- valve duration
- The length of time, measured in degrees of engine crankshaft rotation, that a valve remains open.
Dictionary of automotive terms. 2015.
Dictionary of automotive terms. 2015.
valve duration — The length of time, measured in degrees of crankshaft rotation, an intake or exhaust valve in a reciprocating engine is open … Aviation dictionary
valve — A device used to either open or close an opening to allow or prevent the flow of a liquid or gas from one place to another. There are many different types. See ABS relay valve accumultor valve air valve carburetor air control valve air gulp valve … Dictionary of automotive terms
duration — The length of time that an action is allowed to operate or that something is supposed to last. Also see spark duration valve duration … Dictionary of automotive terms
Variable valve timing — Variable valve timing, or VVT, is a generic term for an automobile piston engine technology. VVT allows the lift or duration or timing (some or all) of the intake or exhaust valves (or both) to be changed while the engine is in operation. Two… … Wikipedia
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Mitral valve prolapse — Mitral valve prolapses Classification and external resources In mitral valve prolapse, the leaflets of the mitral valve prolapse back into the left atrium. ICD 10 … Wikipedia
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2-stroke power valve system — The 2 stroke power valve system is an improvement to a conventional two stroke engine that gives a high power output over a wider RPM range. Operation of a two stroke engine A stroke is the action of a piston travelling the full length of its… … Wikipedia