Yamaha Scorpio - Camshaft and Rocker Arm Installation

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ENG
CAMSHAFT AND ROCKER ARMS
●
Inspect the surface condition of the rocker
arm shafts.
●
Pitting/scratches/blue discoloration
→
Replace or check lubrication.
●
Measure the inside diameter of the rocker
arm holes.
Out of specification
→
Replace.
●
Measure the outside diameter of the rocker
arm shafts.
Out of specification
→
Replace.
***********************************************
Inside diameter (rocker arm):
14.992 ~ 15.000 mm
<Limit: 15.02 mm>
Outside diameter
(rocker arm shaft):
14.960 ~ 14.981 mm
<Limit 14.94 mm>
YP******
CAMSHAFT AND ROCKER ARM
INSTALLATION
1.Lubricate:
●
Rocker arm shaft
●
Rocker arm inner surface
2.Install:
●
Rocker arm
1
●
Rocker arm shaft
2
NOTE:
Install the rocker arm shaft (exhaust) com-
pletely pushed in.
Rocker arm shaft:
Engine oil
Rocker arm inner surface:
Molybdenum disulfide grease