1998 Johnson Evinrude EC 5 thru 15 HP Four Stroke Service Manual, Page 135Get this manual
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20Remove two screws retaining the thermostat coverRemove cover and discard gasket21Remove and inspect thermostat assembly22If necessary, remove the lifting bracket
23If necessary, remove the shift linkage retaining screwsRemove linkage
Cylinder Block and Crankcase
[] 1Remove ten crankcase-to-cylinder block screws2Remove lower cover rubber mounts and tap on lower crankcase bosses with plastic or leather mallet to separate crankcase from cylinder block