Professional Products PowerForce Plus Lightweight SFI 18.1 Harmonic Balancer - 6.000 in OD - Black - Internal Balance - Small Block Chevy SP105BK 1310 u/joint size

1310 u/joint size

High Torque Mini Starter

Lightweight fluid avoids power losses

5/16 in SAE Female Quick Disconnect to 6 AN Male

Plastigage

Professional Products PowerForce Plus Lightweight SFI 18.1 Harmonic Balancer - 6.000 in OD - Black - Internal Balance - Small Block Chevy SP105BK 1310 u/joint sizeProduct Description: Harmonic Balancer PowerForce Plus Lightweight 6. 000 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.