Kawasaki Ninja Service Manual: Connecting Rod Big End Side Clearance Inspection

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

Insert a thickness gauge [A] between the big end and either crank web to determine clearance.

Connecting Rod Big End Side Clearance

Standard: 0.13 0.38 mm
(0.0051 0.0150 in.)


Service Limit: 0.58 mm (0.023 in.)

Connecting Rod Big End Side Clearance Inspection


If the clearance exceeds the service limit, replace the connecting rod with new one and then check clearance again.

If the clearance is too large after connecting rod replacement, the crankshaft also must be replaced.

Connecting Rod Twist Inspection
With the big-end arbor [A] still on V block [C], hold the connecting rod horizontally and measure the amount that the arbor [B] varies from being paralleled with the surface plate over a 100 ...

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 ...

Other materials:

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1. KIBS ECU With input from the front and rear wheel sensors and front caliper hydraulic pressure, the KIBS ECU analyzes various conditions on the motorcycle, and with additional information from the FI ECU (engine speed, throttle position, gear position, and clutch actuation) precisely control ...

Balance Adjustment
If the wheel always stops in one position, provisionally attach a balance weight [A] on the rim at the marking using adhesive tape. Rotate the wheel 1/4 turn [B], and see whether or not the wheel stops in this position. If it does, the correct balance weight is being used. If the whe ...

Lubrication
Lubrication is necessary after riding through rain or on wet roads, or any time that the chain appears dry. Use a lubricant for sealed chains to prevent deterioration of chain seals. If the chain is especially dirty, clean it using a cleaner for sealed chains following the instructions suppli ...