Kawasaki Ninja Service Manual: Crankshaft and Connecting Rods

Crankcase Halves Assembly

Install: Crankshaft (see Crankshaft Installation) Connecting Rods (see Connecting Rod Installation) Using a cleaning fluid, clean off any oil or dirt on the mating surface of the crankcase ...

Crankshaft Removal

Split the crankcase (see Crankcase Splitting). Remove: Connecting Rod Big End Nuts [A] Connecting Rod Big End Caps [B] NOTE Mark and record the locations of the connecting rods and their ...

Other materials:

Cam Wear Inspection
Remove the camshafts (see Camshaft Removal). Measure the height [A] of each cam with a micrometer. If the cams are worn down past the service limit, replace the camshaft. Cam Height Standard: Exhaust 35.043 35.157 mm (1.3796 1.3841 in.) Intake 38.243 38.357 mm (1.5056 1.5101 in. ...

Oil Pressure Relief Valve Inspection
Remove the oil pressure relief valve (see Oil Pressure Relief Valve Removal). Check to see if the valve [A] slides smoothly when pushing it in with a wooden or other soft rod, and see if it comes back to its seat by spring [B] pressure. NOTE Inspect the valve in its assembled stat ...

Valve Clearance
Valve and valve seat wear decreases valve clearance, upsetting valve timing. NOTICE If valve clearance is left unadjusted, wear will eventually cause the valves to remain partly open; which lowers performance, burns the valves and valve seats, and may cause serious engine damage. Valve cle ...