4-18 ENGINE TOP END
Rocker Arm, Rocker Arm Shaft
Rocker Arm Removal
Camshaft Sprocket (see Camshaft Sprocket Removal)
Valve Adjusting Cover Bolts [A]
Valve Adjusting Covers [B]
Rocker Shaft Holder Plate Bolts [A]
Rocker Shaft Holder Plate Stopper [B]
While holding the rocker arm [A] with hand, pull out the
rocker arm shaft [B] and take off the rocker arm.
Mark and record the rocker arm locations so that the
rocker arm can be reinstalled in their original positions.
When it is difficult to pull out the shaft, loosen the cylinder
head nut [C].
Rocker Arm Installation
Clean the rocker arms and rocker arm shafts with high
Apply a clean engine oil to the rocker arm shaft outside
and rocker arm cam parts.
Turn the camshaft so that the cam lobes point downward.
Install the each rocker arm shaft, running it through each
Install the rocker shaft holder plate [A] so that the rocker
arm shaft protrusion [B] face each other.
Apply a non-permanent locking agent to the rocker shaft
holder plate bolts [C] (KLX110CA/DA Late Models ∼).
Torque - Rocker Shaft Holder Plate Bolts: 5.2 N·m (0.53
kgf·m, 46 in·lb)
Install the camshaft sprocket.
Check and adjust the valve clearance (see Valve Clear-
ance Inspection in the Periodic Maintenance chapter).
When install the valve adjusting covers, be careful
not to drop the O-rings from the cover grooves. If
the O-ring is installed improperly, oil will leak.