A SECRET WEAPON FOR 4 CYLINDER SUPERCHARGER

This system may be the oldest supercharger design and style and was initial patented by Philander and Francis Roots in 1860, and its Preliminary use was to work as a supporter to ventilate mineshafts. just after some time, Gottlieb Daimler patented the design for usage in inner combustion engines, and the main cars and trucks to have a supercharger