Friday, 10 May 2024, 4:46 PM
Site: IMI eLearning
Course: IMI eLearning (IMI eLearning)
Glossary: Automotive Glossary
V
ValencyTerm describes a material that has a free electron. |
ValetingThis is the performance of an extremely thorough cleaning, polishing and waxing of an automobile, both inside and out, to produce a showroom-quality result. |
ValueThe degree of darkness or lightness of a colour. |
ValveA control device that restricts or cuts off the flow of a liquid or gas. |
Valve BallA ball used to create a seal inside a valve. |
Valve BlockCollection of valves in one unit that operate a common system (automatic transmission for example). |
Valve BounceBounce of a valve in its seat when closing. Usually occurs as a result of the engine speed being too high or the valve spring losing tension through age or deterioration. |
Valve Gear (Train)The mechanism from a cam to a valve in an engine that transmits the movement of the cam to open the valve. |
Valve GuideThe tube or sleeve in the cylinder head that locates a valve centrally in its seat. The valve slides in the guide during opening and closing. |
Valve HeadThe top or disc end of a valve that seals the gases in the cylinder head. |