 |
TECH NOTES PAGE |
 |
RATES AND APPLICATIONS | ||
| OD | Wheel Rate | Application(s) |
| 0.810" | 82 Lb/In | SLANT 6/DRAG RACING |
| 0.870" | 109 Lb/In | SMALL BLOCK V8/STREET/DRAG RACING |
| 0.890" | 120 Lb/In | BIG BLOCK/STREET/DRAG RACING |
| 0.920" | 137 Lb/In | PERFORMANCE STREET |
| 0.990" | 184 Lb/In | PERFORMANCE STREET/SOLO/TRACK DAY |
| 1.040" | 224 Lb/In | PERFORMANCE STREET/SOLO/TRACK DAY/ROAD RACING |
| 1.090" | 270 Lb/In | SOLO/TRACK DAY/ROAD RACING/OVAL TRACK |
| 1.120" | 305 Lb/In | SOLO/TRACK DAY/ROAD RACING/OVAL TRACK |
| 1.140" | 323 Lb/In | SOLO/HD-ROAD RACING/OVAL TRACK |
| 1.180" | 380 Lb/In | SOLO/HD-ROAD RACING/OVAL TRACK |
| 1.200" | 396 Lb/In | HD-SOLO/HD-ROAD RACING/HD-OVAL TRACK |
| 1.240" | 452 Lb/In | HD-SOLO/HD-ROAD RACING/HD-OVAL TRACK |
LA Small Block Cylinder Head Casting Numbers and Spec's
Through 1986 (From How to Rebuild Your Small-Block MOPAR
by Dob Taylor & Larry Hofer HPBooks 1987):
Engine Year Casting Intake/Exhaust CC
=========== ===================== ======= ============== ===
273 64-65 2465315 1.78" / 1.50" 57
273 66 2536178 1.78" / 1.50" 57
273/318 67 2658920 1.78" / 1.50" 57
273/318 68-74(69 end for 273) 2843675 1.78" / 1.50" 60
318 75-83 3769973 1.78" / 1.50" 63
318 77-86 4027163 1.78" / 1.50" 63
318 77-84 4027593 1.78" / 1.50" 63
318 Fst Brn 85-86 4323302 1.78" / 1.50" 62.6
318 Police 83-86 4323345 1.88" / 1.60" 75.1
340 68-71 2531894 2.02" / 1.60" 63
340 TA 70 3418915 2.02" / 1.60" 65
340 72 3418915 1.88" / 1.60" 65
340 73 3671587 1.88" / 1.60" 65
360 71-72 3418915 1.88" / 1.60" 65
360 73-74 3671587 1.88" / 1.60" 65
360 75-76 3769974 1.88" / 1.60" 65
360 76 3671587 1.88" / 1.60" 65
360 77-86 4027596 1.88" / 1.60" 65
360 77-86 4021051 1.88" / 1.60" 65
TOP Document
Last Updated: 11/30/2008