Kawasaki Ninja Service Manual: Valve Clearance Inspection

Kawasaki Ninja Service Manual / Periodic Maintenance / Periodic Maintenance Procedures / Engine Top End / Valve Clearance Inspection

NOTE

Valve clearance must be checked and adjusted when the engine is cold (at room temperature).

Remove: Crankshaft Sensor Cover (see Crankshaft Sensor Removal in the Electrical System chapter) Cylinder Head Cover (see Cylinder Head Cover Removal in the Engine Top End chapter)
Turn the crankshaft, align the #1, 4 mark on the timing rotor with the crankcase timing mark.

TDC Mark [A] for #1, 4 Pistons Timing Mark [B] (Crankcase Halves Mating Surface)

Valve Clearance Inspection

Using a thickness gauge [A], measure the valve clearance between the cam and the valve lifter.

Valve Clearance

Standard: Exhaust 0.17 0.22 mm (0.0067
0.0087 in.)

Intake 0.15 0.22 mm (0.0059
0.0087 in.)

Valve Clearance Inspection

NOTE

Thickness gauge is horizontally inserted on the valve lifter.

Appropriateness [A] Inadequacy [B] Thickness Gauge [C] Horizontally Inserts [D] Cam [E] Valve Lifter [F] Hits the Valve Lifter Ahead [G]

Valve Clearance Inspection

When positioning #1 piston TDC at the end of the compression stroke:

Intake Valve Clearance of #1 and #3 Cylinders Exhaust Valve Clearance of #1 and #2 Cylinders Measuring Valve [A]

Valve Clearance Inspection

When positioning #4 piston TDC at the end of the compression stroke:

Intake Valve Clearance of #2 and #4 Cylinders Exhaust Valve Clearance of #3 and #4 Cylinders Measuring Valve [A]

Valve Clearance Inspection

If the valve clearance is not within the specified range, first record the clearance, and then adjust it.

Valve Clearance Adjustment

To change the valve clearance, remove the camshafts (see Camshaft Removal in the Engine Top End chapter) and valve lifters. Replace the shim with one of a different thickness. NOTE Ma ...

Other materials:

Rear Shock Absorber Inspection
Remove the rear shock absorber (see Rear Shock Absorber Removal). Visually inspect the following items. Smooth Stroke Oil Leakage Crack or Dent If there is any damage to the rear shock absorber, replace it. Visually inspect the rubber bushing [A]. If it show any signs o ...

Wheel Alignment Inspection
Check that the notch [A] on the alignment indicator [B] aligns with the same swingarm mark or position [C] that the other side alignment indicator notch aligns with. If they do not, adjust the chain slack and align the wheel alignment (see Drive Chain Slack Adjustment). NOTE Wheel align ...

Handlebar Removal
Remove: Steering Damper (see Steering Damper Removal) Clutch Lever Clamp Bolts [A] Clutch Lever Assembly [B] Left Switch Housing [C] Handlebar Weight [D] Left Handlebar Grip [E] Remove: Front Master Cylinder [A] (see Front Master Cylinder Removal in the Brakes chapter) ...