11 12 503 Disassembling and assembling cylinder head - cylinder head removed (S54): Installation:

WARNING: This page is about a different car, the 2002 BMW M Roadster, 2002 BMW M Coupe, 2001 BMW M Roadster, and 2001 BMW M Coupe. However, it is still accessible from the selected car via links, so may be relevant.

Clean sealing surface.

Replace O-rings.

Release bearing pin (1) for tensioning rail (2).

Fig 1: Releasing Bearing Pin For Tensioning Rail

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Remove tensioning rail (2).

Replace sealing ring.

Tightening torque of bearing pin (1)13 N.m.

Remove exhaust and inlet rocker arm shafts. Refer to 11 33 545 Removing and installing/replacing rocker arm shaft (S54) .

Remove all valve springs. Refer to 11 34 715 Replacing all valve seals - cylinder head removed (S54) .

Replace all stem seals. Refer to 11 34 560 Replacing all valve stem seals - cylinder head removed (S50 / S54) .

Remove all valves. Refer to 11 34 552 Removing and installing or replacing all valves - cylinder head removed (S54) .