ATI Super Damper SFI 18.1 Harmonic Balancer - 6.325 in OD - Black Oxide - Internal Balance - Small Block Ford 918920 54 aero-efficient crankshaft

aero-efficient crankshaft

58 Percent Better Than Stock - Valve Closed

HVH Super Sucker carburetor spacers are the most effective carburetor spacers ever developed

LSX / LS1 / LS2 / LS3 / LS6 / LS7 / LS9

For Heavy Loads Driving Downhill

ATI Super Damper SFI 18.1 Harmonic Balancer - 6.325 in OD - Black Oxide - Internal Balance - Small Block Ford 918920 54 aero-efficient crankshaftThe 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