These legendary inline-four engines have quietly built reputations for incredible longevity, surpassing 500,000 miles with proper care.

The main attraction, though, is the new-to-this-year Rotex engines, which come in both 600RS E-TEC and 850 E-TEC two-stroke ...

Peugeot is doubling down on small-displacement gasoline engines even as the broader industry shifts toward electrification, ...

Sometimes, the terms boxer engine and flat engine are used interchangeably. Even though the two are similar, they're not the same, but one comes out on top.

I bought a broken Porsche 911SC and rebuilt it into a twin-plug, carbureted hot rod in our garage. For the first time on the ...

Giant Killer!Still in running in period and trying hard to keep the revs below 6.5k rpm because the power delivery is so ...

GM’s four-cylinder TurboMax engine has proven to be a solid alternative to old-school V8s—and it’s about to get even better.

"We're trying to find an alternative that would encourage people ... to buy less deleterious equipment," said Sen. Rick Lopes ...

Robert Goddard, assisted by his wife Esther, sent the first liquid-fueled rocket aloft on March 16, 1926. When you purchase ...

The primary differences between the LML, L5P, LB7, and LBZ Duramax engines include different power outputs and varying levels ...

The turbocharger is more popular than ever, appearing on the Ford Mustang, the Dodge Charger, and the Chevrolet Corvette.

Two-stroke engines are generally considered environmentally problematic because they are inefficient and emit particulate matter.