cylinder head

noun

: the closed end of an engine or pump cylinder

Examples of cylinder head in a Sentence

Recent Examples on the Web In 2025 Vantage tune, the engine makes 656 hp—from 6,000 rpm to 6,500 rpm—and 590 ft lbs of torque—from 2,750 rpm to 6,000 rpm—courtesy of new cylinder heads, new camshafts, bigger turbochargers, and a new exhaust system. Angus MacKenzie, Robb Report, 12 May 2024 But according to safety regulators, the automakers remedy enables fuel to drain from a cylinder head hole to the ground below the vehicle. USA TODAY, 12 Apr. 2024 Products include carburetors, crate engines, cylinder heads, fuel injection, fuel systems, gaskets, ignition, intake manifolds, sensors, superchargers, thermostats, tools, turbochargers, valve train components, and water pumps. Detroit Free Press, 16 Feb. 2024 Dealers will inspect and replace the cylinder head cover as necessary, free of charge. Mike Snider, USA TODAY, 2 Jan. 2024 The fitment of new cylinder heads with two intake ports per cylinder instead of one brings three additional horsepower (for 60 total). Alexander Stoklosa, Car and Driver, 31 Aug. 2023 Traditional two-stroke motors are much more polluting than four-strokes because of the inefficiency of the carburetor along with burning oil within the cylinder head. Matt Crisara, Popular Mechanics, 31 May 2023 Each cylinder head is fitted with a single overhead camshaft that operates 32 valves—four per cylinder, all of them exhaust valves. Rich Ceppos, Car and Driver, 29 Apr. 2023 The frame is essentially split in two, with the front half bolted to the front cylinder head and the rear half—consisting of the subframe and seat unit—bolted to the rear cylinder head. Peter Jackson, Robb Report, 14 May 2021

These examples are programmatically compiled from various online sources to illustrate current usage of the word 'cylinder head.' Any opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback about these examples.

Word History

First Known Use

1884, in the meaning defined above

Time Traveler
The first known use of cylinder head was in 1884

Dictionary Entries Near cylinder head

Cite this Entry

“Cylinder head.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/cylinder%20head. Accessed 24 Jun. 2024.

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