Mercury 3/6 Cylinder Racing Switch Box | CDI 214-7778R 2 3 and 6 Cylinder High Performance Switch Box 3 and 6 Cylinder High Performance Switch Box Fits 1984-90 50, 60 HP, 1976-79 65 HP, 1977-93 75 HP, 90 HP and 90 HP Jet 3 cylinder engines Also fits 1979-86 90 HP, 1992-00 105 Jet, 1979-89 115 HP, 1985-99 135 HP, 1979-80 140 HP, 1992-99 140 HP Jet, 1978-99 150/175/200 HP, 1981-93 225 HP, 1989-94 250/275 HP and 1980-87 300 HP engines for high performance applications Compatible with stock stators Replaces CDI 332-7778A2 Replaces CDI 332-7778A4 Replaces CDI 332-7778A14 Replaces CDI 114-7778R 2