Kawasaki Ninja Service Manual: Crankshaft Side Clearance Inspection

Kawasaki Ninja Service Manual / Crankshaft/Transmission / Crankshaft and Connecting Rods / 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, 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.)

Measure the width [A] of the crankshaft #3 main journal [B].

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:

Valve Guide Installation
Apply engine oil to the valve guide outer surface before installation. Heat the area around the valve guide hole to about 120 150°C (248 302°F). NOTICE Do not heat the cylinder head with a torch. This will warp the cylinder head. Soak the cylinder head and heat the oil. Usin ...

Throttle Control System Inspection
Check the throttle grip free play [A]. If the free play is incorrect, adjust the throttle cables. Throttle Grip Free Play Standard: 2 3 mm (0.08 0.12 in.) Check that the throttle grip [B] moves smoothly from full open to close, and the throttle closes quickly and completely by the ...

City Light (LED) Removal/Installation
Remove: Upper Fairing Assembly (see Upper Faring Assembly Removal in the Frame chapter) Headlight (see Headlight Removal) Remove the screws [A], and take the city light [B] off the upper fairing assembly. Installation is the reverse of removal. Note the following. When inst ...