Abstract
The study presents the main aspects of turbocharging an engine ignition. The current trend is presented in terms of supercharging systems, and the future technology forward. It shows the calculation of a variable geometry turbine, heat exchanger (intercooler) and some aspects of fuel supplying the engine with gasoline ethanol blend.
Keywords: Turbocharger, Variable Turbine Geometry, Heat Exchanger, Fuel, Ethanol