A SECRET WEAPON FOR 4 CYLINDER SUPERCHARGER

This technique would be the oldest supercharger layout and was very first patented by Philander and Francis Roots in 1860, and its initial use was to work as a enthusiast to ventilate mineshafts. following some time, Gottlieb Daimler patented the look for usage in internal combustion engines, and the first vehicles to have a supercharger had been t