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The ATI crankshaft damper is a 7.074-inch steel front damper made for Chrysler 400–440 engines, intended for cast crankshaft applications with external balance and a three-ring design. It provides harmonic control and OEM-style pulley mounting for restoration or high-stress use, preserving crankshaft stability and correct belt drive alignment in classic Mopar V8 builds.
ATI Damper - 7.074in - Steel - Chrysler 400-440 - OEM Front - Cast Crank - Ext Bal - 3 Ring
