(overhead camshaft)
1Overhead 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… …
2overhead 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… …
3overhead camshaft — a camshaft in an automotive engine that is located in the cylinder head over the engine block rather than in the block. Abbr.: OHC [1910 15] * * * …
4overhead camshaft — The camshaft of an aircraft reciprocating engine, located above the cylinder head, which operates the valves directly without the aid of the push rods …
5overhead camshaft — /oʊvəhɛd ˈkæmʃaft/ (say ohvuhhed kamshahft) noun a camshaft in an internal combustion engine which lies across the top of the cylinders and operates directly on to valve stems or rocker arms, rather than on to pushrods …
6overhead camshaft — a camshaft in an automotive engine that is located in the cylinder head over the engine block rather than in the block. Abbr.: OHC [1910 15] …
7Dual Overhead Camshaft — Schnitt durch einen Zylinderkopf, oben die beiden obenliegenden Nockenwellen Direkt arbeitende OHC Nockenwelle. Links Auslass , rechts Einlassventil …
8single-overhead camshaft — (SOHC) An engine with a single overhead camshaft to operate both intake and exhaust valves. See overhead cam …
9single overhead camshaft — (SOHC) The camshaft is located between the valves and is driven by a chain or belt from the crankshaft; the valves are normally opened by short rocker arms. See overhead cam …
10double overhead camshaft — Auto. a pair of overhead camshafts, one to operate the intake valves and the other to operate the exhaust valves. Abbr.: DOHC * * * …
