Camshaft Removal (After 07) - Honda CRF450X 2005 Service Manual

CYLINDER HEADIV ALVES
Apply oil to the nut threads and seating surface,
then tighten it to the specified torque.
TORQUE: 22 N'm (2.2 kgf· m, 16 Ibf.ft)
Install a new circlip.
CAMSHAFT REMOVAL (After '07)
9-16
Remove the cylinder head cover (page 9-7),
Remove the crankshaft hole cap and O-ring.
Turn the crankshaft clockwise to align the punch
mark on the primary drive gear with the
w,6"
mark
on the right crankcase cover.
Make sure the piston is at TOC (Top Dead Center) on
the compression stroke.
This position can be obtained by confirming that
there is slack in the rocker arm.
If there is no slack, rotate the crankshaft clockwise
one full turn, and match up the punch mark on the
primary drive gear with "6" mark on the right crank-
case cover again.
Check that the index line on the cam sprocket aligns
with the
~t::..
mark on the camshaft holder.
Remove the cam chain tensioner lifter bolt and
sealing washer.
NUT ,
E'RI:UP
eI