2001-2002 Yamaha XLT800 WaveRunner Service Manual, Page 206Get this manual
CYLINDERS
SERVICE POINTS
Cylinder inspection 1Eliminate: Carbon deposits (with rounded scraper 1)
2Inspect: Cylinder water jacket Corrosionmineral deposits Clean or replaceG Cylinder inner surface Score marks Replace
3Measure: Cylinder bore "D" (with cylinder gauge) Out of specification ReplaceNOTE: Measure the cylinder bore in parallel and at right angle to the crankshaftThen, average the measurements