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An overhead valve engine, abbreviated (OHV) and sometimes called a pushrod engine, is a piston engine whose valves are located in the cylinder head above the combustion chamber. This contrasts with flathead (or "sidevalve") engines , where the valves were located below the combustion chamber in the engine block .
Torque - Generally pushrod engines create more torque at a given displacement; Reliability - Pushrod motors can be the most reliable engines. (i.e. Chevy Smallblock, GM 3800 V6) The valve actuation system has nothing to do with torque production, torque is not an advantage.
Pushrods are long, slender metal rods that are used in overhead valve engines to transfer motion from the camshaft (located in the engine block) to the valves (located in the cylinder head). The bottom end of a pushrod is fitted with a lifter, upon which the camshaft makes contact. The camshaft lobe moves the lifter upwards, which moves the ...
The General Motors LS-based small-block engines are a family of V8 and offshoot V6 engines designed and manufactured by the American automotive company General Motors. Introduced in 1997, the family is a continuation of the earlier first- and second-generation Chevrolet small-block engine , of which over 100 million have been produced ...
Retrieved from "https://en.wikipedia.org/w/index.php?title=Pushrod_engine&oldid=654517059"This page was last edited on 1 April 2015, at 17:05 (UTC) (UTC)
You can argue that tires are a car's foremost important safety and performance feature, but all the basic components are equally critical. If one fails, the vehicle becomes unusable and costs you...