1 Series E81 130i (N52K) 3-door
11 12 Cylinder Head with Cover N52K B25
Cylinder head height: Original dimension
mm
112.000
±
0.050
Machining limit
mm
111.700
±
0.050
Valve guides are not available as replacement parts.
Inside diameter of installed valve guide
Original inlet valve
mm
5.000
+0.012
Original exhaust valve
mm
6.000
+0.012
Tilt clearance, maximum
(wear between valve and valve guide)
mm
0.500
TD Cylinder Head with Cover N52K / B25
BMW AG - TIS
22.01.2013 10:50
Issue status (12/2007) Valid only until next DVD is issued
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