Yukon Gear & Axle Ring & Pinion Gear Set - GM 8.5" & 8.6" - 3.73 Ratio Engine Pre Heaters & Components 1990-1991 Pontiac 6000

1990-1991 Pontiac 6000

Direct bolt-on to Holley cast aluminum LS valve covers with 72mm bolt spacing

All RAM street stock clutches are completely rebuildable by the factory

Machining required

Brodix BB 383 Head

Yukon Gear & Axle Ring & Pinion Gear Set - GM 8.5" & 8.6" - 3.73 Ratio Engine Pre Heaters & Components 1990-1991 Pontiac 6000Yukon Gear Ring & Pinion Gear Set For GM 8. 5" & 8. 6" Differential, 3. 73 Ratio Fits GM 8. 5'', 3. 73 ratio. Yukon uses the latest designs and manufacturing technologies to provide a quiet running gear that is strong and easy to set up Yukon Ring and Pinion sets give you the confidence of knowing you're running gears designed for the harshest of conditions. Whether it's on the street, off road, or at the track; Yukon Ring and Pinion sets deliver