1971 - 1979 Nova Clutch Kit, Plates and Discs, 10 Bolt 8.5 Rear End Posi Unit Carrier

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Discontinued*** 1971 - 1979 Nova Clutch Kit, Plates and Discs, 10 Bolt 8.5 Rear End Posi Unit Carrier

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PART NUMBER: CLU-596-NV

***Discontinued***

Description

Technical Specs

GM 8.5 10 Bolt Differential Clutch Rebuild Kit, Ultra Grip Plates and Discs for Posi Unit Carrier

NEW, GM 8.5 10 Bolt Clutch Disc and Shim Rebuild Kit is now available! This NEW Clutch Ultra Grip Pack is perfect for your 1971 - 1981 8.5 10 Bolt Nova. Exact fit for all 71, 72, 73, 74, 75, 76, 77, 78, and 79 8.5 positraction units. Now you are able to service one of the most popular rear axle posi carries GM manufactured with this made in the USA clutch disc and shim kit. The kit includes: 14 Thick Clutch Discs, 8 Tabbed / Eared Discs and 6 Splined Disc. Also included are 8 shims with the thickness marked on each. There are 2 of each in the following thickness: .010, .015, .020, .030, and .060.

*The.060 shims must be used when rebuilding the posi unit. These shims will replace all the factory shims for added strength. The thinner shims are used for fine tuning. Laboratory strength tested to Rockwell hardness.

Stop looking for a replacement rear axle and just rebuild your original. Order yours today!

*NOTE: It is imperative this kit be installed by a qualified technician and that all clearances and pre-load are followed exactly. If not followed as described, premature clutch wear will occur and damage to internal case components could occur. The seller is not responsible for improper installation or misuse of this product and will not be held liable.

Replaces GM Part# 23-1127 and 00231127.

Also fits:
1971 - 1981 Camaro
1973 - 1977 Chevelle Malibu, Cutlass, Regal
1971 - 1979 Omega, Apollo, Ventura
1985 - 1987 Grand National & T-type turbo
1985 - 1987 442
1971 - 1987 Caprice

PART NUMBER: CLU-596-NV

8.5 GM Posi Clutch Kit Installation Instructions
*NOTE: It is imperative this kit be installed by a qualified technician and that all clearances and preload are followed exactly. If not followed as described, premature clutch wear will occur and damage to internal case components could occur. The seller is not responsible for improper installation or misuse of this product and will not be held liable.
*NOTE: These instructions cover the recommended installation of the parts contained in this kit. It is not intended as a guide in rebuilding the differential assembly as a whole. For additional information on the differential assembly, it’s recommended the customer consult the manufacturer’s service manual.
Inventory - This kit contains the following parts:
14 Clutch Discs (8 tabbed and 6 splined)
12 Selective Shims
Recommended Tools/Fluids
80W90 Non Synthetic Petroleum Based Gear Lubricant
USE OF SYNTHETIC LUBRICANT VOIDS WARRANTY!!!
1. Remove the cross shaft, s-spring, pinion gears, and thrust washers from the case and set aside. These parts will be used again.
2. Remove axle side gears, factory clutch discs and shims. Remove the clutch discs and shims, from the side gears. Save the factory shims and set the factory clutch discs and to the side. The factory discs will not be used in the installation of the 8.5 Posi Clutch Kit.
3. Remove the 14 clutch discs provided with the kit and clean thoroughly with Brake Cleaner. Then coat the clutch discs with a thin and even amount of 90 weight Petroleum Based Conventional gear oil.
4. With both axle side gears face up (splined side up), start with an eared clutch disc and alternate with a splined clutch disc until each side gear has a total of 7 discs installed (4 tabbed and 3 splined). Properly installed, you will start and end with a tabbed disc.
5. Take the factory shims (there should be two; one for each side gear) that were removed and set aside in step 2 and install one on top of each side gear clutch pack. The shims are always stacked on the last tabbed clutch. The shims are always situated between the last clutch and the case.
6. Carefully install each side gear with its compliment of clutch discs and shim(s) in the case, ensuring the ears are properly lined up in the machined slots in the case.
7. Install both pinion gears and thrust washers. Oil the thrust washers. Be sure that the pinion gears are aligned correctly. This will ensure that the cross shaft is seated properly.
WARRANTY: Clutch Discs and related parts are free from defects in material and workmanship. Due to the intended use of these products, user assumes all risk and liability in connection with structural failure and malfunction of these products. Clutch Kits are to be installed by an automotive professional. We will not be responsible for product malfunction as a result of improper installation.