2003 Honda ATV TRX650FA Rincon Factory Service Manual, Page 177Get this manual
CYLINDERPISTON CYLINDER INSTALLATION Clean he asket surface of he cran kcase ho rough lybein careful not to da age theman bei ng careful not to all ow gas ket ate rial int he ra kcaseBlow th rou he oil passag (stud bolt hole) in he cyli nder it co mpressed ai rInst all the ca chai ui de into he crank case so its end rests in the roov properly
Inst all the dowel pins and new gasketAp ply engi ne oi to he cy linder alliston uter surfac and ist on rin gs
Be careful nor to damage the piston rings and cvhnder wall