This kit will fit all : Mercury 7.5 / 9.8 / 20 / 50 Hp
OEM#: 1399-5135, 1399-5198
Mercury 2 Cyl 2.562 Bore 20 1980
Mercury 2 Cyl 2.565 Bore Cross Flow 20 1973-1979
Mercury 2 Cyl 7.5 1972-1986
Mercury 2 Cyl 9.8 1972-1985
Mercury 4 Cyl 2.565 Bore Cross Flow 50 1976-1985
