Recommended service material

| Note required service material is also described in the following. “Clutch control system components” “clutch components” |
Special tool

Specifications
SteeringEngine bottom side disassembly
Note
the crankcase must be separated to service
the crankshaft and conrod.
Remove the engine assembly from the frame. Refer to “engine assembly
removal” .
Remove the engine top side (1). Refer to “engine top side disassembly”
.
Crankcase breather (pcv) cover
R ...
Engine bottom side assembly
Assemble the engine bottom side in the reverse order of
disassembly. Pay attention to the following points:
Note
apply engine oil to each running and sliding
part before reassembling.
Breather oil return plate
When installing the breather oil return plate (1), apply
thread loc ...
Valve seat repair
The valve seats (1) for both the intake and exhaust
valves are machined to three different angles. The seat
contact surface is cut at 45°.
Intake valve
Exhaust valve
Caution
the valve seat contact area must be
inspected after e ...