Professional Products PowerForce Stainless Harmonic Balancer - 6.750 in OD - Polished - External Balance - Small Block Chevy DRP007-52611 Hellwig EZ-990 Medium Duty Load

Hellwig EZ-990 Medium Duty Load Leveler 982 990/1200 lbs

Their contoured design aims the exhaust directly at the exit port for improved flow

the company introduced the use of sleeve-type air springs on pickup truck suspensions

GM Fullsize Truck 1983-87

Professional Products PowerForce Stainless Harmonic Balancer - 6.750 in OD - Polished - External Balance - Small Block Chevy DRP007-52611 Hellwig EZ-990 Medium Duty LoadProduct Description: Harmonic Balancer PowerForce 6. 750 in OD Stainless Polished External Balance Small Block Chevy 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