2007 Evinrude E-Tec 75, 90 HP outboards Service Manual, Page 211Get this manual
POWERHEAD DISASSEMBLY Remove the upper main bearingTo remove the housing seal, use punch as shownDiscard seal
1Upper oil seal 2Upper main bearing
002034 1Punch 002053
Remove the lower bearing seal housing
Inspect housing and replace if necessaryRemove O-ring from crankshaft sleeve and inspect itReplace the O-ring if it is not in good condition