OEM Mercury Mercruiser Mariner Outboard 43113 M T Fuel Pump Assy W 20 25 30 40 55 HP 100% OEM Original Made in Japan (Without Mariner packing) Fits Mariner, Mercury Outboard models: 20C, 25C, 40, 40C (twin), 55, W55, W15, W30, W40 (Year 1977 - 1993)