Professional Products PowerForce Plus SFI 18.1 Harmonic Balancer - 7.500 in OD - Black - Internal Balance - GM LS-Series 90033 19435106 Gussets fit 1

Gussets fit 1

Designed to attach to headers

Steering Shaft Coupler

Steel Body / Viton

Incredibly high accuracy in both vacuum and boost

Professional Products PowerForce Plus SFI 18.1 Harmonic Balancer - 7.500 in OD - Black - Internal Balance - GM LS-Series 90033 19435106 Gussets fit 1Product Description: Harmonic Balancer PowerForce Plus 7. 500 in OD SFI 18. 1 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,