Item Features: Made of High quality Aluminum Easy to install CARBURETOR SPECIFICATION Rochester Quadrajet Carburetor 4MV for 1 Electric Choke 1904R Remanufactured 4 bbl Carburetor; Q-Jet Casting; 750 CFM; Vacuum Secondary; Electric Choke DIRECT REPLACEMENTReplace 4-BBL Rochester Quadrajet 4MV Carby with Electric Choke . 1980 Chevy Cars, Use #1904R; 1 Chevy/GMC Trucks , Use #1904R or #1906R FITMENT4 Barrel Quadrajet Carburetor Direct Replace 1980-89 305-350c.i. engines, Chevy bowl entrance and linkage style, electric choke, compatible with EGR. Main Jet: 0.073, Metering Rods: Primary - 50M, Secondary - -DR. Not for use with computer controlled vehicles. ADVANTAGEDirect replacement style performance carburetors , Universal Performance carburetors improve throttle response and overall perfor.
