Professional Products PowerForce Harmonic Balancer - 7.500 in OD - Black - Internal Balance - GM LS-Series 80032 85007 Combine this with soft bushings

Combine this with soft bushings that have massive amounts of deflection

Unique Slip Collar Design

Air springs fully adjustable from 5-100 PSI for precise control

IMCA Short Header primary increases flat torquerange with crisp throttle response

Professional Products PowerForce Harmonic Balancer - 7.500 in OD - Black - Internal Balance - GM LS-Series 80032 85007 Combine this with soft bushingsProduct Description: Harmonic Balancer PowerForce 7. 500 in OD Steel Black Internal Balance GM LS Series Sold Individually The year was 1972, as newly imported automotive brands from Europe and Japan were gaining popularity; the founders of Professional Products entered the racing industry as part of Brock Racing Enterprises. The performance and styling parts company was an off shoot of the Datsun (Nissan) Racing Team. Prior to this, Brock and members