17 ENGINE
302808-10
17.4.27 Installing the valves
311633-11
200
-
Check sealing seat
f)
of the valves.
Valve - sealing seat width
Intake
1 .40 mm (0.0551 in)
Valve - sealing seat width
Exhaust
1 .40 mm (0.0551 in)
If the measured value does not meet specifications:
Rework the valve seat.
Blow compressed air through all oil holes and check that they
are clear.
Position valve spring seat
0-
Mount valve stem seal
8.
Mount the valve corresponding to its installation position.
Mount the valve spring with the tighter coil facing downward
according to the built-in position.
Info
Intake valves are marked with a green color coding.
Exhaust valves are marked with a brown color coding.
Mount the valve spring retainers.
- Tension the valve spring with a special tool.
Valve spring mounter (59029019000) (
llt!l
p. 288)
Insert for valve spring lever (79029060000) (
llt!l
p. 293)
Mount valve keys (D.
Info
When mounting the valve keys, check that they are
seated correctly; preferably, fix the valve keys to the
valve with a little grease.