User's Manual

2-6
SPEC
ENGINE SPECIFICATIONS
Item
Standard
Limit
Valve stem to valve guide clearance
Intake 0.015 ~ 0.042mm 0.08mm
(0.0006 ~ 0.0017in) (0.0031in)
Exhaust 0.030 ~ 0.057mm 0.1mm
(0.0012 ~ 0.0022in) (0.0039in)
Valve stem runout … 0.01mm
(0.0004 in)
Valve seat width
Intake 0.9 ~ 1.1mm (0.035 ~ 0.043in) 1.6mm
(0.063in)
Exhaust 0.9 ~ 1.1mm (0.035 ~ 0.043in) 1.6mm
(0.063in)
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