2003 ST 4 Stroke 9.9/15HP Johnson outboards Service Repair Manual P/N 5005714, Page 107Get this manual
Quality of the image is intentionally reduced!
POWER UNIT SERVICE D
mm(in) mm(in) mm(in) mm(in)
0.055 (0.0022) 0.100.25 (0.0040.010) 0.50 (0.020) 0.100.25 (0.0040.010.50 (0.020)
Piston ring end gap
2nd Limit P