gxywady 4 barrel carburetor fit for 1904r 1906r rochester quadrajet 4mv 750cfm replacement for chevy gmc with 305-350c.i engine 1980-1989 electric choke 4-bbl carb is up for auction in Automotive. The current bid is $4.00, 97% below the $139.99 MSRP, in As Is condition. This auction has ended — similar items appear in live auctions regularly.