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:

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 ...

Valve Removal
Remove the cylinder head (see Cylinder Head Removal). Remove the valve lifter and shim. Mark and record the valve lifter and shim locations so they can be installed in their original positions. Using the valve spring compressor assembly, remove the valve. Special Tools - Valve ...

Fuel Injector Audible Inspection
NOTE Be sure the battery is fully charged. The secondary fuel injectors are operating with following conditions. 1. The engine speed is more than 6 000 r/min (rpm). 2. The throttle opening is more than 12В°. Remove: Fuel Tank (see Fuel Tank Removal) Primary Fuel Hose (see Fuel ...