5-22 ENGINE TOP END
Valve Clearance Inspection
Refer to the Valve Clearance Inspection in the Periodic
Valve Clearance Adjustment
Refer to the Valve Clearance Adjustment in the Periodic
Cylinder Head (see Cylinder Head Removal)
Valve Lifter and Shim
Mark and record the valve lifter and shim locations so they
can be installed in their original positions.
Using the valve spring compressor assembly, remove the
Special Tools - Valve Spring Compressor Assembly [A]:
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 down-
Valve Stem [A]
Oil Seal [B]
Spring Seat [C]
Closed Coil End [D]
Valve Spring (White) [E]
Split Keepers [G]
Valve Guide Removal
Valve (see Valve Removal)
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 the guide from the top of the head.
Do not heat the cylinder head with a torch. This will
warp the cylinder head. Soak the cylinder head in
oil and heat the oil.
Special Tool - Valve Guide Arbor, 4: 57001-1273
Valve Spring Compressor Adapter, 21 [B]:
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