11 33 062 Removing and installing/replacing all HVCA (hydraulic valve clearance adjustment) elements (S65)

WARNING: This page is about a different car, the 2010 BMW M3, 2009 BMW M3, and 2008 BMW M3. However, it is still accessible from the selected car via links, so may be relevant.

IMPORTANT: Used HVCA elements may only be reused in the same position.
Set HVCA elements down in a clean and orderly manner.

Necessary preliminary tasks:

Remove inlet camshaft. See 11 31 032 Removing and installing or replacing left inlet camshafts (S65) and 11 31 034 Removing and installing/replacing right inlet camshaft (S65) .
Remove exhaust camshaft. See 11 31 036 Removing and installing/replacing left exhaust camshaft (S65) and 11 31 038 Removing and installing/replacing right exhaust camshaft (S65) .

Remove HVCA element (1) in upward direction.

Installation:

Turning lock (2) on cylinder head.

Fig 1: Identifying HVCA Element And Cylinder Head Lock

Courtesy of BMW OF NORTH AMERICA, INC.

Check surface (1) of HVCA element for damage.

Installation:

Turning lock (2) on HVCA element.

Fig 2: Identifying Surface Of HVCA Element And HVCA Element Lock

Courtesy of BMW OF NORTH AMERICA, INC.

Installation:

Check valve keys (1) for correct seating.

Check turning lock (2) on cylinder head for damage.

Fig 3: Identifying Valve Keys And Turning Lock

Courtesy of BMW OF NORTH AMERICA, INC.

Assemble engine.