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:

Throttle Body Assy Installation
Apply a thin coat of grease to the throttle cable lower ends. Fit the accelerator cable end [A] and the decelerator cable end [B] into the throttle pulley. Install the clamp [C] securely. Install the throttle body assy holder clamp bolt heads [A] outside as shown in the figure. ...

Spring Preload Adjustment
Remove the rear shock absorber from the frame (see Rear Shock Absorber Removal). Loosen the locknut and turn out the adjusting nut to free the spring. Special Tools - Hook Wrench T=3.2 R37: 57001-1539 Hook Wrench R=35: 57001-1580 To adjust the spring preload, turn in the adjusting n ...

Fuel Tank Cleaning
WARNINGGasoline and low flash-point solvents can be flammable and/or explosive and cause severe burns. Clean the tank in a well-ventilated area, and take care that there are no sparks or flame anywhere near the working area. Do not use gasoline or low flash-point solvents t ...