valvetrain

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A form of valve train — The mechanical system that operates the valves in an internal combustion engine.

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Meanings

nounvalvetrain (plural valvetrains)

plural valvetrains

  1. alternativeAlternative spelling of valve train.

    To coax their pushrod designs to rev higher without running out of breath, engineers have designed lighter, stiffer, lower-friction valvetrains.

    2007 January 14, Don Sherman, “Making Modern Horsepower the Old-Fashioned Way”, in New York Times

Origin

From valve + train.

Full word history & related roots →
Cite this entry
APA

valvetrain. (n.d.). In WatkinsX Dictionary. Retrieved November 3, 2026, from https://dictionary.watkinsx.com/word/valvetrain

MLA

“valvetrain.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/valvetrain. Accessed November 3, 2026.

Chicago

WatkinsX Dictionary, s.v. “valvetrain,” accessed November 3, 2026, https://dictionary.watkinsx.com/word/valvetrain.

Source: valvetrain on Wiktionary, CC BY-SA 4.0.