2005 Kawasaki STx-12F Jet Ski Factory Service Manual., Page 200Get this manual
6-32 ENGINE TOP END Cylinder, Pistons
f ng ou Carnepuullsyhsuppreadththeopiposoteendingofwtihth ryingr[Ahuomrbs ane the on siemov
itRemove the 3-piece oil ring with your thumbs in the same manner
PistonCylinder In stallatio n
If new cylinder is used, use new piston ringsIf new pistons andor new cylinder are installed, apply
thin coat of molybdenum disulfide oil solution to the new pistons and cylinder boresa ng Ignrstovllethe ohileriendex[pa] nbduettr t[og]eitnhehr.e bottom piston ring so sB Ionnsetabletlhoewoiitl.ring steel rails, one above the expander and
Spread the rail with your thumbs, but only enough to fit
the rail over the pistonRelease the rail into the bottom piston ring groove
The oil ring rails have no "top" or "bottom"m he Do tnol ttheixtoupprting [tAp saontdhaechoendRr"inm.ark [B] faces upIns alttInstall the second ring [C] so that the "RN" mark [D] faces