Kawasaki Ninja Service Manual: Crankshaft Side Clearance Inspection

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

If the clearance exceeds the service limit, replace the thrust washers as a set and check the width of the crankshaft #3 main journal.

Crankshaft Side Clearance Inspection


Crankshaft Side Clearance Standard: 0.05   0.25 mm
(0.0020   0.0098 in.)


Service Limit: 0.45 mm (0.0177 in.)

If the measurement exceeds the standard, replace the crankshaft.

Crankshaft #3 Main Journal Width Standard: 23.49 23.54 mm (0.9248
0.9268 in.)


Crankshaft Side Clearance Inspection


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 ...

Crankshaft Runout Inspection
Measure the crankshaft runout. 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 ( ...

Other materials:

Wheel Alignment Inspection
Check that the notch [A] on the alignment indicator [B] aligns with the same swingarm mark or position [C] that the other side alignment indicator notch aligns with. If they do not, adjust the chain slack and align the wheel alignment (see Drive Chain Slack Adjustment). NOTE Wheel align ...

Radiator Hose and Pipe Inspection (coolant leak, damage, installation condition)
The high pressure inside the radiator hose can cause coolant to leak [A] or the hose to burst if the line is not properly maintained. Visually inspect the hoses for signs of deterioration. Squeeze the hoses. A hose should not be hard and brittle, nor should it be soft or swollen. Repl ...

Chain Slack Adjustment
Remove the cotter pin, and loosen the axle nut. Loosen the left and right chain adjuster locknuts. A. Axle Nut B. Cotter Pin C. Adjuster D. Locknut If the chain is too loose, turn out the left and right chain adjusters evenly. If the chain is too tight, turn in the left ...