Automotive Glossary
Automotive Glossary
Browse the glossary using this index
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Running ClearanceA small gap between moving components that allows movement and lubrication. | |
Running OnThe term applied to an engine that continues to run after the ignition has been switched off. Also run on and dieseling. | |
RunoutA measure of the out-of-true state on the face or faces of rotating components such as brake rotors and the clutch face on engine flywheels. | |
RustThe corrosion product that forms on a steel surface when it is exposed to oxygen and water. Also known as oxidation. | |
RWDRear Wheel Drive. | |
Rzeppa JointA type of constant velocity joint used on vehicle transmission drive shafts. It has 6 steel balls in a cage between inner and outer elliptical housings. | |