1972 Johnson 4HP Outboard Motor Service Repair Manual P/N JM-7202, Page 19Get this manual

1972 Johnson 4HP Outboard Motor Service Repair Manual P/N JM-7202, Page 19

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CORE PLUGS aIf leakage occurs at core plug area, smart tap with hammer and flat end pun ch in the center of the core plug will normally correct this conditionSee Figure 3-10 If necessaryremove core pl