exhaust valve opens

(EVO) A mark on a valve-timing diagram

Dictionary of automotive terms. 2015.

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  • valve opens — See exhaust valve opens intake valve opens …   Dictionary of automotive terms

  • exhaust valve — noun a valve through which burned gases from a cylinder escape into the exhaust manifold • Hypernyms: ↑valve • Part Holonyms: ↑exhaust, ↑exhaust system * * * exhaust pipe or exhaust valve noun The pipe or valve through which exhaust gases pass… …   Useful english 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

  • opens — See exhaust valve opens inlet valve opens intake valve opens …   Dictionary of automotive terms

  • valve lead — The number of degrees of the crankshaft before the top or bottom center, at which the intake or exhaust valves open or close. For example, if the intake valve opens when the crankshaft is 25° before the piston reaches the top of the exhaust… …   Aviation dictionary

  • valve — valveless, adj. valvelike, adj. /valv/, n., v., valved, valving. n. 1. any device for halting or controlling the flow of a liquid, gas, or other material through a passage, pipe, inlet, outlet, etc. 2. a hinged lid or other movable part that… …   Universalium

  • Continuous variable valve timing — offers a unique ability to have independent control of the intake and exhaust valves in an internal combustion engine. For any engine load criteria, the timing of intake and exhaust can be independently programmed [1]. The main variations of… …   Wikipedia

  • Poppet valve — A poppet valve is a valve consisting of a hole, usually round or oval, and a tapered plug, usually a disk shape on the end of a shaft also called a valve stem. The shaft guides the plug portion by sliding through a valve guide. In most… …   Wikipedia

  • 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

  • heat-control valve — A valve which is controlled by temperature changes. When the ambient temperature is cold or the engine has not warmed up, it is closed so that some of the hot exhaust gases passes by the intake manifold to pre heat the fuel mixture going to the… …   Dictionary of automotive terms

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