Yamaha BR250F - Flywheel Magneto

2. Add oil to the crankcase through the oil
holes. Oil
the connecting rod.
3. Cover
the crankcase with a clean cloth so
nothing will fall into
the crankcase.
4. Oil
the small-end bearing and install it in
the connecting rod.
5. Oil
the connecting rod, and install the
piston. The arrow on the piston crown
must point to the front of the engine.
6. Oil
the piston pin, and install it in the
piston. Be sure the piston pin clip is
correctly seated in
the groove.
C. Flywheel Magneto
7. Oil
the piston, and install the cylinder
onto the crankcase. Use a new cylinder
gasket.
Torque the four cylinder bolts to
specification. You will need a 12 mm
crowfoot wrench.
Tightening
torque:
First: 2.0 m-kg (14.5 ft-lb)
Final: 2.5 m-kg (18 ft-lb)
Flywheel Magneto
2-14
Coil Plate
Coil Plate Damper
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Fan