1993 Johnson Evinrude "ET" 60 thru 70 Service Repair Manual, P/N 508284, Page 48Get this manual

1993 Johnson Evinrude "ET" 60 thru 70 Service Repair Manual, P/N 508284, Page 48

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Maximum Spark Advance Adjustment
LL partsLoosen cam roller screwRotate cam roller

4 Stop the engine to prevent contact with rotating

nut to achieve specified timingTigh