1987 Chevrolet V30 Without Service Port;. 1988 Chevrolet V30 Submodel: Cheyenne; Engine: 5.7L V8 GAS; EngineVIN: K; FuelSystem: FI; TBI; Electronic; Without Service Port;. 1988 Chevrolet V30 Submodel: Cheyenne; Engine: 7.4L V8 GAS; EngineCode: L19; EngineVIN: N; FuelSystem: FI; TBI; Electronic; Without Service Port;.
