Professional Products PowerForce Plus SFI 18.1 Harmonic Balancer - 6.750 in OD - Black - Internal Balance - Small Block Chevy 565-303K 2nd gear band and direct

2nd gear band and direct clutch failure as well as torque converter drain-back

Center Cap

Stamped Steel Valve Covers

All holes are drilled and tapped

4 Toggles / 1 Ignition / 1 Momentary Toggle

Professional Products PowerForce Plus SFI 18.1 Harmonic Balancer - 6.750 in OD - Black - Internal Balance - Small Block Chevy 565-303K 2nd gear band and directProduct Description: Harmonic Balancer PowerForce Plus 6. 750 in OD SFI 18. 1 Steel Black Internal 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