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)Valve Clearance
Valve and valve seat wear decreases
valve clearance, upsetting valve timing.
NOTICE
If valve clearance is left unadjusted,
wear will eventually
cause the valves to remain
partly open; which lowers performance,
burns the valves and
valve seats, and may cause serious
engine damage.
Valve cle ...
Headlight Beam
NOTE
Do not turn the bolts because the reflector
in the headlight comes off.
A. Bolts
The left and right adjusters on the
headlight can move the direction of
the headlight beam to up, down, left
and right by turning each adjuster itself
as the below table.
A. Left Adjuster
...
Steering Damper Installation
Install the following parts as shown in the figure.
Collar [A]
Washer (t = 3.5 mm, 0.14 in.) [B]
Steering Damper [C] (
ZX1000JC/KC)
Electronic Steering Damper [D] (ZX1000JD/KD)
Washer (t = 1.2 mm, 0.05 in.) [E]
Apply a non-permanent locking agent to the threads of
the steering ...