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:

Oil Cooler Installation
Replace the O-ring [A] with a new one. Apply grease to the new O-ring. Install the water hoses and hose clamps [A] as shown in the figure. Water Hose (About 300 mm, 11.8 in.) [B] Water Hose (About 130 mm, 5.1 in.) [C] Yellow Paint [D] Tighten: Torque - Water Hose Clamp S ...

For Primary Fuel Injectors
Remove the air cleaner housing (see Air Cleaner Housing Removal). Disconnect the primary fuel injector connector [A]. Connect a digital meter to the terminals in each primary fuel injector [A]. Measure the primary fuel injector resistance. Primary Fuel Injector Resistance ...

Relay Box Removal
Remove the left fuel tank cover (see Fuel Tank Removal in the Fuel System (DFI) chapter). Disconnect the connectors [A]. Pull out the relay box [B] from the rubber protector [C]. NOTE The relay box has relays and diodes. The relays and diodes can not be removed. Relay Box Installa ...