Now normally the announcement of a four-cylinder turbocharged engine from Infiniti wouldn't be all that newsworthy, but this one is a little different. Because this new engine is claimed to be the ...

In a conventional piston engine, the compression ratio defines the relationship between the largest and smallest volume of a cylinder - when its piston is at bottom dead centre and top dead centre ...

The World's First Production-Ready Variable Compression Engine Infiniti's has developed the first variable compression ratio ...

The Porsche-Hilite technology is comparatively simple, and could be offered to every automaker if and when VCR comes to market. Share on Facebook (opens in a new window) Share on X (opens in a new ...

Nissan brought the first, and only, variable-compression engine to market. But its future doesn't look bright. Complexity in ...

Infiniti will present a production-ready variable compression ratio engine, called VC-T, at the Paris motor show in late September. The concept could improve internal combustion engines in several ...

However, not all innovations are equal, and nor do they follow a constant upward trend. Instead, their evolution takes the form of an S-shaped curve that reflects their typical lifecycle from early ...

Infiniti's new Variable Compression Turbo is the centerpiece of this crossover. Variable compression engine sounds like something you’d hear from a super villain describing his latest contraption. At ...

Analysis by automotive technology specialist Prodrive has demonstrated the ability of the Gomecsys GoEngine variable compression ratio concept to deliver a 40% improvement in fuel economy without the ...

The compression ratio clarification wasn’t the only one issued by the FIA. For some time now, F1 has used ultrasonic fuel ...

WinGD claims the VCR technology can deliver up to 25% fuel savings and 33% lower methane slip, depending on fuel and engine load.

Nissan made a lot of noise when its variable-compression turbo engines hit the market a few years back, snagging awards and headlines left and right. However, those two power plants—the 1.5-liter ...