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:

Oxygen Sensor Heater Power Source Voltage Inspection
NOTE Be sure the battery is fully charged. Turn the ignition switch to OFF. Remove the fuel tank (see Fuel Tank Removal in the Fuel System (DFI) chapter). Disconnect the oxygen sensor lead connector and connect the measuring adapter [A] between these connectors as shown in the fig ...

Cylinder Head Removal
Remove: Thermostat Housing (see Thermostat Removal in the Cooling System chapter) Exhaust Pipe (see Exhaust Pipe Removal) Camshafts (see Camshaft Removal) Heat Insulation Plate [A] (see Engine Removal in the Engine Removal/Installation chapter) Place a container under the coolant dr ...

Connecting Rod Installation
NOTICE To minimize vibration, the connecting rods should have the same weight mark. Big End Cap [A] Connecting Rod [B] Weight Mark, Alphabet [C] Diameter Mark [D] (“� or No Mark) NOTICE If the connecting rods, big end bearing inserts, or crankshaft are replaced with new ones, select ...