2004 SR Johnson 4 Stroke 9.9-15HP Outboards Service Repair Manual P/N 5005655, Page 127Get this manual

2004 SR Johnson 4 Stroke 9.9-15HP Outboards Service Repair Manual P/N 5005655, Page 127

Quality of the image is intentionally reduced!

POWERHEAD CYLINDERCRANKCASEPISTON ASSEMBLY Piston ring thickness Standard: 1st and 2nd 1.17 -1.19 (0.04610.0469 in) Piston ring to groove clearance Standard: 1st and 2nd 0.020.06 (0.00080.0024 in) 1st