Kawasaki Ninja Service Manual: Valve Installation

Kawasaki Ninja Service Manual / Engine Top End / Valves / Valve Installation

NOTICE

Do not lap the valve to the valve seat, using the grinding compound. It will come off oxide film treated surface of the valve.

Replace the oil seal with a new one.
Apply a thin coat of molybdenum disulfide grease to the valve stem before valve installation.
Install the springs so that the closed coil end faces downwards.

Valve Stem [A] Oil Seal [B] Spring Seat [C] Closed Coil End [D] Valve Spring [E]: EX - Yellow Paint IN - White Paint (∼ ZX100JBF/KBF Early Models) Purple Paint (ZX100JBF/KBF Late Models ∼) Retainer [F] Split Keepers [G]

Valve Installation

Valve Removal

Remove the cylinder head (see Cylinder Head Removal). Remove the valve lifter and shim. Mark and record the valve lifter and shim locations so they can be installed in their original position ...

Valve Guide Removal

Remove: Valve (see Valve Removal) Oil Seal Spring Seat Heat the area around the valve guide to 120 150°C (248 302°F), and hammer lightly on the valve guide arbor [A] to remove ...

Other materials:

Valve Seat Inspection
Remove the valve (see Valve Removal). Check the valve seating surface [A] between the valve [B] and valve seat [C]. Measure the outside diameter [D] of the seating pattern on the valve seat. If the outside diameter is too large or too small, repair the seat (see Valve Seat Repair). Val ...

Steering Stem Bearing Lubrication
Remove the steering stem (see Stem, Stem Bearing Removal in the Steering chapter). Using a high flash-point solvent, wash the upper and lower ball bearings [A] in the cages. Wipe the upper and lower outer races which are press -fitted into the head pipe to clean off grease and dirt. V ...

Stem, Stem Bearing Removal
Remove: Upper Fairing Assembly (see Upper Fairing Assembly Removal in the Frame chapter) Front Fender (see Front Fender Removal in the Frame chapter) Front Wheel (see Front Wheel Removal in the Wheels/Tires chapter) Steering Stem Head with Handlebars (see Handlebar Removal) Fron ...