Kawasaki Ninja Owners Manual: Cooling System

Oil and/or Oil Filter Change

To change the engine oil and replace oil filter, the engine oil drain bolt and oil filter must be removed. The oil change and oil filter replacement should be done by an authorized Kawasa ...

Radiator and Cooling Fan

Check the radiator fins for obstruction by insects or mud. Clean off any obstructions with a stream of low-pressure water. WARNINGThe cooling fan spins at high speed and can cause seriou ...

Other materials:

Piston Wear Inspection
Measure the outside diameter [A] of each piston 5 mm (0.20 in.) [B] up from the bottom of the piston at a right angle to the direction of the piston pin. If the measurement is under service limit, replace the piston. Piston Diameter Standard: 75.959 75.974 mm (2.9905 2.9911 in.) ...

Exhaust Butterfly Valve Actuator Removal
NOTICE Never drop the exhaust butterfly valve actuator especially on a hard surface. Such a shock to the actuator can damage it. Remove: Front Seat (see Front Seat Removal in the Frame chapter) Clamp [A] Screws [B] and Washers Slide the covers [A] and loosen the lock nuts [B] ...

Valve Guide Installation
Apply engine oil to the valve guide outer surface before installation. Heat the area around the valve guide hole to about 120 150°C (248 302°F). NOTICE Do not heat the cylinder head with a torch. This will warp the cylinder head. Soak the cylinder head and heat the oil. Usin ...