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30/ENGINE - WORK ON INDIVIDUAL PARTS
Checking the camshaft bearing bridges
19.26
Removing the valves
19.27
–
Position camshaft bearing bridge
Guideline
Screw, camshaft bearing
bridge
Info
Do not forget the O-ring and needle rollers.
Do not turn the camshaft.
301223-10
–
Remove camshaft bearing bridge
gauge with the specifications on the packaging.
Guideline
Camshaft bearing - radial clearance
Radial clearance
Wear limit
Info
301224-10
The width of the Plastigauge clearance gauge is a measure of the bearing
play.
–
Remove camshaft bearing bridge
–
Take off the camshafts and clean the parts.
–
Check the camshaft bearing bridges for damage.
»
If there is damage or wear:
–
Change the cylinder head with the camshaft bearing bridge.
301225-10
–
Fold up the cam levers.
–
Take shims
ment corresponding to their installation positions.
301228-10
–
Remove the screw plugs of the cam lever shaft with the O-ring.
–
Turn screw
–
Hold cam levers
Info
If the cam levers will continue to be used, note down their installation posi-
tion.
301229-10
and
M7x1
again. Compare the Plastigauge clearance
.
out of the valve spring retainers and set them aside in the arrange-
into the cam lever shaft.
and remove the cam lever shafts.
. Mount and tighten the screws.
14 Nm
lubricated with
(10.3 lbf ft)
engine oil
0.029... 0.053 mm (0.00114...
0.00209 in)
0.055 mm (0.00217 in)
131
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