1996 Johnson/Evinrude Outboards 8 thru 15 Four-Stroke Service Manual, Page 160Get this manual
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[]] 8Remove and discard O-rings from pumpMark gerotor assembly
9Inspect oil pump components for contamination, excess wear, or damage
10Remove two screws retaining the exhaust tubeRemove tube and gasketDiscard gasketpowerheadRemove sump and gasket, discard gasket12Inspect oil sump for damage