Installing The Camshaft And Rocker Arms - Yamaha XT660R Service Manual

ROCKER ARMS AND CAMSHAFT
a b
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5. Calculate:
• rocker-arm-to-rocker-arm-shaft clearance
NOTE:
_
Calculate the clearance by subtracting the
rocker arm shaft outside diameter from the
rocker arm inside diameter.
Above 0.081 mm (0.0032 in) → Replace the
defective part(s).
Rocker-arm-to-rocker-arm-shaft
clearance
0.009 ~ 0.037 mm
(0.0004 ~ 0.0015 in)
<Limit>: 0.081 mm (0.0032 in)
EAS00220
INSTALLING THE CAMSHAFT AND
ROCKER ARMS
1. Install:
• bearing 1
(onto the camshaft)
NOTE:
• Apply engine oil to the bearing.
• Install the bearing so that the seal is facing
a the camshaft.
Installed depth b
0 mm (0 in)
2. Lubricate:
• camshaft
• decompressor lever pin
• decompressor lever
Recommended lubricant
Camshaft
Molybdenum disulfide oil
Camshaft bearing
Engine oil
ENG