1976 Chevrolet Monza Submodel: 2+2 Spyder; Engine: 4.3L V8 OHV; EngineVIN: G; FuelSystem: 2BBL; with System Mount Switch;. 1976 Chevrolet Monza Submodel: 2+2 Spyder; Engine: 5L V8 OHV; EngineCode: LG3; EngineVIN: Q; FuelSystem: 2BBL; with System Mount Switch;.