Kawasaki Ninja Owners Manual: Spark Plugs

Kawasaki Ninja Owners Manual / Maintenance and adjustment / Spark Plugs

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


Spark Plugs


A. Plug Gap

Coolant Filling
Remove the bolts and quick rivets. Detach the tabs and remove the right fairing and cover. A. Bolts B. Quick Rivet C. Large Quick Rivet D. Tabs E. Right Fairing and Cover NOTE T ...

Evaporative Emission Control System (California model only)
This system routes fuel vapors from the fuel system into the running engine or stores the vapors in a canister when the engine is stopped. Although no adjustments are required, a thorough visual ...

Other materials:

Alternator Cover Removal
Remove: Upper Fairing Assembly (see Upper Fairing Assembly Removal in the Frame chapter) Air Cleaner Housing (see Air Cleaner Housing Removal in the Fuel System (DFI) chapter) Bolt [A] Bring the heat insulator plate [B] forward to remove the alternator lead connector. Clear the p ...

Tire Tread Wear Inspection
As the tire tread wears down, the tire becomes more susceptible to puncture and failure. An accepted estimate is that 90% of all tire failures occur during the last 10% of tread life (90% worn). So it is false economy and unsafe to use the tires until they are bald. Measure the tread depth a ...

Additional Considerations for High Speed Operation
Brakes: The importance of the brakes, especially during high speed operation, cannot be overemphasized. Check to see that they are correctly adjusted and functioning properly. Steering: Looseness in the steering can cause loss of control. Check to see that the handlebar turns freely but ha ...