Remove Valve Stem Seals

-- Remove the camshafts. Refer to CAMSHAFT, REMOVING AND INSTALLING .

-- Mark the allocation of the roller rocker lever and the hydraulic adjusting elements so they can be installed again.

-- If necessary, remove the roller rocker levers with the hydraulic adjusting elements and place them on a clean surface.

-- Insert the :VAS6419  in the :VAS6095  .

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-- Tension the cylinder head on the cylinder head tensioning device, as illustrated.

-- Connect the cylinder head tensioning device to the compressed air.

-- Slide the air cushion with the lever -arrow- under the combustion chamber onto the valve stem seal that will be removed.

-- Let enough compressed air flow into the air cushion until it contacts the valve plate.

-- Install the :VAS5161/19C  with the :VAS5161/12  as shown on the cylinder head.

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-- Insert the :VAS5161/3  in the guide plate and loosen the stuck valve retainers with a plastic mallet.

For Intake Side 

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-- Install the : VAS5161/6  with :VAS5161/5  in the center thread of the : VAS5161/19B  .

-- Place the :VAS5161/8  in the :VAS5161/19B  .

-- Engage the :VAS5161/2  on the :VAS5161/6  .

For Exhaust Side 

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-- Install the :VAS5161/6  with :VAS5161/5  in the outer thread of the :VAS5161/19B  .

-- Press down the :VAS5161/8A  and at the same time turn the knurled thumb screw on the :VAS5161/8A  to the right until the points engage in the valve retainers.

-- Move the knurled thumb screw back and forth slightly. This presses the valve retainers apart and captures them in the installation cartridge.

-- Release the :VAS5161/2  .

-- Remove the :VAS5161/8A  .

-- Remove the valve stem seals using :3364  .

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