11 34 552 Removing and Installing or Replacing All Valves (N54)

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Special tools required:

11 4 480

Necessary preliminary tasks:

Remove cylinder head.
Remove inlet camshaft.
Remove exhaust camshaft.
Remove roller cam follower.
Remove valve springs.
Remove valve stem seals.

Arrangement:

Valve
Valve stem seal with spring plate, bottom
Valve spring
Top plate spring
Valve tapers

If the valves are to be reused, set then down in special tool 11 4 480 in a tidy and orderly fashion. See 11 4 480 PLACEMENT BOARDS (2X)

Fig 1: Identifying Valve Arrangement Position

Courtesy of BMW OF NORTH AMERICA, INC.

Assemble engine.

Check function of DME.