Note: The oil channels of carburetors will be blocked without cleaning. Please clean up the oil channels and air filters as well as use the clean fuel before installing the carburetors. Compatibility chart is for reference only. Please compare your carburetor against pictures before you purchase Description: This is NEW CARBURETOR FOR CARTER FORD 250 300 YFA E250 F250 1 BARREL ELECTRIC CHOKE It has been tested before leaving the factory, and to ensurethat can be normal use. .