Glossary of Auto Terms

DriverSide's Car Dictionary has the most comprehensive definitions of automotive terms. This auto glossary can help you decipher what your mechanic is fixing and what the purpose or function of the particular auto part or accessory is for. We have taken the mystery out of automotive service jargon, so that you don't have to.


Cylinder Head

The top "half" of the engine, and the part of the engine responsible for the "breathing," the cylinder head sits on top of the engine block, and contains the engine valves, and often the camshafts as well.

See Also:
Rack & Pinion
Overhead Cam
Out-of- road
Piston Slap

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