Kawasaki Ninja Service Manual: Cylinder (Upper Crankcase) Wear Inspection

Kawasaki Ninja Service Manual / Crankshaft/Transmission / Pistons / Cylinder (Upper Crankcase) Wear Inspection

Cylinder (Upper Crankcase) Wear Inspection


If any of the cylinder inside diameter measurements exceeds the service limit, replace the crankcase.

10 mm (0.39 in.) [A] 60 mm (2.36 in.) [B]

Cylinder (Upper Crankcase) Inside Diameter

Standard: 75.994 76.006 mm
(2.9919   2.9924 in.)


Service Limit: 76.09 mm (2.996 in.)

Cylinder (Upper Crankcase) Wear Inspection


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 disu ...

Piston Wear Inspection
Measure the outside diameter [A] of each piston 5 mm (0.20 in.) [B] up from the bottom of the piston at a right angle to the direction of the piston pin. If the measurement is under service ...

Other materials:

For Secondary Fuel Injectors
Remove the fuel tank (see Fuel Tank Removal). Disconnect the injector connector and connect the harness adapter [A] between these connectors as shown in the figure. Main Harness [B] Secondary Fuel Injector #1 [C] Special Tool - Measuring Adapter: 57001-1700 Connect a digital me ...

Water Pump Impeller Disassembly/Assembly
Remove the water pump impeller (see Oil Pump Removal in the Engine Lubrication System chapter). The sealing seat and rubber seal may be removed easily by hand. Apply coolant around the surfaces of the rubber seal and sealing seat. Install the rubber seal [A] and sealing seat [B] into ...

Air Switching Valve Installation
Install the air switching valve [A] with hose [B] as shown in the figure. Front [C] Left Side View [D] White Paint [E] Air Switching Valve Operation Test Refer to the Air Suction System Damage Inspection in the Periodic Maintenance chapter. Air Switching Valve Unit Test ...