Its electric choke system simplifies the starting process, while the 7mm auxiliary venturi and 31.7mm venturi choke tube provide precise control over airflow and fuel delivery. **Tailored for Optimal Performance
Rochester Quadrajet Carburetor - 4MV - 1980-1989 Electric Choke 1904R Remanufactured 4-bbl. Carburetor 750 CFM Vacuum Secondary Electric Choke 1980-89 305-350c.i. Calibration Direct replacement style performance carburetors that out perform "over-the-counter" O.E. style replacement carbs. Our Uni...