valve timing
11valve — A device used to either open or close an opening to allow or prevent the flow of a liquid or gas from one place to another. There are many different types. See ABS relay valve accumultor valve air valve carburetor air control valve air gulp valve …
12valve overlap — A certain period in which both the intake and exhaust valve are partially open. The intake is starting to open while the exhaust is not yet closed. It is usually expressed in degrees of crankshaft rotation and determined by the valve timing,… …
13timing gears — noun plural : the gear train with a two to one reduction through which the crankshaft drives the camshaft and thus controls valve timing in a four stroke cycle internal combustion engine …
14Valve gear — The valve gear of a steam engine is the mechanism that operates the inlet and exhaust valves to admit steam into the cylinder and allow exhaust steam to escape, respectively, at the correct points in the cycle. It is sometimes referred to as the… …
15valve induction timing — See reed valve induction timing …
16timing valve — In Bosch CIS, a device that regulates pressure in the lower chamber of the differential pressure valve, in response to a signal from the lambda (oxygen) sensor. Also called Lambda valve (Bosch s term) or a frequency valve …
17valve gear — noun : any of numerous gears by which motion is given to the valves of an engine and especially a steam engine; specifically : such a gear for a steam engine by which the cutoff may be varied while the engine is running and the engine started,… …
18timing belt — A toothed belt driven by the crankshaft and operates the camshaft. It causes the valves to open and close at the proper time. When an engine is rebuilt, it is important to line up the crankshaftsprocketcamshaft sprocket before applying the belt.… …
19timing chain — A drive chain driven by the crankshaft and operates the camshaft. It causes the valves to open and close at the proper time. When an engine is rebuilt, it is important to line up the crankshaftsprocketcamshaft sprocket before applying the chain.… …
20valve induction — See reed valve induction timing …
