2006-2009 Honda TRX250EX/TRX250X Service Manual, Page 129Get this manual
CYLINDER HEADIVALVECAMSHAFT
ROCKER ARM
REMOVAL
Remove the cylinder head cover (page 7)Remove the retaining bolts and sealing washers
Mark the shafts so lheycanbeplaced back In Ih81rongmal poSitions
Push each rocker arm shaft using small screwdriver through the bolt hole until the O-ring on the shaft is exposed from the head cover
Remove the following: