Despite the turbulence Nissan has faced over the past few years, some of its technology is undeniably impressive. Perhaps the crowning jewel of this engineering power is its variable compression ...

There’s a new gas engine in town. Most recent vehicle powertrain news relates to electric drive designs. However, gasoline and diesel internal combustion engines still run the vast majority of ...

A gasoline piston engine that can dynamically change its compression ratio —that is, the amount by which the piston squeezes the fuel-air mixture in the cylinder—has long been a holy grail of engine ...

Nissan Motor’s luxury brand Infiniti said it would show its new VC-T (Variable Compression-Turbocharged) powerplant at the Paris show next month. It’s claimed to be the world’s first production-ready ...

Engineers have been trying to perfect variable-compression engines for almost as long as engines have existed. So far, though, only Nissan has succeeded in bringing one to production. Its Variable ...

We live in exciting times: The new Nissan Altima is replacing its big 3.5-liter V6 for a 2.5-liter four, and it's making up the difference not just with a turbo but also with a 2.0-liter variable ...