11 34 552 Removing and installing or replacing all valves (M52/S52/M52TU/M54/M56)

WARNING: This page is about a different car, the 2003 BMW 530i, 2002 BMW 530i, and 2001 BMW 530i. However, it is still accessible from the selected car via links, so may be relevant.

Cylinder head removed, refer to 11 12 100 REMOVING AND INSTALLING/REPLACING CYLINDER HEAD (M52TU/M54/M56) .

Preliminary tasks are described in 11 12 503 DISASSEMBLING AND ASSEMBLING CYLINDER HEAD (M52/S52/M52TU/M54/M56) .

Replace valve stem seals, refer to 11 34 560 REPLACING ALL VALVE STEM SEALS (M52/S52/M52TU/M54/M56) .

Remove valves from cylinder head.

If necessary, check valve guide for wear.

If necessary, ream valve guide.

If necessary, remachine valve seat.

Fig 1: Exploded View Of Valve Components

Courtesy of BMW OF NORTH AMERICA, INC.

Arrangement:

Valve
Valve-Stem Seal
Lower Plate Spring
Valve Spring
Top Plate Spring
Valve Tapers