8.ENGINE
8-39
1. Rocker arm shaft
2. Rocker arm (exhaust side)
3. Rocker arm (intake side )
4. Adjustment screw
5. lock nut
Remove rocker arm assembly(exhaust
side and intake side) with adjustment
screws and lock nut
Remove thrust washers.
1. Rocker arm (exhaust side)
2. Rocker arm (intake side )
3. Thrust washers
NOTICE Pay attention not to lose thrust
washers or drop them into the timing
chain compartment.
1. 2 thrust washers
2. Rocker arm (exhaust side)
3. Cylinder head (spark plug side)
4. Big taper to spark plug side
Inspecting the Rocker Arm
Inspect each rocker arm for cracks and
scored friction surfaces. If so, replace
rocker arm assembly.
Check the rocker arm rollers for free
movement, wear and excessive radial
play. Replace rocker arm assembly if
necessary.
1. Rocker arm (exhaust side)
2. Roller
A. Bore for rocker arm shaft
Measure rocker arm bore diameter. If
diameter is out of specification, change
the rocker arm assembly.
Check adjustment screws for free
movement, cracks and/or excessive play.
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