cylinder head

cylinder head
Normally, a removable top portion of an engine cylinder. It contains spark plugs, inlet and exhaust connections, and valves. See cylinder block.

Aviation dictionary. 2014.

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  • cylinder head — n. the closed end, usually detachable, of a cylinder in an internal combustion engine …   English World dictionary

  • Cylinder head — A 302/5.0L Ford cylinder head In an internal combustion engine, the cylinder head (often informally abbreviated to just head) sits above the cylinders on top of the cylinder block. It closes in the top of the cylinder, forming the combustion… …   Wikipedia

  • cylinder head — The detachable metal (aluminum or iron) plate or cap that is bolted to the top of the cylinder block. It is used to cover the tops of the cylinders, in many cases the cylinder head contains the valves, it also forms part of the combustion chamber …   Dictionary of automotive terms

  • Cylinder head porting — refers to the process of modifying the intake and exhaust ports of an internal combustion engine to improve the quality and quantity of the air flow. Cylinder heads, as manufactured, are usually suboptimal due to design and manufacturing… …   Wikipedia

  • Cylinder-head-sector — Cylinder head sector, also known as CHS, was an early method for giving addresses to each physical block of data on a hard disk drive. In the case of floppy drives, for which the same exact diskette medium can be truly low level formatted to… …   Wikipedia

  • Cylinder, Head, Sector —   [engl.], CHS …   Universal-Lexikon

  • Cylinder/Head/Sector — Cylindre/Tête/Secteur  Cet article concerne la méthode d adressage informatique. Pour d autres sens de l abréviation, voir CHS. L adressage en CHS (abréviation de Cylinder/Head/Sector en anglais soit « Cylindre/Tête/Secteur » en… …   Wikipédia en Français

  • Cylinder Head Sector — Der Begriff Cylinder Head Sector (per Track) („Zylinder Kopf Sektor (pro Spur)“, abgekürzt CHS) beschreibt eine Adressierungsmethode von Festplatten. Diese ermöglicht dem Computer die Erkennung der Festplattengeometrie des Datenträgers und dessen …   Deutsch Wikipedia

  • cylinder head temperature (CHT) gauge — An instrument to measure the temperature of the cylinder head …   Aviation dictionary

  • cylinder head bolt — One of several bolts which hold the cylinder head in place …   Dictionary of automotive terms

  • cylinder head nut — One of several nuts which hold the cylinder head in place …   Dictionary of automotive terms

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