1977 Johnson 2HP Outboards Service Repair Manual P/N 7702, Page 37Get this manual
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5-3 CHEClNG
CYLINDER 5CREW5 (4)_ CYLINDER
OIL5EAL
ROLLER OBEARING""-'J"" _
EXHAU5T COVER
TiFKMEEEL
LOCK RING5
PI5TON