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8.875" 12 Bolt GM Car

10-7/8" |
- RG Diameter 8.875"
- 12 3/8" X 24 RH Threaded Bolts
- PINION Diameter 1.625", 30 Spline
CASE: 3.73 & Down, 3.30 Numerically Higher
8620 Material Heat-Treated
Assembly Specifications:
- Cover Bolt Ft. Lbs. 20
- Pinion Brg. Preload In. Lbs 20-25
- Pinion Brg. Preload In. Lbs 10-15 Used
- Ring Gear Backlash .005-.009
- Ring Gear Bolt to case Ft. Lbs. 90
- Side Brg. Caps Ft. Lbs.
| Model | Year | Model | Year |
|
| Chevrolet | 65-72 | Firebird GTO |
70-72 |
|
| Chevy II | 65-72 | Nova | 70-72 |
|
| Chevelle | 65-72 | Olds F85 | 68-69 |
|
| Camaro | 67-72 |
|
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