Carburetor to Air Cleaner Hose Fits International 350 350 300 300 361978R1One New Aftermarket Replacement Carburetor to Air Cleaner Hose for International Harvester (IH) Farmall Utility Tractors This carburetor to air cleaner hose connects the carburetor to the air cleaner assembly on International Harvester (IH) and Farmall 300 and 350 Utility tractors. It fits gas and distillate engine configurations only does not fit diesel or LP models. The hose features a stepped design with a smaller inner diameter at the carburetor