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

Specifications
Tightening torque specificationsCylinder head cover related parts
inspection
Refer to “engine top side disassembly” .
Refer to “engine top side assembly” .
Refer to “cylinder head cover disassembly and assembly” .
Cylinder head cover
Clean and check the gasket grooves “a” and pair reed
valve mating surfaces “b” of the cylinder head cover.
If there is anything unu ...
Rear wheel components
Rear axel nut
Collar
Dust seal
Bearing
Retainer
Rear sprocket
Sprocket mounting drum
Wheel damper
Bearing
Spacer
Air valve
Rear wheel
Wheel balancer
Rear tire
Dust seal
Collar
Rear brake disc
Rear axle
1 ...
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. ...