single-overhead cam

single-overhead cam
(SOHC) An engine with a single overhead camshaft to operate both intake and exhaust valves. See overhead cam.

Dictionary of automotive terms. 2015.

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  • single overhead cam — (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 …   Dictionary of automotive terms

  • overhead cam — (OHC) See overhead camshaft double overhead cam dual overhead cam engine single overhead cam …   Dictionary of automotive terms

  • double overhead cam — (DOHC) An engine with two camshafts located above the cylinders. One drives the intake valves and the other operates the exhaust valve. In a single overhead cam engine (SOHC), one cam has enough lobes to drive both the intake and exhaust valves.… …   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

  • single 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 …   Dictionary of automotive terms

  • 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

  • cam — [1] A designed bump on a shaft or disc which causes a rocking motion in an adjacent part. [2] A metal disc with irregularly shaped lobes used in the camshaft to activate the opening and closing of the valves and in the distributor, to force the… …   Dictionary of automotive terms

  • Overhead valve — OHV redirects here. OHV may also refer to Off highway vehicle. Components of a pushrod valve actuation system …   Wikipedia

  • Cam-in-block — The cam in block valvetrain layout of piston engines is one where the camshaft is placed within the cylinder block, usually beside and slightly above the crankshaft in a straight engine or directly above the crankshaft in the V of a V engine.… …   Wikipedia

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