Kawasaki Ninja Service Manual: Crankshaft Side Clearance Inspection

Kawasaki Ninja Service Manual / Crankshaft/Transmission / Crankshaft and Connecting Rods / Crankshaft Side Clearance Inspection

Insert a thickness gauge [A] between the thrust washer [B] on the crankcase and the crank web [C] at the #3 main journal to determine clearance.

If the clearance exceeds the service limit, replace the thrust washers as a set and check the width of the crankshaft #3 main journal.

Crankshaft Side Clearance Inspection

Crankshaft Side Clearance Standard: 0.05 0.25 mm
(0.0020 0.0098 in.)

Service Limit: 0.45 mm (0.0177 in.)

Measure the width [A] of the crankshaft #3 main journal [B].

If the measurement exceeds the standard, replace the crankshaft.

Crankshaft #3 Main Journal Width Standard: 23.49 23.54 mm (0.9248
0.9268 in.)

Crankshaft Side Clearance Inspection

Connecting Rod Big End Bearing Insert/Crankpin Wear Inspection

Remove the connecting rod big end (see Connecting Rod Removal). Cut strips of plastigage to crankpin width. Place a strip on the crankpin parallel to the crankshaft installed in the correct ...

Crankshaft Runout Inspection

Measure the crankshaft runout. If the measurement exceeds the service limit, replace the crankshaft. Crankshaft Runout Standard: TIR 0.03 mm (0.0012 in.) or less Service Limit: TIR 0.08 mm ( ...

Other materials:

Lighting System
This motorcycle adopt the daylight system and have a headlight relay in the relay box. The headlight does not go on when the ignition switch and the engine stop switch are first turned on. The headlight comes on after the starter button is released and stays on until the ignition switch is turn ...

Wheel Rotation Sensor Rotor Inspection
Remove: Wheels (see Front/Rear Wheel Removal in the Wheels/Tires chapter) Brake Disc Mounting Bolts [A] Sensor Rotor [B] Front Wheel [C] Rear Wheel [D] Visually inspect the wheel rotation sensor rotor. If the rotor is deformed or damaged (chipped teeth [A]), replace the ...

Battery
The battery installed in this motorcycle is a sealed type, so it is not necessary to check the battery electrolyte level or add distilled water. The sealing strip should not be pulled off once the specified electrolyte has been installed in the battery for initial service. However, in or ...