30/ENGINE - WORK ON THE INDIVIDUAL PARTS
145
302808-10
–
Check sealing seat
A
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.
20.26
Installing the valves
302712-11
–
Position valve spring seat
1
. Mount valve stem seal
2
.
–
Mount the valve corresponding to its installation position.
–
Mount the valve spring with the tighter coil facing downward.
–
Mount the valve spring retainers.
302711-10
–
Pre-tension the valve spring using the special tool.
Valve spring compressor (59029019000) (
Insert for valve spring lever (77229060100) (
302719-10
–
Mount valve keys
3
.
Info
When mounting the valve keys, ensure that they are seated properly; it is
recommended to adhere the valve keys to the valves with a small amount of
grease.
302715-10
–
Position cam levers
4
in the positions they had before they were removed.
–
Mount the cam lever shafts.
–
Remove screw
5
.
–
Mount and tighten screw plugs
6
.
Guideline
Screw plug, cam lever axis
M10x1
10 Nm (7.4 lbf ft)
–
Place the shims in the valve spring retainers corresponding to their installation
position.