Z Series E85 Z4 3.0i (M54) ROADST
11 11 Engine Block, Cylinder Crankcase M54 B 30
Bore hole
∅
a)
mm
84.000
+0.010
1. Interference a) (only permitted for aluminum engine
block with cast iron liners)
mm
84.250
+0.010
Permitted out-of-round of cylinder bore a)
mm
0.005
Permitted conicity of cylinder bore a)
mm
0.010
Permissible total wear tolerance between piston and
cylinder (engine operated)
mm
0.15
a) new condition or rework
TD Engine Block, Cylinder Crankcase, M54, B 30
BMW AG - TIS
16.02.2013 08:10
Issue status (12/2007) Valid only until next DVD is issued
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