In this episode, we supercharged Harley-Davidson's largest engine, resulting in a significant failure. We discuss the incident and our plans for rebuilding. Featured is the 'M8 Abrams,' a supercharged ...

The idea that Harley-Davidson engines need exhaust backpressure to produce power is one of the most persistent beliefs in the ...

Direct injection offers numerous benefits over port fuel delivery but could it be a bigger headache than it’s worth? The automotive industry has gradually switched to direct injection over the past ...