the detachable metal casting that fits onto the top of a cylinder block. In an engine it contains part of the combustion chamber and in an overhead-valve four-stroke engine it houses the valves and their operating mechanisms
Sometimes shortened to: head
cylinder head in American English
the closed end, usually detachable, of a cylinder in an internal-combustion engine
cylinder head in Automotive Engineering
(sɪlɪndər hɛd)
Word forms: (regular plural) cylinder heads
noun
(Automotive engineering: Vehicle components, Engine, transmission, and exhaust)
A cylinder head is the part of an engine that closes the upper ends of the cylinders.
When I removed the cylinder head, I found the tops of the pistons and inlet valves covered in a shiny substance.
The cylinder head is an intricate casting mated to the top of the cylinder block.
All automotive engines use a cylinder head and a set of valves to operate the engine correctly.
cylinder
Examples of 'cylinder head' in a sentence
cylinder head
Remove the plastic cover, get some engine cleaner and clean all around the edge of the valve cover and the top of the cylinder head.