Honda CRF450X 2005 Service Manual page 187

Adjust the stopper plate angle as shown.
Apply oil to the decompressor cam mounting bolt
threads.
Install the decompressor cam mounting bolt.
Apply molybdenum oil solution to the rocker arm
bore and valve slipper surfaces.
Install the rocker arm and rocker arm shaft into the
camshaft holder.
Install a new stopper ring into the groove in the
camshaft holder.
Install the decompressor arm, decompressor lifter
and spring .
• Align the decompressor arm and decompressor
lifter as shown .
• Align the spring end and camshaft holder tab
85
sh own.
~ .--
CYLINDER HEADIVALVES
ASSEMBLY ...--- BOLT
,
STOPPER PLATE
9-15