The cylinder head gasket supplies the engine block and the cylinder heads with a seal. The seal stops the combustion gases from escaping into the atmosphere and makes sure that oil won't travel into the cylinders.
Cylinder head gasket conceptThe purpose of the seal is to prevent any coolant or oil from leaking into the cylinder. Since leaks in the head gasket can be the source of poor engine running and the loss of pressure. Three fluids go through the engine block, cylinder head, combustion gases, coolant, and lubricating oil. The procedure must be done correctly to prevent any problems with the engine block or the cylinder head.
Common issues with a faulty cylinder head gasketA faulty cylinder head gasket can cause leaking, engine overheating, and engine knocking.