Reassembling Cylinder Head And Valve Mechanism; Installing Valve Stem Seal; Installing Valve And Valve Spring; Installing Cylinder Head Gasket - Mitsubishi S3Q2 Service Manual

4. Reassembling cylinder head and valve mechanism

4.1 Installing valve stem seal

Do not apply oil or liquid gasket to the inner side of
stem seal that comes in contact with the valve guide.
(1) Apply engine oil to the lip of new valve stem seal.
(2) Push the shoulder of the valve stem seal and fit the
valve stem steal into the valve guide.
(3) Insert the valve stem seal into the valve guide using the
valve stem seal installer.

4.2 Installing valve and valve spring

(1) Install the valve spring and retainer on the valve guide.
Install the valve cotter using a valve spring pusher.
(2) Tap the top of valve stem lightly several times with a
soft hammer to make sure that the valve spring and
valve cotter are properly installed and seated firmly.

4.3 Installing cylinder head gasket

Do not use liquid gasket.
(1) Wipe off oil, grease and other stains from the cylinder
head bottom surface and the crankcase upper surface
with a shop towel.
(2) Install the cylinder head gasket that has been coated
with liquid gasket onto the crankcase with the dowel
pin and the hole in alignment.
REASSEMBLY OF BASIC ENGINE
Stem seal installer
P/N:32C91-10400
Installing valve stem seal
Installing valve and valve spring
Inspecting valve cotter
Dowel pin
Installing cylinder head gasket
Stem seal
Valve guide
Valve
Valve spring pusher
P/N:30691-04500
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