2003 ST 4 Stroke 9.9/15HP Johnson outboards Service Repair Manual P/N 5005714, Page 133Get this manual

2003 ST 4 Stroke 9.9/15HP Johnson outboards Service Repair Manual P/N 5005714, Page 133

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POWER UNIT CYLINDERCRANKCASEPISTON ASSEMBLY If exceed

Oil ring oversize Oversize

1 mark .0 Red paint

NOTE: Measure the oil ring il outer diameter to identify the