Valve Stem Seals, Removing And Installing, Cylinder Head Installed: Installing

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• In order not to damage the valve stem seal -4- during installation, mount the plastic sleeve Mounting Sleeve on the valve stem -2-.

-- Lightly oil the valve stem seal sealing lip.

• Depending on the version/manufacturer of the valve stem seal, use the :3365  or :T40376/1 

-- Insert the valve stem seal in the :3365  -5- and carefully press on over the Mounting Sleeve on the valve guide -1- all the way.

-- Remove the Mounting Sleeve.

If the valve retainers were removed from the assembly cartridge, they must be inserted into the :VAS5161/18  first.

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• The large diameter of the valve retainers point upward.

-- Press the assembly cartridge from above onto valve retainer inserting tool and valve retainers.

-- Insert the valve spring and the valve spring retainer. Refer to INSTALLATION POSITION OF VALVE SPRING .

-- Attach the :VAS5161/19C  onto the cylinder head again.

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-- Insert the assembly cartridge into the guide plate.

-- Press the pressure fork down and pull the knurled bolt up while turning left and right. This inserts the valve retainers.

-- Release the pressure fork with the knurled bolt still raised.

-- Repeat the procedure on each valve.