Car manufacturers are delving deep into their boxes of tricks to make internal combustion engines more efficient. Infiniti unveiled a variable compression ratio engine last year, and hybrid technology ...

Diesel’s on the outs in Europe, and EVs aren’t ready for prime time. Skyactiv-X seems, at this juncture, a hedge bet against both aspects. EV infrastructure lags massively behind our petroleum ...

The internal combustion engine, now more than 200 years old, will be with us for a long time to come yet. Powering more than 1 billion vehicles on the planet and almost 100 million new ones each year, ...

The differences between gasoline and diesel engines lie not only in their fuels, but in how those fuels are ignited. Gasoline engines use spark plugs, while diesels simply use compression. But it is ...

Mazda has detailed the next-generation of its SkyActiv engine family, which will feature innovative compression ignition technology. While the new SkyActiv engine is still under development, Mazda ...

Mazda Motor Corporation's new Sustainable Zoom-Zoom 2030 technology development strategy includes its petrol compression ignition engine which it will call Skyactiv-X and launch in 2019. It will be a ...

Homogeneous charge compression ignition (HCCI) engines combine a diesel's torque and fuel efficiency with a gas engine's cleaner emissions. The HCCI technique has been a goal of automakers since the ...

Mazda sustainability vision includes a gasoline engine ignited by compression like a diesel with fuel economy and performance that beats today's gasoline and diesel engines Mazda’s SKYACTIV-X will be ...

The compression ignition Skyactiv-X engine will power the new Mazda 3. The Japanese automaker has begun testing the first mules for the next-generation Mazda3, featuring the company’s new ...