bmw Workshop Repair Guides

BMW Workshop Service and Repair Manuals

2 RA Replacing All Valve Stem Seals (M52 _ S52 _ M52TU _ M54 _ M56) > < 5 RA Adjusting Camshaft Timing (M52_S52)|Page 436
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11 34 552

Removing and installing or replacing all
valves (M52 / S52 / M52TU / M54 / M56)

(cylinder head removed)

Preliminary tasks are described in Disassembling and assembling
cylinder head.

Replace valve stem seals.

Remove valves from cylinder head.

If necessary, check valve guide for wear.

If necessary, ream valve guide.

If necessary, remachine valve seat.

Arrangement:

1)

Valve

2)

Valve-stem seal

3)

Lower plate spring

4)

Valve spring

5)

Top plate spring

6)

Valve tapers

RA  Removing and installing or replacing all valves (M52 / S52 / M52TU / M54 / M56)

BMW AG - TIS

09.02.2013  19:12

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

Copyright

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2 RA Replacing All Valve Stem Seals (M52 _ S52 _ M52TU _ M54 _ M56) > < 5 RA Adjusting Camshaft Timing (M52_S52)|Page 436