ATI PERFORMANCE #918940 Shell Assembly - 3-Ring Steel
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Harmonic Balancer Shell - 6.325 in OD - SFI 18.1 - Steel - Black - ATI Super Damper - Internal Balance - Chevy Front - Each
SHELL ASSEMBLY - 3-RING STEEL
AMC Super Dampers
The 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 (dyno tested for each application).
|Truck Freight Only||NO|
|Warnings||These products may contain a chemical known to the state of California to cause cancer and birth defects or other reproductive harm|