Kawasaki Ninja Service Manual: Valve Seat Repair

Kawasaki Ninja Service Manual / Engine Top End / Valves / Valve Seat Repair

Repair the valve seat with the valve seat cutters [A].

Special Tools - Valve Seat Cutter Holder Bar [B]: 57001 -1128

Valve Seat Cutter Holder, 4.5 [C]: 57001 -1330

Valve Seat Repair

[For Exhaust Valve Seat] Valve Seat Cutter, 45° - 27.5:
57001-1114 Valve Seat Cutter, 32° - 28:
57001-1119 Valve Seat Cutter, 60° - 25:
57001-1328 [For Intake Valve Seat] Valve Seat Cutter, 45° - 32:
57001-1115 Valve Seat Cutter, 32° - 33:
57001-1199 Valve Seat Cutter, 60° - 33:
57001-1334

If the manufacturer’s instructions are not available, use the following procedure.

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 ...

Seat Cutter Operation Care

1. This valve seat cutter is developed to grind the valve for repair. Therefore the cutter must not be used for other purposes than seat repair. 2. Do not drop or shock the valve seat cutter, or ...

Other materials:

Intake Air Pressure Sensor #1 Output Voltage Inspection
Measure the output voltage at the intake air pressure sensor #1 in the same way as input voltage inspection, note the following. Disconnect the intake air pressure sensor #1 connector and connect the measuring adapter [A] between these connectors. [B] Main Harness [C] Intake Air Pressu ...

Payload and Tire Pressure
Failure to maintain proper inflation pressures or observe payload limits for your tires may adversely affect handling and performance of yourmotorcycle and can result in loss of control. The maximum recommended load in addition to vehicle weight is 180 kg (397 lb), including rider, passenger, ...

Camshaft Runout Inspection
Remove the camshafts (see Camshaft Removal). Set the camshaft in a camshaft alignment jig or on V blocks. Measure the runout with a dial gauge at the specified place as shown in the figure. If the runout exceeds the service limit, replace the camshaft. Camshaft Runout Standard: TIR ...