Kawasaki Ninja Service Manual: Crankshaft Installation

Kawasaki Ninja Service Manual / Crankshaft/Transmission / Crankshaft and Connecting Rods / Crankshaft Installation

NOTE

If the crankshaft is replaced with a new one, refer to the Connecting Rod Big End Bearing/Crankshaft Main Bearing Insert Selection in the Specifications.

NOTICE

If the crankshaft, bearing inserts, or crankcase halves are replaced with new ones, select the bearing inserts and check clearance with a plastigage (press gauge) before assembling engine to be sure the correct bearing inserts are installed.

Turn the oil groove side of the thrust washer to the crankshaft.

NOTE

Crankshaft Installation


Front [D]

Connecting Rod Removal

Crankshaft Removal
Split the crankcase (see Crankcase Splitting). Remove: Connecting Rod Big End Nuts [A] Connecting Rod Big End Caps [B] NOTE Mark and record the locations of the connecting rods and their ...

Connecting Rod Installation
NOTICE To minimize vibration, the connecting rods should have the same weight mark. Big End Cap [A] Connecting Rod [B] Weight Mark, Alphabet [C] Diameter Mark [D] (“” or No Mark) NOTICE ...

Other materials:

Camshaft Runout Inspection
Remove the camshafts (see Camshaft Removal). Set the camshaft in a camshaft alignment jig or on V blocks. Measure the runout with a dial gauge at the specified place as shown in the figure. If the runout exceeds the service limit, replace the camshaft. Camshaft Runout Standard: TIR ...

Spring Plate Free Play Measurement
Insufficient clutch free play will cause the engine braking effect to be more sudden, resulting in rear wheel hop. On the other hand, if the free play is excessive, the clutch lever may feel “spongy” or pulsate when pulled. Hold an extra drive shaft in a vise and install the following c ...

Main Throttle Sensor Output Voltage Inspection
Measure the output voltage at the main throttle sensor in the same way as input voltage inspection, note the following. Disconnect the main throttle sensor connector and connect the setting adapter [A] between these connectors. Special Tool - Throttle Sensor Setting Adapter: 57001 -15 ...