11 34 552 Removing and installing / replacing all valves (M62)

(cylinder head removed)

Preliminary work is described in section on dismantling and assembling the cylinder head, refer to 11 12 503 DISMANTLING AND REASSEMBLING CYLINDER HEAD (M62) 

Replacing valve stem seals, refer to 11 34 560 REPLACING ALL VALVE STEM SEALS (M62, S62) 

Remove valves from cylinder head.

If necessary, check valve guide for wear, refer to 11 12 595 CHECKING A VALVE GUIDE FOR WEAR (M62, S62) 

If necessary, ream the valve guide, refer to 11 12 600 REAMING A VALVE GUIDE (M62, S62) 

If necessary, rework valve seat, refer to 11 12 527 REMACHINING A VALVE SEAT (M62, S62) 

Installation sequence:

1. Valve
2. Valve-stem seal
3. Lower plate spring
4. Valve spring
5. Upper plate spring
6. Valve tapers
   Fig 1: Identifying Valve Installing Sequence

   Courtesy of BMW OF NORTH AMERICA, INC.