30/ENGINE - WORK ON INDIVIDUAL PARTS
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400373-10
–
Check sealing seat
of the valves.
Valve - sealing seat width
Intake
1.50 mm (0.0591 in)
Valve - sealing seat width
Exhaust
1.50 mm (0.0591 in)
» If the measured value does not meet specifications:
–
Machine the valve seat.
–
Blow out all oil holes with compressed air and check that they are clear.
19.33
Installing the valves
301679-11
–
Position valve spring seat
. Mount valve stem seal
.
–
Mount the valves corresponding to their installation position.
–
Mount the valve springs with the tighter coil at the bottom.
–
Mount the valve spring retainers.
301230-10
–
Pre-tension the valve springs using the special tool.
Valve spring compressor (59029019000) (
Insert for valve spring lever (77329060000) (
301233-10
–
Mount valve keys
.
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.
301229-11
–
Position cam levers
in the positions they had before they were removed.
Info
Note the wider cam lever
for autodecompressors.
–
Mount the cam lever shafts.
–
Remove screw
.
–
Mount and tighten the screw plugs.
Guideline
Screw plug, cam lever shafts
M10x1
10 Nm (7.4 lbf ft)
301228-11
–
Place the shims
in the valve spring retainers in the positions they had before
they were removed.
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