Start and Step Timing Control - 8987 rwd Port Shape: Same as Port

Port Shape: Same as Port

7 V8 1987 - 1995 Chevrolet G30 Hi-Cube 350/5

Year Make Model Submodel Engine Size 1978 - 1987 GMC Caballero 305/5 V8 1988 - 1991 Chevrolet C1500 305/5 V8 1976 - 1980 Chevrolet C20 400/6

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Start and Step Timing Control - 8987 rwd Port Shape: Same as PortOverview: This digitally controlled accessory allows you to select a 5, 10, 15 or 20 of retard while the engine is cranking. By pulling the timing back during cranking the pressure being applied to the starter, flywheel and the rotating assembly of the engine is lessened so the engine will start easier. Once the engine starts or when the key is released the timing returns to the set mechanical amount. The Start and Step also features a single stage of