Yamaha YBR125ED 2005 Service Manual page 191

CYLINDER HEAD
9. Tighten:
• camshaft sprocket bolt
CAUTION:
_
Be sure to tighten the camshaft sprocket
bolt to the specified torque to avoid the
possibility of the bolt coming loose and
damaging the engine.
10.Measure:
• valve clearance
Out of specification → Adjust.
Refer to
CLEARANCE" in chapter 3.
5 - 15
ENG
20 Nm (2.0 m · kg, 14 ft · lb)
"ADJUSTING THE VALVE