- intake camshaft
- The cam responsible for the actuation of the inlet valve in DOHC engines
Dictionary of automotive terms. 2015.
intake camshaft
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camshaft — A shaft with cam lobes (bumps) which is driven by gears, a belt, or a chain from the crankshaft. The lobes push on the valve lifters to cause the valves to open and close. The camshaft turns at half the speed of the crankshaft. Also see double… … Dictionary of automotive terms
Camshaft — The camshaft is an apparatus often used in piston engines to operate poppet valves. It consists of a cylindrical rod running the length of the cylinder bank with a number of oblong lobes or cams protruding from it, one for each valve. The cams… … Wikipedia
camshaft — /kam shaft , shahft /, n. a shaft bearing integral cams. [1875 80; CAM + SHAFT] * * * ▪ engineering in internal combustion engines, rotating shaft with attached disks of irregular shape (the cams), which actuate the intake and exhaust… … Universalium
intake over exhaust engine — (IOE engine) An engine design used on early cars. Also called F head engine. The intake and exhaust valves are arranged vertically in a lateral chamber of the combustion chamber and face one another; the side valve (usually the exhaust) is… … Dictionary of automotive terms
camshaft — A straight, gear driven shaft that contains lobes used to operate the intake and exhaust valves of a reciprocating engine. The camshaft is geared to the crankshaft in such a way that valves close and open at the correct time relative to the… … Aviation dictionary
Overhead camshaft — A cylinder head sliced in Fifths shows two overhead camshafts one above each of the two valves. Overhead cam (OHC) valvetrain configurations place the engine camshaft within the cylinder heads, above the combustion chambers, and drive the valves… … Wikipedia
overhead camshaft — (OHC) The camshaft that activates the valves is mounted above the head and driven by a long timing chain or cam chain. In contrast, a pushrod engine has the camshaft below the cylinders so that thin rods (pushrods) are moved by the camshaft and… … Dictionary of automotive terms
single-overhead camshaft — (SOHC) An engine with a single overhead camshaft to operate both intake and exhaust valves. See overhead cam … Dictionary of automotive terms
double overhead camshaft — Auto. a pair of overhead camshafts, one to operate the intake valves and the other to operate the exhaust valves. Abbr.: DOHC * * * … Universalium
double overhead camshaft — Auto. a pair of overhead camshafts, one to operate the intake valves and the other to operate the exhaust valves. Abbr.: DOHC … Useful english dictionary
