Suit All Chrysler V8 1.542" ID with a 3/16" & (2) 1/4" Keyway 180° Apart

CO4799

4799

Specially designed 1/2" drive socket allows rotation of engine assembly Knurled retaining nut that holds degree wheel in place Can be loosened while on the crank snout so that wheel can be turned independent of the engine when finding TDC