ATI crankshaft damper, 7.074 inches diameter, aluminum construction listed for Chevy LT-based COPO 376 applications and noted as a 3-ring assembly. The description indicates intended use with LT-platform Chevy engines built to the COPO 376 specification. This damper serves as a direct replacement or upgrade when assembling an ATI rotating package for the specified LT-based COPO engines.
ATI Damper - 7.074in - Alum - Chevy LT Based Copo 376 - 3 Ring