Replacing the cylinder head gasket

NOTE: RISK OF DAMAGE
Damage to the surface.
The use of metal-cutting tools (e.g., emery cloths) for cleaning surfaces can damage them and lead to leaks and/or engine damage.

Do not use any metal-cutting tools.

NOTE: Description is for left component only. Procedure on the right side is identical.

Remove the cylinder head gasket (1).

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Insert the special tool 2 364 711 into the bores.

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Remove coarse residues on sealing surfaces with special tool 0 495 103 (11 4 471) from cylinder head and crankcase.

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Remove fine residues on sealing surfaces with special tool 0 495 104 (11 4 472) from cylinder head and crankcase.

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Remove special tool 2 364 711 from the bores.

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Check the flatness of the cylinder head sealing surface with a conventional straightedge (1).
Maximum deviation: 0.10 mm

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Check the flatness of the cylinder head sealing surface with a conventional straightedge (1).
Maximum deviation: 0.05 mm

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NOTE:
RISK OF DAMAGE
Damage to threads.
Fluids in the threaded hole can damage the thread if screws in it are tightened.
- Dry threaded holes (e.g. using compressed air).
Clean all threaded holes (1).

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NOTE: Schematic diagram is for example purposes. Some parts may differ in certain details.

NOTE: TECHNICAL INFORMATION
If no work has been done on the engine block that changes the piston protrusion, use a new cylinder head gasket with the same gasket thickness.
If work has been done on the crankshaft drive or piston, the gasket thickness must be determined again.

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NOTE: TECHNICAL INFORMATION
Cylinder head gasket interchange leads to engine damage. Check identification on cylinder head gasket.
Check number of holes of the old cylinder head gasket:
Check all fitting sleeves for tightness and for damage (1), replace if necessary.
Replace cylinder head gasket (2).
Parts: Cylinder head gasket
Place cylinder head gasket (2) on the engine block.

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