Yamaha WR250F 2017 Owner's Service Manual page 240

4. Tighten:
• Bolt (exhaust pipe 2)
Bolt (exhaust pipe 2)
20 Nm (2.0 m·kgf, 14 ft·lbf)
• Clamp
Clamp
12 Nm (1.2 m·kgf, 8.7 ft·lbf)
TIP
Tighten while checking that their front and rear
joints are inserted in position.
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ENGINE REMOVAL