S5 Quattro Coupe V8-4.2L (CAUA) (2009)
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 oil valve stem seal.
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Slide valve shaft seal onto plastic sleeve.
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Carefully press valve stem seal onto valve guide with Valve Stem Seal Drive (3365).
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Remove plastic sleeve again.
When the valve keepers were removed from the installation cartridge, they must be inserted in the next Valve Cotter Inserting Tool (VAS 5161/18).
‹› Valve keepers large diameter facing up.
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Press installation cartridge from above onto valve keeper inserting tool and capture keepers.
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Insert valve spring and valve spring plate.