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The ATI crankshaft damper is a 7.074-inch aluminum unit that controls crankshaft vibration for Chevy big-block and Chrysler front applications. It includes provisions for a blower, uses a six-bolt mounting pattern, and features a three-ring design with a secondary 1/4-inch key position. This compact damper balances harmonic control and blower clearance; confirm crank bolt pattern and keying before purchase.
ATI Damper - 7.074in - Alum - Chevy BB - Chrysler Front - w/Blower - 6 Bolt - 3 Ring - 2nd 1/4 Key
