168/115---
405 dl24gtN/A44mm/35mmN/A51/41108/80-149/102-168/111171/114-175/116---
405 dl24gt PortedN/A44mm/35mmN/A63/46113/86-157/108-183/117193/121-199/123---
405 Ported PacmanN/A44mm/35mmN/A-------219/-----
405 Ported PacmanN/A46mm/38mmN/A-------249/-----
405 Ported PacmanN/A48mm/40mmN/A-------259/-----
530N/A44mm/35mmN/A-------/115-----
530 PortedN/A44mm/40mmN/A------165/135-----
530 PortedN/A44mm/38mmN/A------161/141-----
531N/A44mm/35mmN/A------------
T5N/A-N/A86/72140/136-180/156-190/160-/162-----
Manufacturer
Part Number
Port/Vol
Int/Exh
Valve Size Int/Exh Combust. Chamber Vol .100 .200 .250 .300 .350 .400 .450 .47244 .500 .600 .700 Average
T5 CNC Heads UKN/A1.179/1.0195
100mm
No Pipe
N/A74/60148/144172/-184/176192/-199/174201/--199/175---
T5 Ported CNC Heads UKN/A1.22/1.062
100mm
No Pipe
N/A71/71145/163179/-200/209215/-225/215229/--232/219---
16VN/A34.5mm/ 31.5mm
-
No Pipe
5387/81167/159-220/194-232/196--236/199---
16V BOPORT Racing HeadsN/A34.5mm/ 31.5mm
3.81
N/A85/-164/-198/-219/-226/-230/-232/--234/-235/---
B234 16v BoportN/A34.5mm/ 31.5mm
3.810
N/A85/-164/-198/-219/-226/-230/-232/-234/-235/----
20V S60RN/A35mm/31mmN/A-130/125---181/159--185/171---
20V S60R PortedN/A35mm/31mmN/A-150/140---197/181--205/187---
20V 2.4l S70 CCHN/AStockN/A------196/168-----
20V 2.4l S70 Ported CCHN/AStockN/A------220/210-----
ARCA 16VN/A-
-
No Pipe
N/A62/51123/100-176/130-222/171--257/200278/218292/228-
 
 
_Volvo     COPYRIGHT © 2000-2018 Stan Weiss  — World Wide Enterprises 
 
Manufacturer
Part Number
Port/Vol
Int/Exh
Valve Size Int/Exh Combust. Chamber Vol 2mm 4mm 6mm 8mm 10mm 11mm 12mm 13mm 14mm 16mm 18mm Average
B20 Jens Gustavssons PortedN/A44mm/ 39.4mmN/A52/4297/100134/123164/133186/137-190/137-190/137196/135198/--
B20 Jens Gustavssons Ported Motor PulsN/A48mm/ 38.5mmN/A-------250/160----
B20 PortedN/A45mm/ 38mmN/A37/-82/-126/-162/-176/--177/--179/-180/---
B20 PortedN/A46mm/ 38.5mmN/A37/-93/-133/-165/-193/--212/--213/-215/---
B234F 16v Ported qwk AlumN/A37mm/-N/A71/-138/-198/-244/-274/--298/--316/-318/---
B234F 16v MORGO SystemsN/A34.5/-N/A71/-142/-194/-217/-230/-233/-235/-238/-----
B234F 16v Ported MORGO SystemsN/A-
-
Pipe
N/A74/71149/146224/209260/246272/260273/263277/266281/267----
16v Ported /Andre' NorrbackN/A34.5mm/ 31.5mm
98mm
No Pipe
N/A70/65142/133193/185232/202258/213-272/220-277/224280/224--
16v Ported /Andre' NorrbackN/A34.5mm/ 31.5mm
98mm
No Pipe
N/A70/67139/140205/190250/214271/219-283/222-287/226290/228--
16v Ported /Andre' NorrbackN/A36.0mm/ 31.5mm
98mm
No Pipe
N/A75/65149/133217/185264/202286/213-301/220-304/224306/226--
16v Ported /Andre' NorrbackN/A39mm/-N/A74/-146/-213/-265/-306/--332/--348/-356/-362/--
16v PortedN/A37.0mm/-N/A71/--198/-244/-274/--298/--316/-318/---
Manufacturer
Part Number
Port/Vol
Int/Exh
Valve Size Int/Exh Combust. Chamber Vol 2mm 4mm 6mm 8mm 10mm 11mm 12mm 13mm 14mm 16mm 18mm Average
B234 16v Ported /Andre' NorrbackN/A39mm/ 33mm
98mm
No Pipe
N/A78/69146/144215/196271/226308/244-318/250-324/252---
530 Ported /Andre' Norrback EpoxyN/A46mm/38mm
98mm
No Pipe
N/A46/4087/68127/90162/106191/120-207/126-215/128220/130--
531 Ported /Andre' Norrback EpoxyN/A46mm/38mm
98mm
No Pipe
N/A47/3591/72133/98168/114195/121-215/124-222/126226/127--
531 Ported /Andre' NorrbackN/A44mm/35mm
98mm
No Pipe
N/A47/3891/70132/106166/123192/135-204/143-209/146210/146--
531 Ported /Andre' NorrbackN/A44mm/35mm
98mm
No Pipe
N/A42/3884/61121/91155/110183/123-200/133-212/138214/140--


VW     COPYRIGHT © 2000-2018 Stan Weiss  — World Wide Enterprises
Manufacturer
Part Number
Port/Vol
Int/Exh
Valve Size Int/Exh Combust. Chamber Vol .100 .150 .200 .250 .300 .350 .400 .450 .500 .550 .600 .700 Average
VW Type 1N/A-N/A43/--77/--90/--100/--101/-101/----
VW Type 1 DRD Racing Heads L3N/A-N/A45/22-81/60-107/79-122/94-132/96132/96---
VW 043 Type 1 DRD Racing Heads L3N/A35.5mm/ 32mm54-------------
VW 043 Type 1 DRD Racing Heads L5N/A42mm/ 37.5mmN/A---------175/----
VW 043 Type 1 DRD Racing Heads L6N/A42mm/ 37.5mmN/A---------185/----
VW 043 Type 1 DRD Racing Heads L7N/A42mm/ 37.5mmN/A---------200/----
VW 043 Type 1 DRD Racing Heads L8N/A-/38mmN/A---------220/----
VW 044 Type 1 DRD Racing Heads L560/-40mm/ 35.5mmN/A57/49-97/89-130/112-154/126-168/127172/127174/127--
VW 044 Type 1 DRD Racing Heads L663/-42mm/ 37.5mmN/A63/49-106/89-136/112-163/130-183/139195/140201/140204/141-
VW 044 Type 1 DRD Racing Heads L773/-44mm/ 37.5mmN/A56/49-100/89-141/112-172/130-198/139206/140211/140215/141-
VW 044 Type 1 DRD Racing Heads L8N/A48mm/ 38mmN/A62/49-113/89-155/112-190/130-216/139225/140234/140247/141-
VW 044 Volkwagen Performance PortingN/A44mm/ 37mmN/A----------230/180--
Manufacturer
Part Number
Port/Vol
Int/Exh
Valve Size Int/Exh Combust. Chamber Vol .100 .150 .200 .250 .300 .350 .400 .450 .500 .550 .600 .700 Average
VW 044 Volkwagen Performance PortingN/A48mm/ 37mmN/A----------255/180--
VW 044 Street PortedN/A42mm/ 37.5mm
94mm
1 5/8" Pipe
56.878/70102/91122/104134/115144/126154/133164/138170/141176/146181/151187/166--
VW 044 Race PortedN/A44mm/ 37.5mm
94mm
1 3/4" Pipe
53.280/70102/89121/102137/115150/126163/134174/142184/146193/150201/153207/156--
1.6N/A-N/A68/64-129/118-160/148-170/154-174/157----
16VN/A32mm/28.1mmN/A60/55-128/114-163/123-177/130------
16V PortedN/A-N/A92/72-163/146-216/180-240/191------
1.8 8V CNC Heads UKN/A1.5735/ 1.308
100mm
No Pipe
N/A50/3875/-96/72114/-124/89132/-134/99135/-136/102----
1.8 8V Ported CNC Heads UKN/A1.5375/ 1.3085
100mm
No Pipe
N/A52/3978/-102/90122/-139/112151/-164/123173/-181/129----
1.8 8V Ported CNC Heads UKN/A1.6515/ 1.3785
100mm
No Pipe
N/A54/4981/-108/86132/-157/111175/-187/126193/-198/133----
1.8 16V CNC Heads UKN/A31.5mm/ 27.5mmN/A71/53106/-143/119171/-186/143192/-194/150196/-196/153----
1.8 16V Ported CNC Heads UKN/A31.5mm/ 27.5mmN/A82/62126/-171/120201/-224/153230/-233/165240/-238/174----
1.8 16VN/A32mm/28.1mmN/A--------172/123----
Manufacturer
Part Number
Port/Vol
Int/Exh
Valve Size Int/Exh Combust. Chamber Vol .100 .150 .200 .250 .300 .350 .400 .450 .500 .550 .600 .700 Average
1.8 16VN/A-N/A80/--121/--154/--195/--203/-----
1.8 16V sochN/A32mm/28.1mmN/A77/58107/96132/121157/125172/128175/129177/129------
1.8 16V TT SF300N/A32mm/28.1mmN/A76/67108/96138/115161/121175/124181/125183/126------
1.8 16V TT Street Port SF300N/A32mm/28.1mmN/A76/67111/99146/125175/139191/152199/160209/166------
1.8 20VN/A26.9mm/ 29.9mmN/A------177/171------
1.8 20VN/A26.9mm/ 29.9mmN/A--------172/123----
1.8 20V Big PortN/A-N/A------212/195------
1.8 20V Big PortN/A-N/A--------210/175----
1.8T 20V AEB Large Port Bill JonesN/A1.06/1.18N/A96/78-164/125-199/157218/164219/171------
1.8T 20V AEB Large Port Ported Bill JonesN/A1.06/1.18N/A102/94-180/155-210/184219/191228/198------
1.8T 20V AEB Large Port Ported Bill JonesN/A1.099/1.215N/A108/93-184/139-211/171216/179220/184------
1.8T 20V CNC HEADS UKN/A26.9mm/ 29.9mm
100mm
No Pipe
N/A102/89142/-178/134205/-222/161231/-239/176245/182-----
Manufacturer
Part Number
Port/Vol
Int/Exh
Valve Size Int/Exh Combust. Chamber Vol .100 .150 .200 .250 .300 .350 .400 .450 .500 .550 .600 .700 Average
1.8T 20V Ported CNC HEADS UKN/A26.9mm/ 29.9mm
100mm
No Pipe
N/A96/83139/-179/146208/-228/193242/-250/223256/-255/250----
2.0l 16V sochN/A32mm/28.1mmN/A60/5591/93128/114149/118165/123170/128177/130------
2.0l 16V Joshua SF300N/A32mm/28.1mmN/A68/61101/91131/116143/129163/136168/138171/141------
2.0l 16V CCHN/A32mm/28.1mmN/A------195/150------
2.0l 16V Ported CCHN/A32mm/28.1mmN/A------231/178------
2.0 8V '94 German X-FlowN/AStockN/A52/38-100/72-130/88-149/94--/97----
2.0 8V X-FlowN/A-N/A54/39-102/75-129/90-136/96-137/97----
2.0 8V X-Flow PortedN/A-N/A--------174/-----
8V X-Flow PortedN/AStockN/A-------183/--188/----
8V Early Casting CCHN/AStockN/A-------133/101-----
8V Early Casting Ported CCHN/AStockN/A-------161/131-----
8V Cross Flow CCHN/AStockN/A-------139/107-----
Manufacturer
Part Number
Port/Vol
Int/Exh
Valve Size Int/Exh Combust. Chamber Vol .100 .150 .200 .250 .300 .350 .400 .450 .500 .550 .600 .700 Average
8V Cross Flow Ported CCHN/AStockN/A-------165/138-----
12V VR6 CCHN/A39mm/ 34mmN/A-------157/145-----
12V VR6 Ported CCHN/A39mm/ 34mmN/A-------186/168-----
12VN/A39mm/ 34mmN/A------148/137------
R32 CNC Heads UKN/A1.303/ 1.188
100mm
Pipe
N/A83/79118/-152/132184/-211/152231/-247/162252/-255/169----
R32 Ported CNC Heads UKN/A1.303/ 1.188
100mm
Pipe
N/A78/91117/-155/164190/-219/195243/-257/210266/-270/216----
CabrioletsN/A-N/A57/49-97/90-130/113-139/131-148/141----
Type 4 - 914 Mild PortingN/A48mm/-N/A--------209/-----
Type 4 - LE160 Raby's Aircooled TechnologyN/A40mm/ 34mm5661/5187/67110/81123/93132/99140/103147/105152/107157/108160/109---
Type 4 - LE180 914 2.0 Raby's Aircooled TechnologyN/A42mm/ 36mm5658/5284/72112/91136/107155/119168/126171/132176/135181/138186/140190/141--
Type 4 - LE190 Raby's Aircooled TechnologyN/A44mm/ 36mm5660/5187/70116/88142/102160/114171/123182/130188/135192/140196/142---
Type 4 - LE200 Raby's Aircooled TechnologyN/A44mm/ 36mm5762/5188/70116/88143/102164/114180/123189/130196/135200/140205/142---
Manufacturer
Part Number
Port/Vol
Int/Exh
Valve Size Int/Exh Combust. Chamber Vol .100 .150 .200 .250 .300 .350 .400 .450 .500 .550 .600 .700 Average
Type 4 - MassIVe Raby's Aircooled TechnologyN/A-N/A--155/122---247/190---280/222--
Arao Engineering 16VN/A35.5mm/ 32mmN/A105/79-189/125-232/176-263/204-271/217-265/225--
The following 12V VR6 Heads are different than any other heads that I have listed.
They have been flow with the short (about 4 inches) 90 degree manifold during the tests.
The intake and exhaust ports are basically the same way---3 short and 3 long ports. The short port is listed first.
12V VR6 Stock Short Bill JonesN/A39mm/ 34mmN/A56/43-104/84-130/109-150/114157/115-----
12V VR6 Stock Long Bill JonesN/A39mm/ 34mmN/A56/45-106/89-130/117-152/131159/134-----
12V VR6 Ported Short Bill JonesN/A39mm/ 34mmN/A55/47-108/87-130/111-149/125155/129-----
12V VR6 Ported Long Bill JonesN/A39mm/ 34mmN/A55/47-106/89-130/113-154/128162/134-----
Did valve job to max size of stock valves, backcut int 33x27 & exh 37x29---ported the manifold from 1.400" out to 1.500".
12V VR6 Ported Short Bill JonesN/A39mm/ 34mmN/A53/47-102/86-143/109-161/119168/127-----
12V VR6 Ported Long Bill JonesN/A39mm/ 34mmN/A52/52-101/94-145/115-165/128173/138-----
 
 
_VW     COPYRIGHT © 2000-2018 Stan Weiss  — World Wide Enterprises 
 
Manufacturer
Part Number
Port/Vol
Int/Exh
Valve Size Int/Exh Combust. Chamber Vol 2mm 4mm 6mm 8mm 9mm 10mm 11mm 12mm 13mm 14mm 16mm 18mm Average
2.0l 8v gti Ported /Andre' NorrbackN/A40mm/33mm
85mm
N/A45/-81/-114/-145/--164/--176/--177/----
Golf Ported /Andre' NorrbackN/A40mm/34mm
85mm
N/A42/-75/-103/-128/--148/--165/--178/-182/---
Golf 8v MORGO SystemsN/A40mm/33mmN/A39/3368/63100/82114/93117/95118/97119/98120/99120/99-182/---
Golf 8v Ported MORGO SystemsN/A40mm/33mmN/A44/3279/70114/91140/111148/117153/123158/127160/130160/132160/-182/---
1.9l TDI VE NPSN/A36mm/31.4mm
-
No Pipe
N/A33/2870/5797/83109/99-110/105-112/104-----
2.0l TDI NPSN/A29mm/25.5mm
-
No Pipe
N/A57/5897/88118/99117/103-120/105-------
2.0l TDI Ported NPSN/A29mm/25.5mm
-
No Pipe
N/A61/54111/94130/111141/118-146/122-148/123-----
Type 4 - Ported /Andre' NorrbackN/A53mm/40mm
103mm
No Pipe
N/A57/37110/75161/105205/123-241/134-267/143-287/148292/150292/150-
Type 4 - 2 Ported /Andre' NorrbackN/A52mm/38mm
103mm
No Pipe
N/A48/4494/82147/114195/133-234/145-260/151-270/154274/155276/155-
Type 4 - 3 Ported /Andre' NorrbackN/A53mm/38mm
103mm
No Pipe
N/A52/44101/82152/114199/133-239/145-263/151-280/154283/155284/155-
Type 4 - 4 Ported /Andre' NorrbackN/A53mm/40mm
103mm
No Pipe
N/A57/40105/77157/111202/130-237/142-267/149-287/154292/158296/159-
Type 4 - 5 Ported /Andre' NorrbackN/A53mm/40mm
103mm
No Pipe
N/A59/40113/77164/111209/130-245/142-273/149-290/154296/158300/159-
Manufacturer
Part Number
Port/Vol
Int/Exh
Valve Size Int/Exh Combust. Chamber Vol 2mm 4mm 6mm 8mm 9mm 10mm 11mm 12mm 13mm 14mm 16mm 18mm Average


Buell     COPYRIGHT © 2000-2018 Stan Weiss  — World Wide Enterprises
Manufacturer
Part Number
Port/Vol
Int/Exh
Valve Size Int/Exh Combust. Chamber Vol .100 .200 .300 .400 .500 .560 .600 .700 Average
Stock Thunderstorm NPSN/A1.81/1.575
88 mm
No Pipe
6457/53121/101173/131203/150207/161209/161---
Thunderstorm Ported NPSN/A1.81/1.575
88 mm
No Pipe
N/A63/50131/110189/148229/174246/173-251/166--
Stock ThunderstormN/A1.81/1.58N/A57/49117/95164/139194/156204/161----
Street Ported ThunderstormN/A1.81/1.58N/A57/47120/90171/142211/167234/177-246/186--


Harley-Davidson     COPYRIGHT © 2000-2018 Stan Weiss  — World Wide Enterprises
Manufacturer
Part Number
Port/Vol
Int/Exh
Valve Size Int/Exh Combust. Chamber Vol .100 .200 .300 .400 .500 .600 .700 .800 .900 1.000 1.100 Average
Twin HeadQuartersN/A1.84/-N/A60/-127/-181/-204/-211/-213/-------
Twin Ported HeadQuartersN/A1.90/-N/A62/-132/-192/-229/-229/-238/-------
Twin Cam Ported Bullet Cylinder HeadsN/A1.841/1.574N/A98/92196/163274/206295/219300/223-------
Stock Twin CamN/A1.841/1.574N/A61/57124/104180/132196/143199/152202/157------
'01 Twin Cam Ported Hillside Stage III SF120N/A1.90/-
3.875
N/A80/-162/-231/-288/-286/-289/-291/------
'05 Stock Twin CamN/A1.841/1.574N/A57/44122/90179/124189/144197/148198/151------
'05 Twin Cam Ported DewyN/A1.90/1.574N/A63/44137/89207/146218/156213/162214/168------
'06 Stock Twin CamN/A1.841/1.574N/A59/44127/98187/147211/168217/174218/178------
'06 Twin Cam Ported QHPN/A1.898/1.625N/A62/56128/111186/153223/171243/182256/190------
'06 Stock Twin Cam Atwood Performance SF600N/A1.841/1.574
-
1 3/4" Pipe
N/A62/53125/112177/155199/177209/184214/189------
'06 Twin Cam Ported Atwood Performance Road Warrior SF600N/A1.90/1.574
3.875
1 3/4" Pipe
N/A69/56137/124196/170240/197256/210265/215------
'06 Twin Cam PortedN/A1.90/1.61N/A80/59137/116203/168246/198254/210255/217------
Manufacturer
Part Number
Port/Vol
Int/Exh
Valve Size Int/Exh Combust. Chamber Vol .100 .200 .300 .400 .500 .600 .700 .800 .900 1.000 1.100 Average
'06 Twin Cam Ported Hot-Shot MotorWorksN/A1.90/-N/A87/-156/-213/-251/-274/-282/-------
'06-up S & S SF1020N/A1.805/1.575N/A-----216/192------
'06-up Ported S & S SF1020N/A1.90/1.61N/A-----249/210------
'12 Stock Twin Cam Steve Vigen 1.65 ID Radius IntN/A1.81/1.574
3.875
1 3/4" Pipe
N/A63/52121/110180/148210/165221/173220/180------
'13 Twin Cam Dirt Track Stage 1 Steve Vigen 1.65 ID Radius Int 7mm stems FlowDataN/A1.85/1.61
3.75
1 3/4" Pipe
N/A75/62154/137211/193248/225256/235260/236------
'15 Twin Cam Dirt Track Steve Vigen 1.75 ID Radius 5/16 stems FlowDataN/A1.94/1.61
3.75
1 3/4" Pipe
N/A64/61144/124211/183254/223267/242275/244------
Twin Cam R & R Castings / HYPerformanceN/A1.94/1.625N/A65/50134/104192/149237/185263/189281/191------
Twin Cam 88 Ported HardyN/A-N/A66/54130/117192/159236/180247/194247/201------
Twin Cam 88 Ported FLO HeadworksN/A1.937/1.68710061/60122/120190/157212/188231/210-------
Twin Cam 88 CNC M2 Race Systems86/-1.90/1.63
3.875
84-202/172-232/195-252/225------
Twin Cam 88 Ported BranchN/A-N/A-----266/-------
Twin Cam Ported LouthanN/A1.90/1.615N/A----220/--------
Manufacturer
Part Number
Port/Vol
Int/Exh
Valve Size Int/Exh Combust. Chamber Vol .100 .200 .300 .400 .500 .600 .700 .800 .900 1.000 1.100 Average
Twin Cam Ported LouthanN/A1.94/1.615N/A----227/--------
Twin Cam ET PerformanceN/A-
3.875
N/A64/50127/104179/147206/163200/169202/171------
Twin Cam Ported ET PerformanceN/A1.90/1.60
3.875
N/A69/55132/120203/163251/188263/200269/208------
Twin Cam Ported ET PerformanceN/A2.00/1.60
3.875
N/A68/53149/117214/156265/186289/204299/211------
Twin Cam BC HeadsN/A1.84/1.57N/A63/47124/105168/138185/154187/166189/168------
Twin Cam Ported BC HeadsN/A1.90/1.567N/A59/46124/96179/138222/180236/208240/219------
Twin Cam Ported BC HeadsN/A2.00/1.58N/A63/48134/100193/139238/168262/182273/193280/202-----
Twin Cam Ported BC HeadsN/A2.00/1.58N/A64/51136/116192/156240/184268/201280/210287/214-----
Twin Cam Ported Revolution Performance Stage 1N/A1.84/1.575N/A83/61151/120201/165244/184257/190259/195------
Twin Cam Ported Revolution Performance Stage 2N/A1.90/1.61N/A73/57148/104205/155249/184261/194265/200268/200-----
Twin Cam Ported Revolution Performance Stage 3N/A2.00/1.63N/A64/53135/112203/156240/187264/201283/211294/213-----
Twin Cam Smithberg RacingN/A1.84/-N/A68/-132/-186/-208/-203/--------
Manufacturer
Part Number
Port/Vol
Int/Exh
Valve Size Int/Exh Combust. Chamber Vol .100 .200 .300 .400 .500 .600 .700 .800 .900 1.000 1.100 Average
Twin Cam Ported Smithberg RacingN/A1.84/1.56
3.75
No Pipe
N/A73/50140/104206/151248/186269/199-------
Twin Cam 99 Atwood Performance SF600N/A1.841/1.574
3.875
1 3/3" Pipe
N/A65/46122/102171/143191/161189/168190/171------
Twin Cam 99 Ported Atwood Performance Stage I SF600N/A1.841/1.574
3.875
1 3/4" Pipe
N/A68/56133/117191/164231/188248/199251/205------
Twin Cam 99 Ported Atwood Performance Road Warrior SF600N/A1.90/1.574
3.875
1 3/4" Pipe
N/A69/51133/123195/170236/198255/211265/213------
Screaming Eagle Twin Cam87/70-N/A------------
Screaming Eagle Twin CamN/A-N/A----219/--------
Screaming Eagle Smithberg RacingN/A1.90/-N/A61/-126/-188/-228/-246/-251/-------
Screaming Eagle OttoN/A1.90/1.625N/A59/57123/107185/148220/170231/173228/175------
Screaming Eagle Otto Clean Up Port IntakeN/A1.90/1.625N/A59/44127/95190/150229/178249/184262/184------
Screaming Eagle HeadQuartersN/A1.90/-N/A55/-112/-161/-199/-228/-244/-------
Screaming Eagle Ported HeadQuartersN/A1.90/-N/A60/-120/-167/-204/-233/-251/-------
Screaming Eagle Twin Cam Ported LouthanN/AN/A-----248/--------
Manufacturer
Part Number
Port/Vol
Int/Exh
Valve Size Int/Exh Combust. Chamber Vol .100 .200 .300 .400 .500 .600 .700 .800 .900 1.000 1.100 Average
Screaming Eagle 103 Twin Cam95/73-N/A------------
Screaming Eagle 103 Twin Cam ET PerformanceN/A-
3.875
N/A68/60131/117194/156226/183238/194235/198------
Screaming Eagle 103 Twin Cam Ported ET PerformanceN/A1.94/1.60
3.875
N/A72/56135/115207/150258/176276/195279/213------
Screaming Eagle 103 Twin Cam Ported Hal's Speed ShopN/A1.80/-N/A-----283/-------
Screaming Eagle Twin Cam 120107/78-N/A------------
Screaming Eagle Twin Cam 120N/A2.08/1.62510062/45131/86188/117221/136234/147244/148------
Screaming Eagle Twin Cam 120 Ported FLO HeadworksN/A2.08/1.62510067/62138/94193/137228/172243/199253/216------
Ironhead Sportster Ported FLO HeadworksN/A1.937/1.75N/A60/59117/94164/128191/152200/168-------
Panhead NPSN/A1.95/1.75
-
No Pipe
N/A56/47113/90153/129170/156174/170-------
Panhead and Knuckhead Ported FLO HeadworksN/A1.937/1.75N/A55/54112/112156/139180/163192/177-------
Shovelhead BC HeadsN/A1.937/1.75N/A66/51133/91168/120184/129187/134189/136------
Shovelhead Ported BC HeadsN/A-N/A60/47134/102176/137213/152241/174241/192------
Manufacturer
Part Number
Port/Vol
Int/Exh
Valve Size Int/Exh Combust. Chamber Vol .100 .200 .300 .400 .500 .600 .700 .800 .900 1.000 1.100 Average
Shovelhead Ported FLO HeadworksN/A1.937/1.75N/A61/56130/115182/138217/167234/192-------
XL 883N/A1.585/1.38N/A50/-105/-154/-169/-169/--------
Evo Sportster 883 Ported HardyN/A-N/A58/-120/-175/-209/-217/--------
Evo Sportster 883 Ported FLO HeadworksN/A1.75/1.50N/A51/47110/97166/147200/176213/183-------
Stock 1200 Evo SportsterN/A-N/A68/-115/-166/-193/-198/--------
1200 EVO Sportster Ported FLO HeadworksN/A1.812/1.562N/A57/51120/102176/154213/181228/192-------
1200 Sportster Ported ET PerformaneN/A1.90/1.60
3.500
N/A67/61134/121186/159226/185249/200257/210------
Evo Big Twin Ported FLO HeadworksN/A1.937/1.687N/A62/55124/119188/156225/184234/207-------
Evo Ported ET PerformaneN/A1.90/1.60
3.50
N/A74/55139/120201/158244/189260/201263/206------
Evo Ported ET PerformaneN/A2.00/1.60
3.812
N/A68/59151/117217/154261/191275/201279/202------
Evo BC HeadsN/A-N/A67/59128/108174/137201/153206/163211/172------
Evo Ported BC Heads D ExhaustN/A-N/A63/51128/109184/152211/179230/200234/214------
Manufacturer
Part Number
Port/Vol
Int/Exh
Valve Size Int/Exh Combust. Chamber Vol .100 .200 .300 .400 .500 .600 .700 .800 .900 1.000 1.100 Average
S/C Twin Cam StockN/A1.94/1.60
3.875
N/A68/60131/117194/156226/183238/194235/198------
S/C Twin Cam Ported ET PerformaneN/A1.94/1.60
3.875
N/A70/56133/115202/157247/186267/204276/213------
ARAO Evo Billet 4 Valve AlumN/A1.72/1.476N/A122/111226/184286/225308/241312/247317/248------
Edelbrock Performer 1200 EVO Sportster (OLD) AlumN/A1.85/1.616267/64127/118171/145206/168232/183250/194------
Edelbrock Performer EVO big Twin (OLD) AlumN/A1.85/1.617270/67129/118189/145215/168248/183251/194------
Edelbrock Performer RPM CNC Evo big Twin (OLD) AlumN/A1.94/1.62572/8874/68139/118192/150226/170260/185277/198------
Edelbrock 1692, 1693, 1695, 1696 Performer RPM Sportster AlumN/A1.85/1.616263/57126/101172/132208/154229/170246/181------
Edelbrock 3021, 3022 Performer RPM EVO Big Bore CNC AlumN/A2.00/1.62583/9268/61137/113195/153238/176269/185283/197------
Edelbrock 1602, 1603, 1615, 1616 Performer EVO 80" AlumN/A1.85/1.617263/58130/105187/145225/165244/179251/188------
Edelbrock 1604, 1606, 1607, 1624 Performer EVO 80" & up CNC AlumN/A1.94/1.6257269/60136/111192/150233/170265/183275/193------
Edelbrock 1687, 1688, 1694, 1697 Performer RPM Twin Cam CNC AlumN/A1.94/1.62572/8869/60136/111192/150223/170265/183275/193------
Revolution Performance Twin Cam 1.9N/A-N/A63/64131/121193/152243/169262/180270/188272/193-----
Manufacturer
Part Number
Port/Vol
Int/Exh
Valve Size Int/Exh Combust. Chamber Vol .100 .200 .300 .400 .500 .600 .700 .800 .900 1.000 1.100 Average
Revolution Performance Twin Cam Stage 1N/A1.84/1.575N/A83/61151/120201/165244/184257/190256/195------
Revolution Performance Twin Cam 1.9 Stage 2N/A1.90/1.61N/A73/57148/104205/155249/184261/194265/200268/200-----
Revolution Performance Twin Cam Stage 3N/A2.00/1.63N/A64/53135/112203/157240/187264/201283/211294/213-----
Revolution Performance Billet Twin CamN/A2.15/1.725N/A-160/130243/202299/245345/265366/275373/278-----
S & S Super Stock Twin CamN/A1.94/1.75779/89-----279/-------
S & S 107 Evo Ported ET PerformanceN/A2.08/1.60
4.155
N/A71/53153/117224/172277/204300/220306/226------
S & S 113 Evo Ported ET PerformanceN/A2.08/1.60
4.155
N/A68/54140/117210/156267/198298/217307/224------
S & S G2 NHRA Pro Stock Ported Darin Morgan SF600N/A2.68/1.90
-
No Pipe
N/A-161/-283/-382/-471/-540/-592/-623/-633/-646/-654/--
S & S G2 NHRA Pro Stock Ported Darin Morgan SF600N/A2.68/1.90
-
No Pipe
N/A-168/-287/-383/-474/-546/-600/-634/-654/-671/-675/--
S & S G2 NHRA Pro Stock Ported Darin Morgan SF600N/A2.725/2.00
5.25
No Pipe
N/A-165/120279/188379/233468/282535/323600/351642/366671/371691/375--
Zipper Performance Billet Twin CamN/A2.00/1.6259475/60150/140205/177258/200295/205300/208300/212-----
Zipper Performance Magnum Billet Twin CamN/A2.10/1.7158375/60153/140250/200300/237342/253350/273358/288-----
Manufacturer
Part Number
Port/Vol
Int/Exh
Valve Size Int/Exh Combust. Chamber Vol .100 .200 .300 .400 .500 .600 .700 .800 .900 1.000 1.100 Average


Honda_     COPYRIGHT © 2000-2018 Stan Weiss  — World Wide Enterprises
Manufacturer
Part Number
Port/Vol
Int/Exh
Valve Size Int/Exh Combust. Chamber Vol .050 .100 .150 .200 .250 .300 .350 .400 .450 .500 .600 .700 Average
XL125N/A-N/A-36/39-74/5785/6186/6387/6690/64-----
EX250N/A-N/A-49/46-86/7693/8197/8698/8999/90-----
750N/A-N/A----93/--100/---107/----
Welded GX200 AlumN/A-N/A26/-44/-58/-72/-83/-93/-104/-111/-113/-----
Belmit Billet GX200 AlumN/A32mm/28mm12-------107/-114/-118/----
Belmit Billet GX200 Ported AlumN/A34mm/29mm12-------118/-129/-137/----
Belmit Billet GX200 Ported Canted Valve AlumN/A35mm/29mm
81mm
1.4" Pipe
1232/2367/5699/87126/112148/121155/125161/126166/127169/127172/127---
_Honda     COPYRIGHT © 2000-2018 Stan Weiss  — World Wide Enterprises
Manufacturer
Part Number
Port/Vol
Int/Exh
Valve Size Int/Exh Combust. Chamber Vol 1mm 2mm 3mm 4mm 5mm 6mm 7mm 8mm Average
Chinese copy 125cc Ported Erland CoxN/A27mm/23mm
52mm
No Pipe
N/A16/1230/2342/3254/4163/4872/5477/5880/59-


Jawa     COPYRIGHT © 2000-2018 Stan Weiss  — World Wide Enterprises
Manufacturer
Part Number
Port/Vol
Int/Exh
Valve Size Int/Exh Combust. Chamber Vol 2mm 4mm 6mm 8mm 10mm 12mm 14mm 16mm 18mm 20mm 22mm Average
500 Speedway Ported /Andre' NorrbackN/A34mm/29mm
90mm
No Pipe
N/A64/51129/110175/146198/172209/188213/198214/202216/204----


Kawasaki     COPYRIGHT © 2000-2018 Stan Weiss  — World Wide Enterprises
Manufacturer
Part Number
Port/Vol
Int/Exh
Valve Size Int/Exh Combust. Chamber Vol .050 .100 .150 .200 .250 .300 .350 .400 .450 .500 Average
1600cc Jet Ski Ported Kelford CamsN/A1.31/1.11N/A-80/74-162/122193/137209/146211/152214/156215/158217/159-
STX 15F Jet Ski Ported Kelford Cams Exhaust Valve +1mmOSN/A33.4mm/ 29.3mmN/A41/3783/81129/121167/144204/157227/162238/164247/165---
GPz11 83-85 Stock Cavanaugh Racing AlumN/A38mm/32mmN/A---------139/--
KZ 900 Stock Cavanaugh Racing AlumN/A36mm/30mmN/A---------113/--
J 998 Stock Cavanaugh Racing AlumN/A37mm/31mmN/A---------117/--
ZX-12 Competition CNC AlumN/A33.4mm/ 28.35mmN/A-----175/127-178/129183/129--
ZX-12 Ported Competition CNC AlumN/A33.4mm/ 28.35mmN/A----175/135-200/143-206/153--
ZX-12 AlumN/A33.4mm/ 28.35mm
83mm
N/A-88/--169/-200/-223/-228/-235/-239/-242/--
ZX-14 AlumN/A33.4mm/ 28.3mm36-66/--135/--195/--214/----
ZX-14 Performance Porting AlumN/A33.4mm/-N/A-74/--147/--206/--239/----


Kohler     COPYRIGHT © 2000-2018 Stan Weiss  — World Wide Enterprises
Manufacturer
Part Number
Port/Vol
Int/Exh
Valve Size Int/Exh Combust. Chamber Vol .100 .150 .200 .250 .300 .350 .400 .450 .500 .550 .600 .650 .700 Average
18 HP V-Twin Smithberg Racing34/261.32/1.16
3.05
No Pipe
2644/-65/-72/-74/-77/-79/-80/-80/-81/-81/-----
18 HP V-Twin Ported Smithberg Racing42.5/311.45/1.20
3.05
No Pipe
3745/3767/5285/6196/69106/77114/83120/87125/92127/95128/98129/99130/100--


KTM     COPYRIGHT © 2000-2018 Stan Weiss  — World Wide Enterprises
Manufacturer
Part Number
Port/Vol
Int/Exh
Valve Size Int/Exh Combust. Chamber Vol 2mm 4mm 6mm 8mm 10mm 12mm 14mm 16mm 18mm 20mm 22mm Average
510 Ported /Andre' Norrback EpoxyN/A35mm/30mm
98mm
No Pipe
N/A67/-138/-204/-234/-254/-262/-------
525 Ported /Andre' Norrback EpoxyN/A36mm/30mmN/A76/-148/-211/-248/-259/-265/-270/------


Rotax     COPYRIGHT © 2000-2018 Stan Weiss  — World Wide Enterprises
Manufacturer
Part Number
Port/Vol
Int/Exh
Valve Size Int/Exh Combust. Chamber Vol 2mm 4mm 6mm 8mm 10mm 12mm 14mm 16mm 18mm 20mm 22mm Average
450 Ported /Andre' NorrbackN/A38mm/31mmN/A74/-148/-219/-256/-280/-286/-288/------


Suzuki     COPYRIGHT © 2000-2018 Stan Weiss  — World Wide Enterprises
Manufacturer
Part Number
Port/Vol
Int/Exh
Valve Size Int/Exh Comb. Cham. Vol .050 .100 .150 .200 .250 .300 .350 .400 .450 .500 .600 .700 .800 .900 Average
'86 GSXR 750N/A26mm/-N/A-47/-67/-94/-112/-127/-136/-137/-137/-141/------
'86 GSXR 750 PortedN/A26mm/-N/A-67/--120/--157/--171/--172/------
GS1100 CNCN/A31mm/ 27mmN/A---------------
MonStar Billet GS 22 Deg AlumN/A35mm/ 31mmN/A--------274/221------
Vortec 2-Valve CNC AlumN/A47mm/ 39mmN/A--------267/-------
Vortec II 2-Valve AlumN/A46mm/ 38mmN/A--------267/-------
Vortec II 2-Valve Matt Smith's Head Ported by Darin Morgan SF600 AlumN/A46mm/ 39mmN/A---117/109-195/153-259/187-295/206313/212321/213322/214321/216-
4-ValveN/A30mm/ 24mmN/A--------217/-------
Hayabusa Competition CNC Alum143.4/4433mm/ 27.5mm19.2------224/153231/155235/158------
Hayabusa AlumN/A33mm/ 27.5mm18.8---145/121-202/147-228/157-------
Hayabusa Ported AlumN/A-N/A--------260/-------
Hayabusa Ported AlumN/A-N/A--------282/-------
Manufacturer
Part Number
Port/Vol
Int/Exh
Valve Size Int/Exh Comb. Cham. Vol .050 .100 .150 .200 .250 .300 .350 .400 .450 .500 .600 .700 .800 .900 Average
Hayabusa Ported Competition CNC Alum149.6/5033mm/ 27.5mm18----196/143221/157-248/172257/177------
Hayabusa Sabre Heads AlumN/A33mm/ 27.5mm
84mm
No Pipe
N/A39/3081/70120/93158/118191/131218/137232/139237/140238/142------
Hayabusa Ported Sabre Heads AlumN/A33mm/ 27.5mm
84mm
No Pipe
N/A39/3081/65122/97162/121197/135222/142235/150241/154248/156------
Hayabusa Ported Sabre Heads OS Valve AlumN/A34mm/ 28.4mm
84mm
No Pipe
N/A41/3582/71123/110162/132198/148227/156240/162250/165252/169------
Haya     COPYRIGHT © 2000-2018 Stan Weiss  — World Wide Enterprises
Manufacturer
Part Number
Port/Vol
Int/Exh
Valve Size Int/Exh Comb. Cham. Vol 2mm 4mm 6mm 8mm 10mm 12mm 14mm 16mm 18mm 20mm Average
DR 800 Single MORGO SystemsN/AStock
-
Pipe
N/A80/64154/127216/163254/175270/181277/183-----
DR 800 Single Ported MORGO SystemsN/AStock
-
Pipe
N/A89/68169/126228/163281/182310/193315/199-----
Hayabusa Ported AlumN/A35mm/ 30.5mmN/A--187/-230/-264/-286/198-----


Triumph     COPYRIGHT © 2000-2018 Stan Weiss  — World Wide Enterprises
Manufacturer
Part Number
Port/Vol
Int/Exh
Valve Size Int/Exh Combust. Chamber Vol .050 .100 .150 .200 .250 .300 .350 .400 .450 .500 .550 Average
Thruxton Ported Kelford CamsN/A1.30/1.10N/A41/3382/71125/104164/136197/155220/168227/173235/176239/178---


Victory     COPYRIGHT © 2000-2018 Stan Weiss  — World Wide Enterprises
Manufacturer
Part Number
Port/Vol
Int/Exh
Valve Size Int/Exh Combust. Chamber Vol .100 .200 .300 .400 .450 .500 .550 Average
'08-up Cory Ackley/Rick CrawfordN/A36mm/ 30.5mm
4.0
1 3/4" Pipe
N/A100/89196/156235/182255/193261/196---
'08-up Cory Ackley/Rick Crawford 3 angle VJ little blending back cut valveN/A36mm/ 30.5mm
4.0
1 3/4" Pipe
N/A103/81201/166239/195265/201270/203---


Yamaha     COPYRIGHT © 2000-2018 Stan Weiss  — World Wide Enterprises
Manufacturer
Part Number
Port/Vol
Int/Exh
Valve Size Int/Exh Combust. Chamber Vol .050 .100 .150 .200 .250 .300 .350 .400 .450 .500 .550 Average
'03 Raptor 660 R CHW AlumN/A30mm/32mmN/A-110/88-200/153-251/198259/203257/207259/207---
'03 Raptor 660 R Ported CHW AlumN/A31mm/33mmN/A-119/88172/132222/183254/210271/223278/222281/223285/222---
_Yamaha     COPYRIGHT © 2000-2018 Stan Weiss  — World Wide Enterprises
Manufacturer
Part Number
Port/Vol
Int/Exh
Valve Size Int/Exh Comb. Cham. Vol 1mm 2mm 3mm 4mm 5mm 6mm 7mm 8mm 10mm 12mm 14mm Average
YZ250F Greenslade EngineeringN/A23mm/24.5mmN/A34/1471/42108/69139/93162/105172/111178/113-/113----
YZ250F Ported Greenslade EngineeringN/A23mm/24.5mmN/A33/1871/46108/68144/89170/107179/114184/118-/124----



IH     COPYRIGHT © 2000-2018 Stan Weiss  — World Wide Enterprises
Manufacturer
Part Number
Port/Vol
Int/Exh
Valve Size Int/Exh Combust. Chamber Vol .100 .200 .300 .400 .500 .600 .700 .800 .900 Average
I-6 Ported MaxeffortN/A1.84/1.50N/A56/-106/-160/-184/-202/-204/135----





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