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overhead-valve engine

[oh-ver-hed-valv]
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noun
  1. I-head engine.
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Origin of overhead-valve engine

First recorded in 1965–70
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
British Dictionary definitions for overhead-valve engine

overhead-valve engine

noun
  1. a type of internal-combustion engine in which the inlet and exhaust valves are in the cylinder head above the pistonsUS name: valve-in-head engine Compare side-valve engine
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Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012