Kawasaki Ninja Service Manual: Piston Wear Inspection

Kawasaki Ninja Service Manual / Crankshaft/Transmission / Pistons / 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 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:

Fuel Filter Cleaning
The fuel filter [A] is built into the fuel pump and can not be cleaned or checked. If the fuel filter is suspected of clogging or being damaged, replace it with the fuel pump as a set. Fuel Pump Circuit 1. Ignition Switch 2. Engine Stop Switch 3. Joint Connector E 4. ECU 5. Engine G ...

Battery Charging
Remove the battery from the motorcycle (see Battery Removal). Attach the leads from the charger and charge the battery at a rate (amperage x hours) that is indicated on the battery. If it is not possible to read the rate, charge the battery at an amperage that is about 1/10th of the ...

Rear Fender Front Installation
Installation is the reverse of removal. Note the following. Run the harness, cables and leads correctly (see Cable, Wire, and Hose Routing section in the Appendix chapter). When installing the clamp [A] on the rear fender front [B], install it so that the clamp positions at near the ...