Valve lifter attachment 0991684511 Tweezers

Lifter Valve Xjr

• Remove the valve spring retainer © and the inner and outer valve springs ©.

0991684511

• Remove the valve spring seat.

• Remove the valve from the combustion chamber side.

Xtz 660 Cylinder Head

CYLINDER HEAD DISTORTION

Decarbonize the combustion chambers. Check the gasket surface of the cylinder head for distortion. Use a straightedge and thickness gauge. Take clearance readings at several places. If readings exceed the service limit, replace the cylinder head.

Ito5l1 09900-20803: Thickness gauge

EHSI Cylinder head distortion

VALVE STEM RUNOUT

Support the valve using V-blocks, as shown, and check its runout using the dial gauge.

If the runout exceeds the service limit, replace the valve.

troSh 09900-20606: Dial gauge (1/100 mm) 09900-20701: Magnetic stand 09900-21304: V-block set (100 mm)

EB23 Valve stem runout

VALVE HEAD RADIAL RUNOUT

Place the dial gauge at a right angle to the valve head face and measure the valve head radial runout.

If it measures more than the service limit, replace the valve.

iro5h 09900-20606: Dial gauge (1/100 mm) 09900-20701: Magnetic stand 09900-21304: V-block set (100 mm)

LU4M Valve head radial runout

Magnetic Block Size

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