Marine Mechanical Fuel Pump for Mercury Mercruiser 454, 7.4, 8.2, 502 Magnum, Bravo 812454A1 862048A1 60601 M60601 For GM (Chevy) Marine 7.4 (454), 8.2 (502) engines Replaces 812454A1 862048A1 60601 M60601 Gasket included Please note position of inlet and outlet ports