Ratech Ring Gear Bolt Kit - GM 7.5" 77-81 w/ 3" Head Bearing, 80-98 w/ 3.125" Head Bearing, GM 8.5" 10 Bolt Electrical & Electrical Testing Tools Oldsmobile/Pontiac

Oldsmobile/Pontiac

Two 2-5/8 in Holes

Use with steel timing chain sprocket

Automobiles in the 21st century have replaced the more conventional throttle cable technology for an ECM (Electronic Control Module) that translates pedal travel into electronic signals in order to provide power to the wheels

5/16 in Bolts

Ratech Ring Gear Bolt Kit - GM 7.5" 77-81 w/ 3" Head Bearing, 80-98 w/ 3.125" Head Bearing, GM 8.5" 10 Bolt Electrical & Electrical Testing Tools Oldsmobile/PontiacRatech offers a complete line of differential service parts. Whether installing a new set of gears or making a repair, Ratech has just what is needed. 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