You need to know the frame and engine serial numbers to get title documents for your motorcycle.
You also need these numbers to help your dealer when you order parts.

The frame number 1 is stamped on the steering head as shown in the illustration. The engine serial number 2 Is stamped on the crankcase assembly.
Write down the serial numbers here for your future reference.
Tampering with noise control system prohibited
Location of labelsGeneral description
Engine coolant description
Caution
use a high quality ethylene glycol base
anti-freeze, mixed with distilled water. Do
not mix an alcohol base anti-freeze and
different brands of anti-freeze.
Do not put in more than 60% anti-freeze or
less than 50%. (Refer ...
Engine sprocket removal and installation
Removal
Remove the gearshift link arm (1) from the gearshift
shaft.
Note
mark the gearshift shaft head at which the
gearshift link arm slit set for correct
reinstallation.
Remove the speed sensor (2).
Remove the engine sprocket cover (3).
Support the ...
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. ...