2003 Honda ATV TRX650FA Rincon Factory Service Manual, Page 162Get this manual
CYLINDER HEADIVALVECAM SHAFT
CA SHA FT INSTALLATION
Carefully rotate the crankshaft while holde lng the cam chain to avoid jamming the cam chain against the timing sprocket of the
crankshaft
Turn the cra nksh aft clockwise us ing th reco il-starter and al ign he "T" ark he fly wheel wi th the index notch in the cran kcase cov erRet ract the tensioner lift er shaft and secure it it the stopper tool (page 8-14)
INDEX NOTCH- "T" MARK