If you want to lower the sound pressure level (SPL) of your CrateMufflers
GM LS-Series to Big Block Chevy
This Main Support Windage Tray is for Ford 289-302
Demon Rebuild Kit - Mechanical Secondary Demon - Gas 190004
50 Male Thread to 1/2-20 in Male Thread
Edelbrock Performer Series Intake Manifold Bolt Kit - Ford Performer RPM E-Boss/E-Boss 351 195 If you want to lowerDesigned specifically for Edelbrock manifolds, these bolt kits feature reduced hex heads for easy wrench access. Features include cadmium finished steel bolt and hardened washers. 8529, Edelbrock, intake bolts, bolts, manifold bolts, bolt and washer kit, hardened washers, cadmium finish, Ford, E Boss, 351, 302, 7129, 7183, ClevorSince 1938, Edelbrock has been committed to making the finest high performance products in the industry. The famous