11 34 560 Replacing all valve stem seals (M52 / S52 / M52TU / M54 / M56)

Special tools required:

(cylinder head removed)

Preliminary tasks are described in Disassembling and assembling cylinder head.

Remove all valve springs.

Remove valve stem seal with special tool 11 1 480.

Fig 1: Removing All Valve Springs

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Lubricate valve stem with oil and insert valve. Fit special tool 11 1 960.

Coat new valve stem seal (1) with oil and install.

Fig 2: Coating New Valve Stem Seal

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Press valve stem seal firmly home by hand with special tool 11 1 200.

Fig 3: Pressing Valve Stem Seal Firmly Home By Hand

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