Chevy SBC 350 6.250" Internal SFI-Rated Fluid Damper Harmonic Balancer An engine with a 4340

An engine with a 4340 billet steel crankshaft will rev faster and cleaner due to the different harmonics produced from the high grade material

These mounting blocks keep your starter secured and properly adjusted

They're 40 percent lighter

These Speedmaster air filter bases are just what you need to build that custom air cleaner assembly

The Ford 8" axle is a smaller version of the popular Ford 9 inch axle and features a drop out style carrier

Chevy SBC 350 6.250" Internal SFI-Rated Fluid Damper Harmonic Balancer An engine with a 4340Speedmaster harmonic balancers are crafted from high quality steel and feature a tuned elastomer for optimal engine performance. They include a strong bonding process, easy to read timing marks, and an advanced design to absorb engine vibrations, extending the life of the crankshaft and bearings for enhanced power and torque.