1996-2007 WaveRunner SuperJet 700 SJ700AU Service Manual, Page 58Get this manual
SERVICE POINTS Cylinder inspection 1Eliminate: Carbon deposits Use rounded scraper D
2Inspect: Cylinder water jacket Mineral depositsCorrosion Clean Cylinder inner surface Score marks Repair or replaceUse #600800 grit wet sandpaper
3Measure: Cylinder bore "0" Use cylinder gaugeOut of specification ReplaceNOTE: _ Measure the cylinder bore "0" in several different directionsThen find the average of the measurements