Cylinder Head

In an internal combustion engine, the cylinder head sits above the cylinders on top of the cylinder block. It closes in the top of the cylinder, forming the combustion chamber. This joint is sealed by a head gasket.A cylinder head is usually located on the top of the engine block. It serves as a housing for components such as the intake and exhaust valves, springs and lifters and the combustion chamber. This page covers the main function and various designs of cylinder heads, and their causes and symptoms of failure

Description

  • It closes in the top of the cylinder, forming the combustion chamber. This joint is sealed by a headgasket. In most engines, the head also provides space for the passages that feed air and fuel to the cylinder, and that allow the exhaust to escape
  • The head gasket, usually made from a thin piece of steel, seals the joint between the engine block and the cylinder head
  • Exhaust. Your car runs on the ignition of a mixture of fuel and air.