Nothing says pro-street more than a Roots blower sticking through the hood—but where did this hot-rodding staple originate? Sure, there are lots of ways to add boost to your engine, but nothing says ...

Horsepower is an aphrodisiac. To some people, building an engine that could sustain the earth's rotation with its crankshaft is better than almost any form of physical gratification. To others, it's ...

Whileintercoolersare built right into a roots blower’s case, they’re often optional in centrifugal supercharger kits. An intercooler is just acore(in centrifugal systems, it looks like a radiator) or ...