Horsepower and speed generally go hand-in-hand, so you’d expect a 4,000-horsepower engine to sit between the fenders of a particularly wild resto-mod show car. In the case of the 4,000-horsepower ...

In one of the most significant mining engine unveilings in years, Cummins launched its new 16-cylinder, 4,000 hp QSK95 ‘Hedgehog’ engine at a special event in the company’s home Seymour engine plant ...