1976 Johnson Outboards Service Repair Manual 75 HP Models P/N JM-7612, Page 11Get this manual

1976 Johnson Outboards Service Repair Manual 75 HP Models P/N JM-7612, Page 11

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GNTION COL TEST

SECONDARY (HIGH OHMS) 1300

CLEARANCE CHART
Power head Piston ring gap .017.007 minPiston ring groove clearance.0040.0015 minCylinder and piston at skirt