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ENGINE
• valve stem runout
Out of specification
Runout limit 0.01 mm
1NOTE:
• When installing a new valve always replace
the guide.
• If the valve is removed or replaced always
replace the oil seal.
• The valve seat surface width
Out of specification
Repairing limit value
2.0mm
a. Install the valve into the cylinder head.
b. Press the valve through the valve guide and
onto the valve seat to make a clear pattern.
c. Measure the valve seat width. Where the
valve seat and valve face made contact,
blueing will have been removed.
• Valve spring free length
• Valve spring squareness
Out of specification
Valve spring free length
Intake:32.5mm
Valve spring squareness
Intake:0.10mm
• compressed spring force(a)
Out of specification
(b) Installed length
Compressed spring force
Intake: 100.0 ~ 115.7 N at 27.5 mm
Exhaust: 120.6 ~ 138.3 N at 31.0 mm
2). Remove:
• valve guide
- 148 -
Replace.
Reface the valve seat.
Replace.
Exhaust:36.2mm
Exhaust:0.10mm
Replace.
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Table of Contents
Troubleshooting
