11 34 560 Replacing all valve stem seals

WARNING: This page does not describe the selected car, but rather 6 other vehicles, including the 2010 BMW 535xi, 2010 BMW 535i, 2009 BMW 535xi, 2009 BMW 535i, and 2008 BMW 535xi. However, it is still accessible from the selected car via links, so may be relevant.

Special tools required:

Necessary preliminary tasks:

Remove CYLINDER HEAD .
Remove INLET CAMSHAFT .
Remove EXHAUST CAMSHAFT .
Remove ROLLER CAM FOLLOWER .
Remove VALVE SPRINGS .

Firmly press special tool 11 1 480 onto old valve stem seals.

Detach valve stem seal from valve stem by turning and simultaneously pulling special tool 11 1 480.

Installation note:

Insert all VALVES .

Fig 1: Detaching Valve Stem Seal From Valve Stem By Pulling Special Tool (11 1 480)

Courtesy of BMW OF NORTH AMERICA, INC.

NOTE: For use on the N54 engine, special tool 11 6 380 must be remachined according to the sketch with a 10mm dia. drill bit to a depth of B = approx. 23 mm.
This modification has already been taken into account for reordering.

Fig 2: Identifying Special Tool (11 6 380)

Courtesy of BMW OF NORTH AMERICA, INC.

IMPORTANT: Different diameters at valve stem.
All valve stem seals are color-coded.

Valve dia. 5 mm: valve stem seal is red or brown.

Valve dia. 6 mm: valve stem seal is green or light green.

Fig 3: Identifying Valve Stem Diameters With Color-Coded

Courtesy of BMW OF NORTH AMERICA, INC.

Installation note:

Fit the mounting sleeves (plastic sleeves) supplied in the spare part on the valve stem end

Lubricate mounting sleeve.

Press on valve stem seal by hand with special tool 11 6 380 as far as it will go.

Fig 4: Pressing Valve Stem Seal With Special Tool (11 6 380)

Courtesy of BMW OF NORTH AMERICA, INC.

NOTE: Illustrations show N46.

Assemble engine.