1978 Dodge D150 Submodel: Base; Engine: 3.7L L6 GAS; EngineVIN: B; FuelSystem: CARB; 2BBL;. 1978 Dodge D150 Submodel: Base; Engine: 3.7L L6 GAS; EngineVIN: E; FuelSystem: CARB; 2BBL;. 1978 Dodge D150 Submodel: Base; Engine: 4L L6 DIESEL; EngineVIN: H; FuelSystem: FI; MFI;.
