Classic Industries offers a wide selection of Emission Control Components for your 1974 Chevrolet Corvette. Classic Industries offers 1974 Chevrolet Corvette Catalytic Converters, 1974 Chevrolet Corvette Check Valves, 1974 Chevrolet Corvette EGR Valves, 1974 Chevrolet Corvette Emissions Sensors, 1974 Chevrolet Corvette Hardware, 1974 Chevrolet Corvette Hoses & Clamps, 1974 Chevrolet Corvette Mass Air Flow Sensor, 1974 Chevrolet Corvette Pulleys, 1974 Chevrolet Corvette Smog Pumps & Components, and 1974 Chevrolet Corvette Vapor & Charcoal Parts.