1994 Johnson/Evinrude "ER" 2 thru 8 outboards Service Manual, Page 212Get this manual
[!] 5Slide the driveshaft up and out of the gearcase1!16Remove the two gearcase head screws7Using soft mallet, alternately tap each of the ears of the gearcase head either clockwise or counterclockwise until the gearcase head is in the position shownThen tap the ears from behind, alternately, to disengage the gearcase head O-ring r,v 8
Remove the propeller shaft componentsRemove the gearcase headDiscard the gearcase head O-ring
9Remove the pinion, thrust bearing, and thrust washer