New 4 Barrel Carburetor for 1904R 1906R Rochester Quadrajet 4MV Carb compatible Chevy 1980-1989 305-350c.i Engine 750 CFM Vacuum Secondary Electric Choke with Gaskets Jets Plugs. Compitable with1980 Chevy Cars, Replace #1904R; 1981-1986 Chevy/GMC Trucks, Replace #1904R or #1906R.
eBay