attwood Yam Hose Fitting (2001 models) Attwood fuel tank fittings and hose fittings are suitable for use with leaded, unleaded and alcohol-blended fuels. Quick-connect hose fitting, 3/8" I.D. hose barb Molded acetal 2001 and newer motors w/round locking post OEM equivalent part no: 17650-ZV4-005