Recommended service material

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

Specifications
SuspensionIgnition switch
The ignitionr switch has 4 positions:
"Off" position
All electrical circuits are cut off.
The engine will not start. The key
can be removed.
"On" position
The ignition circuit is completed
and the engine can run. The
headlight and taillight will automatically
turn ...
Service data
Valve + guide
unit: mm (in
Camshaft + cylinder head
unit: mm (in
Cylinder + piston + piston ring
unit: mm (in)
Conrod + crankshaft
unit: mm (in)
Balancer
unit: mm (in)
Throttle body
...
Piston ring removal and installation
Removal
Remove the piston. Refer to “engine bottom side disassembly” .
Carefully spread the ring opening with your thumbs
and then push up the opposite side of the 1st ring to
remove it.
Note
do not expand the piston ring excessively
since it is apt to be broken down. ...