ATI Super Damper SFI 18.1 Harmonic Balancer - 6.325 in OD - Black Oxide - Internal Balance - Small Block Ford 917511 Solid Cam 4 in Spring

4 in Spring

1959-1961 Chrysler Town & Country Base CID 383 Naturally Aspirated GAS

1979-1980 Dodge B300

Includes Mounting Hardware/InstructionsAuto Meter Gauges are the number one choice of professional racers worldwide

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ATI Super Damper SFI 18.1 Harmonic Balancer - 6.325 in OD - Black Oxide - Internal Balance - Small Block Ford 917511 Solid Cam 4 in SpringThe 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