Valve Clearance Inspection
Refer to Valve Clearance Inspection in the Periodic Main-
Valve Clearance Adjustment
Refer to Valve Clearance Adjustment in the Periodic
Cylinder Head (see Cylinder Head Removal)
Camshaft (see Camshaft Removal)
Using the valve spring compressor assembly to press
down the valve spring retainer, remove the split keeper.
Special Tools - Valve Spring Compressor Assembly: 57001
Valve Spring Compressor Adapter,
Remove the tool and then remove the spring retainer,
spring, and spring seat.
Push out the valve.
Pull off the valve stem oil seal.
Replace the valve stem oil seal [A].
Push a new valve stem oil seal into place.
If a new valve is to be used, check the valve to guide
If there is too much clearance, install a new valve guide.
Check the spring seat [B].
Apply a thin coat of molybdenum disulfide grease to the
valve stem [C].
Install spring [D] so that the closed coil end [E] faces
downwards, white paint faces upward.
Install the spring retainer [F] press it down with the valve
spring compressor assembly, and put on the split keepers
After making sure that the split keepers and valve stem
are all properly fitted, remove the tool.
Camshaft (see Camshaft Installation)
Rocker Arm & Rocker Arm Shaft (see Rocker Arm In-
Cylinder Head (see Cylinder Head Installation)
Check the valve clearance, and adjust if necessary.
ENGINE TOP END 4-23