ATI Super Damper SFI 18.1 Harmonic Balancer - 6.325 in OD - Black Oxide - Internal Balance - Crank Drive Mandrel - Small Block Chevy GBDXS3 For the rear of 65-72

For the rear of 65-72 F-100s

Angled Cut

Coated skirts

We use only the finest quality materials available

Hub / Pressure Plate

ATI Super Damper SFI 18.1 Harmonic Balancer - 6.325 in OD - Black Oxide - Internal Balance - Crank Drive Mandrel - Small Block Chevy GBDXS3 For the rear of 65-72The patented ATI Super Damper is the only damper designed exclusively for high performance engines. Eliminates torsional crankshaft vibrations Exceeds SFI 18. 1 specs Laser engraved 360 timing marks Black zinc chromate finished Inner and outer shells are available in aluminum or steel contain the steel inertia weight. The inertia weight has six (2 ring design) or eight (3 ring design) computer machined grooves to retain the proper durometer O rings