cylinder head

noun

Definition of cylinder head

: the closed end of an engine or pump cylinder

Examples of cylinder head in a Sentence

Recent Examples on the Web

Apparently, the aluminum cylinder head doesn’t have sufficient threads to keep the spark plugs in place. San Diego Union-Tribune, "2001 Expedition’s spark plugs are ready to blow!," 21 July 2019 To achieve this with VW's ubiquitous EA888 engine, the R engineers gave it a new cylinder head (plus valves and springs), a new turbocharger, new pistons, and a new injection system. Jonathan M. Gitlin, Ars Technica, "The 2019 Volkswagen Golf R is king of the hot hatches," 12 July 2019 Unlike other diesel engines that have blocks made of compacted graphite iron, the 3.0-liter Duramax uses aluminum for both its block and cylinder head. Jeff Yip, Houston Chronicle, "Chevy adds new 460 lb.-ft. Duramax to 2020 Silverado 1500 lineup," 2 July 2019 Apparently, the aluminum cylinder head doesn't have sufficient threads to keep the spark plugs in place. Ray Magliozzi, courant.com, "Car Talk: Toyota Camry seems to swallow driver’s credit card," 9 June 2019 Larger, oblong parts like cylinder heads often have a specific sequence for proper tightening, generally starting near the middle and circling around. Popular Mechanics Editors, Popular Mechanics, "How to Use a Torque Wrench to Keep Your Car from Flying Apart," 26 Feb. 2019 The fix requires new threads in the cylinder head and that requires a thread insert. Bob Weber, chicagotribune.com, "Spark plugs blowing out in lightweight engines," 8 July 2017 Those larger bolts can be overtightened, and too tight is just as bad or worse than too light. Finished torquing the wheels or cylinder head? Popular Mechanics Editors, Popular Mechanics, "How to Use a Torque Wrench to Keep Your Car from Flying Apart," 26 Feb. 2019 The cylinder heads of the Cummins 5-liter V8 are aluminum alloy while the block is made of an alloy of aluminum and compacted graphite iron, which Nissan says is lighter and stronger than the iron traditionally used for diesel blocks. Jeff Yip, Houston Chronicle, "Nissan’s hard-working Titan XD outlier delivers bang-for-the-buck," 2 June 2018

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'cylinder head.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

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First Known Use of cylinder head

1884, in the meaning defined above

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Last Updated

16 Aug 2019

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The first known use of cylinder head was in 1884

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