1994 Johnson/Evinrude "ER" 2 thru 8 outboards Service Manual, Page 220Get this manual
Disassembly 1Remove four water pump screwsr::;! 2Slide water pump housing up and off driveshaftRemove impeller drive key, two gasketsand water pump plate
1sl3Remove three gearcase cover screws and remove the coverDiscard the gearcase cover gasket4Slide the shift rod and driveshaft straight up and out of the gearcase
[!] 5Remove the two gearcase head screws6Tap lightly on the ears of the gearcase head using wooden dowel and mallet until the gearcase head has rotated 10 or 15 in either directionf1017Remove the propeller shaft assembly from the gearcaseThe thrust washer andor detent balls might remain in the gearcaseCheck inside the gearcase for any of these components and remove them