Coyote Engine Rebuilder

Cylinder Head Valve Job

Duramax Cylinder Heads

What is a Cylinder Head? | Cylinder Head Definition and Function

The cylinder head is one of the least noticed parts of a vehicle but among the most vital. In this cylinder head definition and function article, we will define a cylinder head, look at what it does, and its location in automobiles.

Cylinder heads can be cast or machined depending on the manufacturer. The most common method, however, is casting (long foam casting) due to its flexibility, low wastage of materials, etc.

Leaking or rusted freeze plugs are likely of a result or acidic contamination in an improperly maintain cooling system. If a cooling system flush or fill is not performed at recommended intervals, the antifreeze’s PH becomes out of balance and turns acidic. The acid balance begins to eat away at the freeze plugs, eventually compromising their integrity and they fail.

The Process...

The following components are replaced as part of the manufacturing process:

front of engine control unit