Horsepower junkies are always looking for that edge to stay ahead of the competition. There are safe ways and risky ways of doing it. Before turning up the boost on any forced induction (supercharger ...

What makes more power: carbs or computers? As soon as OEMs replaced the beloved carburetor with fuel injection, a line was immediately drawn in the sand, with carbs on one side and injection on the ...

The key ingredient to maximizing the peak performance of a diesel engine is increasing the amount of diesel being burned. On old mechanical-injection engines, the only way to do this was to modify the ...