Editor's Note: The purpose of the Shop Series has been to acquaint and enlighten the car enthusiast with some of the more involved aspects of automotive mechanics, vehicle repair and modification. As ...

Numerous articles and stories have been prepared by hundreds of experts on how to improve the internal combustion (IC) engine for more speed, power or what have you. Millions of dollars worth of ...

Modern boats are increasingly powered by computers on the engine and at the helm rather than fuel. Mercury SmartCraft, Yamaha Helm Master EX and Volvo Penta Electronic Vessel Control systems, to cite ...

For the most part, car engines are pretty conservative things—the vast majority of the cars you see and drive use one of a handful of basic engine designs and layouts. That's why unusual engine ...

Every vehicle engine needs tuning up from time to time. Learn about tune-up basics that help keep your vehicle running ...

Anyone who has lived on a healthy diet of off-road and performance magazines has gotten a pretty good taste of the dyno process, even if it's just served on the printed page. It looks pretty exciting: ...

One of the more difficult technical aspects of diesel performance is choosing a turbocharger. If you put enough fuel through a diesel engine, it's going to run up against a point where the stock ...