Superchargers

thumb|right|upright=1.2|A supercharger (item 6) on a piston engine thumb|right|upright=1.2|Roots-type Eaton Corporation|Eaton M62 supercharger (right) on a 2006 Saturn (GM) Ion Redline Ecotec LSJ [[4-cylinder engine]]

process of delivering compressed air to the intake of an internal combustion engine

a positive displacement lobe pump

type of positive displacement pump

Type of supercharger

Automotive engineer and supercharging expert (1900-1991)

A twincharger refers to a compound forced induction system used on some internal combustion engines. It is a combination of an exhaust-driven turbocharger and a mechanically driven supercharger, each mitigating the weaknesses of the other.