Compression is only one thing Hyundai wants to be able to adjust.

After decades of development, Nissan's VC-Turbo promised to revolutionize engines. But can it compete with Toyota's hybrids?

Infiniti's new VC-T is groundbreaking in that it now offers an engine with a variable compression ratio, meaning it can be driven with fuel economy or horsepower in mind, giving the driver the option.

I didn't expect to have strong feelings about the Nissan Murano during my test drive. But to be honest, I found myself ...

Formula 1 cars have some excellent thermal efficiency, with even the best mainstream cars just scraping under their potential ...

Looking at 7 automakers with vehicles that are experiencing engine failures in 2026.

Thinking about buying a used Nissan? Make sure it does not have one of these three unreliable motors under the hood before ...

Mazda's groundbreaking 6-stroke engine generates hydrogen from gasoline, but is it a game-changer or a pipe dream? Find out ...

ICE engine generates power for the battery, does not drive the wheels.

This engine was designed to replace multiple powertrains at once, but its real-world story turned into something far more ...

Harley-Davidson's modern V-twin is called the Milwaukee-Eight, and it's offered in a choice of different displacements. But ...

The luxury-oriented midsizer will reach American dealers in early summer, with prices kicking off at $53,990 for the ...