Chevy SBC 350 6-71 8-71 Supercharger Aluminum Intake Manifold Machined Polished These Speedmaster cast crankshafts are

These Speedmaster cast crankshafts are perfect for mildly built street engines or just to replace stock crankshafts that have seen better days

Speedmaster offers these pushrod length checkers as easy and economical tools to lay out and determine proper pushrod length for proper valvetrain geometry

like lower cost steel ones

self-service-able to easily change your stall speed right at home

The Anti-braker adds support to mainsahft and eliminates shaft breaking vibrations

Chevy SBC 350 6-71 8-71 Supercharger Aluminum Intake Manifold Machined Polished These Speedmaster cast crankshafts areIf you are looking for a manifold to use with your 8 71 or 6 71 supercharger, look no further than Speedmaster. These Speedmaster supercharger manifolds are aluminum constructed and suitable for competition or street use.