Z Series E85 Z4 3.0i (M54) ROADST
11 12 595
Checking a valve guide for wear (M52 / S52 /
M52TU / M54 / M56)
(valve removed)
To measure tilt clearance, install a new valve so that end of valve
stem is flush with valve guide.
Attach dial gauge and measure tilt clearance.
Note:
Max. permissible tilt clearance.
Note:
If tilt clearance is excessive, valve guide is reamed out and a
repair valve with a larger shaft diameter is installed.
If necessary, ream valve guide.
RA Checking a valve guide for wear (M52 / S52 / M52TU / M54 / M56)
BMW AG - TIS
15.02.2013 10:11
Issue status (12/2007) Valid only until next DVD is issued
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