Description Fuel Pump Repair Kit: Mercury / Mariner 75 - 85 Hp OEM#: 55278A5 Mariner ALL Mercury 4 Cyl 2.875 Bore Cross Flow 75 1984-1986 Mercury 4 Cyl 2.875 Bore Cross Flow 80 1978-1983 Mercury 4 Cyl 2.875 Bore Cross Flow 85 1973-1977 Mercury4 Cyl 801970-1972