ENGINE TOP END 3-25
Replace the oil seal [C] with a new one.
Apply a thin coat of molybdenum disulfide grease to the
valve stem [A] before installing the valve.
. Check to make sure that the valve moves up and down
Check to make sure that the valve and the valve seat are
making proper contact.
Install the inner valve spring [E] and the outer valve spring
 so that their closed coil end faces the spring seat .
Compress the valve springs to install the split keepers [G]
in order to secure the spring retainer [F] in place.
Valve Spring Compressor Set: 57001-241
Valve Spring Compressor Adapter: 57001
The shim [H] must be installed with its thickness indication
facing the retainer.
OApply grease to the shim or to the retainer to prevent
the shim from fallingoff while the camshaft is being in-
Apply molybdenumdisulfideoil to the valve lifter [I] sur-
face; then install the lifter.
Valve Guide Removal
Remove the valve.
Remove the oil seal.
Remove the spring seat.
Heat the area around the valve guide to 120
1500 C (248
3020 F) and hammer lightly on the valve guide arbor to
remove the valve guide towards the top of the cylinder
Special Tool- Valve Guide Arbor, </17:57001-163 [A]
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.
Valve Guide Installation
Install the valve guides, making sure to install the intake
valve guide the exhaust valve guide in their respective
Intake Valve Guide: Short [A]
Exhaust Valve Guide: Long