Kawasaki Ninja Service Manual: Crankshaft Runout Inspection

Kawasaki Ninja Service Manual / Crankshaft/Transmission / Crankshaft and Connecting Rods / Crankshaft Runout Inspection

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 (0.0032 in.)

Crankshaft Runout Inspection


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, r ...

Crankshaft Main Bearing Insert/Journal Wear Inspection
Split the crankcase (see Crankcase Splitting). Cut strips of plastigage to journal width. Place a strip on each journal parallel to the crankshaft installed in the correct position. Tighten ...

Other materials:

Electronic Steering Damper Warning Indicator Light
The yellow light functions as the electronic steering damper warning indicator. The light and warning symbol "ESD" go on if there is a malfunction in the electronic steering damper system. However, this could also be caused by trouble with the charging system (e.g. battery). I ...

Jump starting
If your motorcycle battery is “run down”, it should be removed and charged. If this is not practical, a 12 volt booster battery and jumper cables may be used to start the engine. DANGER Battery acid generates hydrogen gas which is flammable and explosive under certain conditions. It i ...

Spring Tension Inspection
Since a spring becomes shorter as it weakens, check its free length [A] to determine its condition. If the spring of either fork leg is shorter than the service limit, it must be replaced. If the length of a replacement spring and that of the remaining spring vary greatly, the remaining s ...