ATI crankshaft damper, 7.074 inches diameter, lightweight aluminum construction, listed for Buick V8 430–455 engines and specified as a 3-ring assembly. The description indicates an aluminum lightweight design intended to match those Buick big-block crankshafts. This damper is a replacement or upgrade option when assembling or refurbishing an ATI rotating assembly for the listed Buick V8 applications.
ATI Damper - 7.074in - Alum LW - Buick V8 430-455 - 3 Ring