Borg Warner GM 7.75" 9 Bolt Differential Girdle Cover and sludge

and sludge

All kits come complete with 12 point nuts and hardened parallel washers for an even load distribution and accurate torque readings

and large HEIs or DuraSparks

this pulley is designed to provide superior durability and efficiency

A maintenance-free magnetic pick-up inside the distributor is used to trigger a state-of-the-art ignition module

Borg Warner GM 7.75" 9 Bolt Differential Girdle Cover and sludgeSpeedmaster aluminum differential covers. Made from cast aluminum with thick gasket rails to resist oil leaks, and feature cast in ribs for added strength and heat dissipation. The cover includes mounting bolts for a complete installation.