The standard spark plug is shown in the table. The spark plugs should be replaced in accordance with the Periodic Maintenance Chart.
Spark plug removal should be done only by a competent mechanic following the instructions in the Service Manual.
Spark Plug

A. Plug Gap
Coolant Filling
Evaporative Emission Control System (California
model only)Exhaust Butterfly Valve Actuator Installation
Install the pulley [A] on the actuator so that the hole side
[B] align with the groove [C] on the shaft.
Make sure that the groove on the shaft is pointing toward
the center of the screw [D].
If the shaft position is incorrect, refer to the following
NOTE and procedures to electrically ad ...
Engine Sprocket Installation
Replace the sprocket washer and axle cotter pin.
Install the engine sprocket onto the output shaft.
Apply molybdenum disulfide oil solution to the threads
and seating surface of the engine sprocket nut.
Tighten:
Torque - Engine Sprocket Nut: 145 N·m (14.8 kgf·m, 107
ft·lb)
NOTE
...
Rider’s Seat Installation
Insert the tabs on the front of the
rider’s seat into the slots in the frame
and secure the seat with mounting
bolts.
Install the seat cover and bolts.
A. Rider’s Seat
B. Tabs
C. Slots
D. Stays ...