A four-stroke engine is a magnificent thing. A complex machine capable of turning flammable liquid into useful work, it has dominated the automotive world for the best part of a century. Now, thanks ...

You're probably familiar with the standard combustion process that powers most cars, but some engines use a more efficient ...

Will joined the TopSpeed team over two and a half years ago, bringing his lifelong automotive passion, writing experience, and editorial expertise along with him. Whether classic or modern, American ...

NOTE: With this issue of HOT ROD, your Shop Series begins a slightly different and more comprehensive approach to the discussion of engine and vehicle basics. In the coming months, you'll find a frank ...

Everllence marks a major breakthrough in green shipping with the successful 100% hydrogen testing of its 35/44DF H2 engine.

Automakers like BMW and Porsche are investigating synthetic fuels as a way to keep internal-combustion engines alive in the face of stricter emissions standards. But Engineering Explained host Jason ...

If your car feels down on power, a trip to the garage might be in order, but checking these things before you go could save ...