Z Series E85 Z4 3.0i (M54) ROADST
11 34 Valves with Springs M54
The following valve versions are available for repairs in
addition to the standard valves:
Stem dia. inlet stage 1
mm
6.1
-0.025
-0.040
Stem dia. exhaust stage 1
mm
6.1
-0.040
-0.055
Overmeasure at valve plate
mm
0.2
Identification on stem
R1
Stem dia. inlet stage 2
mm
6.2
-0.025
-0.040
Stem dia. exhaust stage 2
mm
6.2
-0.040
-0.055
Overmeasure at valve plate
mm
0.4
Identification on stem
R2
TD Valves with Springs, M54
BMW AG - TIS
16.02.2013 08:42
Issue status (12/2007) Valid only until next DVD is issued
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