GM 4.3L & 5.7L PowerForce Plus+ Race Damper

4th Gen LT1 Damper 

 
Please note: This damper will not fit 1996-97 LT4 Corvette and Camaro or 1992-96 LT1 Corvette. To differentiate between an LT1 and LT4, the eighth digit of an LT1's VIN is "P" and the LT4 is "5". These dampers have a keyway (key supplied); crank has a keyway but no key is used originally.