: The internal tunnels through which air and exhaust travel.
Because the cylinder head deals with high heat and pressure, it is susceptible to several problems: Cylinder Head Failure Analysis: Warped or Pitted Heads cylinder head
: The "bouncers" of the engine that control gas flow. : The internal tunnels through which air and exhaust travel
: It forms the "roof" of the cylinders, containing the extreme pressure generated during ignition. cylinder head
: While not inside the head, this critical seal sits between the head and the block to keep oil, coolant, and compression separate. Common Issues to Watch For
: It provides a mounting point for fuel injectors (in diesel or direct-injection engines) and spark plugs (in petrol engines).