GM Performance Harmonic Balancer, 8.000" OD, Steel, External Balance, Small Block Chevy (604 Crate)

These Chevrolet Performance harmonic balancers are designed to fit your engine without any modifications. They're manufactured from cast iron, feature a steel center hub, and are available for different engine applications and balance styles. These Chevrolet Performance harmonic balancers are perfect for your high performance street vehicle.