Guide Plate, Reworking:

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-- Check if the opening -arrow- is present.

-- If necessary, rework the :VAS5161/19C -arrow- until the guide plate touches the cylinder head and the guide pin -1- is free.

Continuation:

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-- Tighten the :VAS5161/19C on the cylinder head as shown using the :VAS5161A/12 .

-- Set the piston for the respective cylinder to "bottom dead center (BDC)".

-- Install the :T40012 in the spark plug threads.

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-- Connect compressed air with at least 6.0 bar (87.02 psi) pressure.

-- Loosen stuck valve retainers using a :VAS5161A/3A and a plastic hammer.

Intake Side:

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-- Install the :VAS5161/6 with the :VAS5161/5 in the center threads of the :VAS5161A/19C .

Exhaust Side:

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-- Install the :VAS5161/6 with the :VAS5161/5 in the outer threads of the :VAS5161A/19C .

Continuation:

-- Insert the :VAS5161/8A into the :VAS5161/19C .

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

-- 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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In order not to damage the valve stem seal -4- during installation, mount the mounting sleeve -3- on the valve stem -2-.

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-- Lightly oil the valve stem seal sealing lip.

-- Insert the valve stem seal in the :3365 and carefully press on over the mounting sleeve on the valve guide -1- all the way.

-- Remove the Mounting Sleeve.

-- Insert the valve spring and valve spring retainer.

-- Connect the :VAS5161A as illustrated.

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Continuation:

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If the valve retainers were removed from the assembly cartridge, they must then be inserted into the :VAS5161/18 .
Press the :VAS5161/8A onto the insertion tool from above.

-- Press the :VAS5161/8A down with the :VAS5161/2 and rotate the cartridge knurled thumb screw back and forth while pulling up.

-- Release the :VAS5161/2 with the knurled thumb screw pulled.

-- Remove the :VAS5161A .

-- Repeat the procedure on each valve.