Can higher ethanol blends really make your car or bike faster? While racing engines benefit from ethanol's unique properties, does E20 or E85 deliver any real performance gains in our everyday ...

The AMC inline-six debuted in 1964 and ran until 2006, outlasting the unreliable 360 V8 thanks to its simplicity and ...

From the Chrysler 426 Hemi to the Pontiac SD-455, these 10 engines powered Detroit's most iconic muscle cars.

Mazda spent nearly a decade bringing Skyactiv-D diesel to the US, but emissions hurdles, bad timing, and the 2019 CX-5's weak ...

Only a handful manual Grad Prixes are known today, of the total of 52 built that model year, and this particular example is ...

Engines are literally the things that drive us; they provide motivation for our favorite cars, and we love building them, working on them, and watching them run on a dyno or engine stand. They get us ...

The Chrysler 426 Hemi swept Daytona in 1964 with massive valves, cross-bolted mains, and 425 hp — built to survive anything.

With a rich history spanning a century, the Cummins Engine Company was started by self-taught mechanic Clessie Cummins and banker William G. Irwin on February 3, 1919, in Columbus, Indiana. Inspired ...

Leaded 100LL avgas must end by 2030 under the FAA Reauthorization Act. Here's where GAMI, Swift, and UL100E stand and what it means for owners and buyers.

From jumping moguls off-road to self-driving on-road, the 777-horsepower Ram hellion is the most capable vehicle in the U.S.

A Chinese satellite engine has reportedly broken a record for 14 hours of continuous ...