Ratech Complete Differential Installation Kit Bearings/Crush Sleeve/Gaskets/Hardware/Seals/Shims/Marking Compound GM 8.5" 10 Bolt JB110020 This filler neck flange accepts

This filler neck flange accepts a standard radiator cap and fits Chevy intakes

1961-1972 Mercury Colony Park

1976-1981 Pontiac Laurentian

This fully adjustable tool fits easily onto your rocker arm for pressure checks and will measure pressure up to 600 lbs

Ratech Complete Differential Installation Kit Bearings/Crush Sleeve/Gaskets/Hardware/Seals/Shims/Marking Compound GM 8.5" 10 Bolt JB110020 This filler neck flange acceptsProduct Description: Differential Installation Kit Complete Bearings Crush Sleeve Gaskets Hardware Seals Shims Marking Compound 8. 5 in GM 10 Bolt Ratech wants all racers to know about The Myth that "All Shim Packs in the market are the same. They're just washer shaped steel that come in different thickness." WRONG! Ratech manufacture all of their shims in house on their own machinery. Ratech uses the absolute finest American made Hardened Shim Stock