A8 Quattro Sedan V8-4.2L (BVJ) (2008)
CAUTION!
Risk of damage when installing valve stem seals.
‹› Place plastic sleeve - A - that is attached to valve stem seals - B - on valve stem.
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Lightly coat sealing lips of valve stem seal with oil.
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Push valve stem seal onto plastic sleeve.
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Carefully press valve stem oil seal onto valve guide using Valve Stem Seal Driver (3365).
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Remove plastic sleeve again.
If the valve keepers were removed from the installation cartridge, they must then be inserted into the Insertion Device (VAS 5161/18).
‹› The large diameter of the valve keepers point upward.
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Install valve spring and valve spring plate.
‹› The tight spring coils - arrow - face toward cylinder head.