International Harvester Case IH Farmall Cub carbureter hose for each end of the tube leading to the air filter (2 needed per tractor). One piece goes between the carb and the air filter tube, and the other goes between the air filter and the other end of the air filter tube. If you need the Whittick clamps for these hoses, please see the "Hoses and Clamps" or "Cooling System" section. Note: If you need to replace all the hoses and clamps on your tractor, please see our complete kit in the "Hoses and Clamps" or "Cooling System" section, part # 4758CUB (COMPLETE SET PICTURED)