2000-2001 Kawasaki 1100 STX D.I. Jet Ski Factory Service Manual., Page 137Get this manual
5-10 ENGINE TOP END Engine Top End
Piston Ring, Piston Ring Groove Inspection
0 Visually inspect the piston rings and the piston ring grooves
I the rings are worn unevenly damaged, they must be replacedor the piston ring groove are worn unevenly or damaged, the piston must be replaced and fitted with new rings
Piston Ring End Gap
Place the piston ring inside the cylinder, usinlg the piston to locate