Kawasaki Ninja Service Manual: Clutch Spring Free Length Measurement

Kawasaki Ninja Service Manual / Clutch / Clutch / Clutch Spring Free Length Measurement

If any spring is shorter than the service limit, it must be replaced.

Clutch Spring Free Length

Standard: 43.5 mm (1.71 in.)

Service Limit: 42.1 mm (1.66 in.)

Clutch Spring Free Length Measurement


Clutch Plate Warp Inspection
Place each friction plate or steel plate on a surface plate and measure the gap between the surface plate [A] and each friction plate or steel plate [B] with a thickness gauge [C]. The gap is ...

Clutch Housing Finger Inspection
Visually inspect the clutch housing fingers [A] where the friction plate tangs [B] hit them. If they are badly worn or if there are groove cuts where the tangs hit, replace the housing. Also, ...

Other materials:

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 position. Tighten the connecting rod big end nuts to the specified torque (see Connecting Rod I ...

Additional Considerations for High Speed Operation
Brakes: The importance of the brakes, especially during high speed operation, cannot be overemphasized. Check to see that they are correctly adjusted and functioning properly. Steering: Looseness in the steering can cause loss of control. Check to see that the handlebar turns freely but ha ...

Cylinder Head Cover Removal
Remove: Air Suction Valves (see Air Suction Valve Removal) Throttle Body Assy (see Throttle Body Assy Removal in the Fuel System (DFI) chapter) Stick Coils (see Stick Coil Removal in the Electrical System chapter) Remove the clamps [A]. Turn up the front side of the heat insulation ...