bmw Workshop Repair Guides

BMW 8 Series E31 850CSi Workshop Service Manuals

21 Crankshaft With Bearing > < 1 TD Cylinder Head With Valve Seat Cover, S70, B 56
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11 12 Cylinder head with cover S70  B 56

Cylinder head height standard

mm

140 

Machining limit

mm

Cylinder head may not be machined.

Valve guides are not available as replacement parts.

Valve guide inner dia. (installed)

Standard

mm

7.0 H7

Size 1

mm

7.1 H7

Size 2

mm

7.2 H7

Max. tilt clearance

(wear between valve and valve guide)

mm

0.5

Camshaft bearing

Pilot bearing - width

mm

25.85 

-0.08

TD  Cylinder head with cover, S70, B 56

BMW AG - TIS

07.02.2013  12:28

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

Copyright

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21 Crankshaft With Bearing > < 1 TD Cylinder Head With Valve Seat Cover, S70, B 56