A3 L4-2.0L Turbo (BPY) (2006)
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Lightly move knurled bolt back and forth, this causes the valve keepers to be pressed apart and captured in the installation cartridge.
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Release pressure fork (VAS 5161/2).
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Take out installation cartridge (VAS 5161/8).
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Remove valve stem seals using Valve Seal Removal Tool (3364).
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In the event the valve stem seal driver (3364 ) cannot be used due to constrained spatial arrangements, drive out spring dowel sleeve - arrow -
using a drift and remove impact device.
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Place lower part of the valve seal removal tool ( 3364) onto the valve stem seal.
