- PCV system
- Abbreviation for "positive crankcase ventilation system." A system which prevents crankcase vapors from being discharged directly into the atmosphere. Also see closed crankcase ventilation.
Dictionary of automotive terms. 2015.
PCV system
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PCV valve — The Positive Crankcase Ventilation valve, or PCV valve, is a one way valve that ensures continual evacuation of gases from inside a gasoline internal combustion engine s crankcase.ExplanationAs an engine runs, gases and combustion pressure are… … Wikipedia
system — An orderly, interconnected, complex arrangement of parts. See accumulator system air filtration system air injection reaction system air system alarm system anti dive system anti lock brake system anti noise system … Dictionary of automotive terms
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PCV valve — [pē΄sē΄vē′] n. [p(ositive) c(rankcase) v(entilation)] a one way valve on a motor vehicle engine for regulating a pollution control system that draws crankcase fumes into the cylinders for burning … English World dictionary
Crankcase ventilation system — A crankcase ventilation system is a way for gases to escape in a controlled manner from the crankcase of an internal combustion engine. A common type of such system is a positive crankcase ventilation (PCV) system, the heart of which is a PCV… … Wikipedia
PCV valve — (PCVV)Part of the positive crankcase ventilation system, which reroutes crankcase blowby to the intake manifold and back to the engine, where it is reburned in the cylinders as part of the fuel air mixture. This cuts emission pollution and… … Dictionary of automotive terms
positive crankcase ventilation system — (PCV) A process for preventing the buildup of harmful acid producing combustion gases within the crankcase. See closed crankcase ventilation … Dictionary of automotive terms
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Chevrolet Corvette C5 Z06 — This article is about the Chevrolet Corvette C5 Z06. For general Corvette Z06 information, see Chevrolet Corvette Z06. C5 Z06 Manufacturer C … Wikipedia
