Cylinder Head/Valve
● Remove the cam chain from the camshaft.
NOTE
● Remove the camshaft.
● Insert the 6mm bolt into the rocker arm shaft, and
pulling bolts to remove the rocker arm shaft.
● Remove the rocker arm.
● Remove the other side rocker arm shaft and
rocker arm in the same sequence.
Inspection
● Check the rocker arm and rocker arm shaft for
wear or damage.
● Measure the inner diameter of the rocker arm.
Service limit: 12.060mm (0.4748in)
● Measure the outer diameter of the rocker arm
shaft.
Service limit: 11.950mm (0.4705in)
● Check the cam lobes of the camshaft for wear or
damage.
● Measure the height of the cam lobe.
Service limit: IN: 33.615mm (1.3234 in)
EX: 33.765mm (1.3293 in)
9-4
Rocker
arm
Rocker
arm
Contact
part
Rocker arm
shaft
Camshaft
Cam
chain
Take precautions not to allow the cam chain to
drop into the crank case.
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