Chevy SBC 350 BBC 454 Starter Motor Stud and Shim Set Only These headers are designed with

These headers are designed with 5/16 in

Speedmaster one piece silicone rear main seal

Compatible with Gas

Eliminate the wheel hop in your independent rear suspension unit by upgrading to this billet aluminum differential mount

Whether you're hitting the track or rush on the street

Chevy SBC 350 BBC 454 Starter Motor Stud and Shim Set Only These headers are designed withSpeedmaster starter shim kits are designed to ensure that you have the proper gap between the starter and flywheel. These kits help to eliminate any noise or unnecessary grinding that may cause your starter to prematurely wear. These kits include the necessary shims and hardware to reinstall your starter.