Kawasaki Ninja Service Manual: Piston Wear Inspection

Kawasaki Ninja Service Manual / Crankshaft/Transmission / Pistons / Piston Wear Inspection

If the measurement is under service limit, replace the piston.

Piston Wear Inspection


Piston Diameter

Standard: 75.959 75.974 mm
(2.9905 2.9911 in.)
Service Limit: 75.81 mm (2.985 in.)

Cylinder (Upper Crankcase) Wear Inspection
Split the crankcase (see Crankcase Splitting). Remove the pistons (see Piston Removal). Assemble the cylinder (upper crankcase) [A], the cylinder head [B] and the cylinder head gasket [C]. ...

Piston Ring, Piston Ring Groove Wear Inspection
Check for uneven groove wear by inspecting the ring seating. The rings should fit perfectly parallel to groove surfaces. If not, replace the piston and all the piston rings. With the pist ...

Other materials:

Premuffler Chamber Installation
Replace the premuffler chamber gasket [A] with a new one. Install the premuffler chamber gasket to the premuffler chamber [B] until it is bottomed so that the chamfer side faces exhaust pipe [C]. Install the exhaust pipe clamp [D] as shown in the figure. Insert the projection [E] into ...

License Plate Light Bulb Replacement
Remove: Screws [A] License Plate Light Cover [B] Pull the bulb [A] out of the socket [B]. NOTICE Do not turn the bulb. Pull the bulb out to prevent damage to the bulb. Do not use bulb rated for greater wattage than the specified value. Replace the bulb with a new one. In ...

Windshield and Other Plastic Parts
After washing use a soft cloth to gently dry plastic parts. When dry, treat the windshield, headlight lens, and other nonpainted plastic parts with an approved plastic cleaner/polisher product. NOTICE Plastic parts may deteriorate and break if they come in contact with chemical substances ...