1976 Johnson Outboard Motor 40 HP Service Repair Manual P/N JM-7609, Page 50Get this manual

1976 Johnson Outboard Motor 40 HP Service Repair Manual P/N JM-7609, Page 50

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Check cylindersize and wall straightness using inside micrometer dial indicatorRefer to Sectionspecified dimensionsReplace cylinder block, blockoversize pistons if wear is in excess of .003"Pistons an

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