7. Cylinder Head / Valve
7-13
Install cylinder head.
Tighten 4 nuts and washers on the cylinder
head upper side, and then tighten 2 cylinder
head mounting bolts of cylinder head side
cover.
Torque value: 2.0~2.4 kgf-m
Install and tighten spark plug
Torque value: 2.0~2.4 kgf-m
Caution
Install cam chain on to sprocket and align the
timing mark on the sprocket with that of cylinder
head.
Align sprocket bolt hole with camshaft bolt hole.
Tighten the sprocket mounting bolt.
Caution
Install a new O-ring onto thermostat and tighten
its mounting bolts.
Loosen sprocket chain tensioner and let it
contact with chain plate tightly. Tighten the
bolt cap of tensioner adjustment hole.
z This model is equipped with more
precision 4-valve mechanism so its
tighten torque can not be exceeded
standard value in order to avoid causing
cylinder head deformation, engine noise
and leaking so that motorcycle’s
performance be effected.
Thermostat mounting
bolt
The bolt cap of tensioner
adjustment hole
Insulator mounting bolt
Cylinder head
mountin
bolts
Nuts
Timing mark
z Make sure timing marks are matched.
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