NOTICE
Do not lap the valve to the valve seat, using the grinding compound. It will come off oxide film treated surface of the valve.
Valve Stem [A] Oil Seal [B] Spring Seat [C] Closed Coil End [D] Valve Spring [E]: EX - Yellow Paint IN - White Paint (∼ ZX100JBF/KBF Early Models) Purple Paint (ZX100JBF/KBF Late Models ∼) Retainer [F] Split Keepers [G]

Valve Removal
Valve Guide RemovalStick Coil Inspection
Remove the stick coils (see Stick Coil Removal).
Measure the primary winding resistance [A] as follows.
Connect the hand tester between the coil terminals.
Set the tester to the × 1 Ω range, and read the tester.
Measure the secondary winding resistance [B] as follows.
Conn ...
Stick Coil Primary Peak Voltage Inspection
NOTE
Be sure the battery is fully charged.
Remove the stick coils (see Stick Coil Removal).
Do not remove the spark plugs.
Connect the ECU to the harness.
Measure the primary peak voltage as follows.
Install the new spark plug [A] into each stick coil [B], and
ground them onto ...
Premuffler Chamber Installation
Replace the premuffler chamber gasket [A] with a new
one.
Install the premuffler chamber gasket to the premuffler
chamber [B] until it is bottomed so that the chamfer side
faces exhaust pipe [C].
Install the exhaust pipe clamp [D] as shown in the figure.
Insert the projection [E] into ...