Description:

The ROP Shop replacement Switch Box for 1978 Mercury 7.5, 9.8 EL, E, ML, M Outboard Marine Motor Ignition. Specs - Refer to images 2 & 3 for more information. Includes - (1) Switch Box; comes as shown in the first image. Fits/For: 1976-1980 4 HP (Model 40) 1974-1986 7.5 HP (Model 75) 1974-1985 9.8HP (Model 110) 1977-1981 20 HP.