PRO/RACE Pro Street Harmonic Balancer - 8.0" OD - Iron - External Balance - Big Block Chevy DX2100K This unit features a pinned

This unit features a pinned steel sleeve to maintain correct alignment and is far superior to the brittle plastic sleeve on the stock shaft

Transmission Dipstick Tube Lock

1975-1993 Chevrolet P30

High Output to Weight Ratio

810 lb/in Spring Rate

PRO/RACE Pro Street Harmonic Balancer - 8.0" OD - Iron - External Balance - Big Block Chevy DX2100K This unit features a pinnedProduct Description: Harmonic Balancer Pro Street 8. 0 in OD Iron Natural External Balance Big Block Chevy Sold Individually Founded by renowned Australian drag racer Graham Withers , Pro Race Performance has produced performance engine components for more than 35 years. Pro Race is recognized for their All Steel line of crankshaft dampers, initially offered for the Holden 308 V8, and now offers high performance racing dampers for a wide range of