Any diesel-engine manufacturer that confidently claims it produces an oil-burner with the “world’s lowest compression ratio,” will no doubt draw the immediate attention of inquisitive enthusiasts, ...

Mazda’s new SkyActiv-X engine will go against every convention you thought you understood about gasoline engines. It’s supercharged, but for efficiency purposes, not to increase power. It has a ...

Diesel engines are pretty cool and have a lot of benefits. If you want good fuel economy and enough torque to change the rotation of the Earth, then an oil burner is a pretty good option. Though, if ...

DETROIT -- It may be a while before Mazda's innovative Skyactiv-X engine -- which combines gasoline and diesel combustion traits -- reaches North American showrooms. Mazda North American Operations ...

Mazda, as the carmaker’s representatives will tell you early and often, isn’t large by automaker standards. Granted, with around 45,000 employees scattered across the planet, it’s hardly a small ...

Most carmakers are rowing back from diesel but Mazda has just announced details of the European version of a new spark-less 3.3-liter inline-six destined for its CX-60 premium SUV. Called e-Skyactiv D ...

Get ready, Europe, because you're about to get yet another slick new diesel, this time from Mazda. The company unveiled its new 2.2L common-rail turbo diesel for the European market today, as well as ...

As Mazda and Infiniti have proved, there's a lot of innovation left in the internal-combustion engine. One of the more wild concepts we've seen is called Reactivity Controlled Compression Ignition ...

One of the more frustrating bits of automotive vaporware of the past decade aside from the truly self-driving car is the Mazda diesel engine in the U.S. market. After many fits and starts, the Mazda ...