bmw Workshop Repair Guides

BMW Workshop Service and Repair Manuals

21 Crankshaft With Bearing > < 5 TD Cylinder Head With Valve Seat Cover, M52, B 25
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11 12 Cylinder head with valve seat cover M52  B 28

Valve seat angle

°

45

Correction angle outside

°

15

Correction angle inside

°

60

Valve seat width (dimension "B")

Intake

mm

1.65 

±

 0.25

Exhaust

mm

1.65 

±

 0.25

Valve seat diameter

Intake outside diameter

mm

32.4

Exhaust outside diameter

mm

29.4

TD  Cylinder head with valve seat cover, M52, B 28

BMW AG - TIS

08.02.2013  18:30

Issue status (12/2007) Valid only until next DVD is issued

Copyright

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21 Crankshaft With Bearing > < 5 TD Cylinder Head With Valve Seat Cover, M52, B 25