Kawasaki Ninja Service Manual: Connecting Rod Bend Inspection

Kawasaki Ninja Service Manual / Crankshaft/Transmission / Crankshaft and Connecting Rods / Connecting Rod Bend Inspection

Remove the connecting rod big end bearing inserts, and reinstall the connecting rod big end cap.
Select an arbor [A] of the same diameter as the connecting rod big end, and insert the arbor through the connecting rod big end.
Select an arbor of the same diameter as the piston pin and at least 100 mm (3.94 in.) long, and insert the arbor [B] through the connecting rod small end.
On a surface plate, set the big-end arbor on V block [C].
With the connecting rod held vertically, use a height gauge to measure the difference in the height of the arbor above the surface plate over a 100 mm (3.94 in.) length to determine the amount of connecting rod bend.

If the connecting rod bend exceeds the service limit, the connecting rod must be replaced.

Connecting Rod Bend Service Limit: TIR 0.2/100 mm (0.008/3.94 in.)

Connecting Rod Bend Inspection

Crankshaft/Connecting Rod Cleaning

After removing the connecting rods from the crankshaft, clean them with a high flash-point solvent. Blow the crankshaft oil passages with compressed air to remove any foreign particles or res ...

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 ...

Other materials:

Master Cylinder Inspection (Visual Inspection)
Remove the master cylinders (see Front/Rear Master Cylinder Removal). Disassemble the front and rear master cylinders (see Master Cylinder Rubber Parts Replacement in the Periodic Maintenance chapter). Check that there are no scratches, rust or pitting on the inner wall [A] of each ma ...

Piston Installation
Apply molybdenum disulfide oil solution to the oil ring expander, and install the oil ring expander [A] in the bottom piston ring groove so the ends [B] not butt together Applymolybdenum disulfide oil solution to the oil ring steel rails, and install the oil ring steel rails, one above th ...

Idle Speed Control Valve Actuator Input Voltage Inspection
NOTE Be sure the battery is fully charged. Turn the ignition switch to OFF. Disconnect the idle speed control valve actuator connector and connect a suitable measuring leads [A] between these connectors as shown in the figure. Main Harness [B] Idle Speed Control Valve Actua ...