Piston Ring End Gap Standard:
Top 0.20 
0.30 mm (0.0079
0.0118 in.)
Second 0.35 
0.50 mm (0.0138
0.0197 in.)
Service Limit: Top 0.6 mm (0.024 in.)
Second 0.8 mm (0.031 in.)
If the end gap of either ring is greater than the service limit, replace all the rings.
Piston Ring Thickness Inspection
BalancerSpark Plug Replacement
Remove the stick coils (see Stick Coil Removal in the
Electrical System chapter).
Remove the spark plugs using the 16 mm (0.63 in.) plug
wrench [A] vertically.
Replace the spark plug with new ones.
Standard Spark Plug
Type: NGK CR9EIA-9
Insert the spark plug vertically into the sp ...
Air Suction Valve Installation
Install the air suction valve so that opening [A] of the reed
faces downward.
Apply a non-permanent locking agent to the threads of
the air suction valve cover bolts [A], and tighten them.
Torque - Air Suction Valve Cover Bolts: 9.8 N·m (1.0 kgf·m,
87 in·lb)
...
Catalytic Converter
This motorcycle is equipped with a
catalytic converter in the exhaust system.
The converter reacts with carbonmonoxide,
hydrocarbons and nitrogen
oxides to convert them into carbon
dioxide, water, nitrogen and oxygen resulting
in much cleaner exhaust gases
to be discharged into the atmosphe ...