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.



The crankshaft is like the "backbone" of the engine--it is acted upon by all of the individual pistons via piston rods.

See Also:
Head Gasket
Rocker Arms
Exhaust Valve
Combustion Chamber
Clutch Disc
Pressure Plate
Timing Light

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