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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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12P 3.73 THIN R&P (FITS 4.10 & UP CASE ONLY)
Regular Price: $213.40
Special Price: $189.07
SKU: GM12P-373-4-NG
12P 3.73 THIN R&P (FITS 4.10 & UP CASE ONLY) Learn More
12P GM 3.08 R&P
Regular Price: $255.20
Special Price: $211.12
SKU: GM12P-308-NG
12P GM 3.08 R&P Learn More
12P GM 3.08-3.90 30 SPL DETROIT LOCKER
$645.70
SKU: DET187C-197A
12P GM 3.08-3.90 30 SPL DETROIT LOCKER Learn More
12P GM 3.08-3.90 33 SPL DETROIT LOCKER REQUIRES C/CLIP ELIM
$645.70
SKU: DET187S-198A
12P GM 3.08-3.90 33 SPL DETROIT LOCKER REQUIRES C/CLIP ELIM Learn More
12P GM 3.08-3.90 35 SPL DETROIT LOCKER (2" JRNL)
$629.00
SKU: DET187S-196A
12P GM 3.08-3.90 35 SPL DETROIT LOCKER (2" JRNL) Learn More
12P GM 3.42 R&P
Regular Price: $234.30
Special Price: $183.27
SKU: GM12P-342-NG
12P GM 3.42 R&P Learn More
12P GM 3.73 R&P
Regular Price: $225.50
Special Price: $173.99
SKU: GM12P-373-NG
12P GM 3.73 R&P Learn More
12P GM 4.10 THICK R&P
Regular Price: $219.99
Special Price: $183.27
SKU: GM12P-411T-NG
12P GM 4.10 THICK R&P Learn More
12P GM 4.11 R&P
Regular Price: $213.40
Special Price: $189.07
SKU: GM12P-411-NG
12P GM 4.11 R&P Learn More
12P GM 4.30 R&P..
Regular Price: $247.50
Special Price: $183.27
SKU: GM12P-430-NG
12P GM 4.30 R&P.. Learn More
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Orange County, Ca Auto Parts