Mazda has revealed that it will introduce a new gas engine that uses compression ignition as part of its long-term tech development dubbed "Sustainable Zoom-Zoom 2030." Called Skyactiv-X, the new mill ...

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 ...

Skyactiv-X, Mazda’s newest engine, will use a compression ignition system to make its gasoline-powered vehicles more powerful and more fuel efficient than ever before. This innovative engine is at the ...

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 ...

Ever since it launched its first rotary-powered car in 1967, the Cosmo Sport, Mazda has gone against conventional wisdom when it comes internal-combustion engines. Today, Mazda continues that ...

IRVINE, Calif.—Despite rumors to the contrary, the internal combustion engine is far from dead. Recently we've seen several technological advances that will significantly boost the efficiency of ...

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 is using diesel engine technology to save the gasoline engine, just as everyone else is trying to find the alternative fuel that will beat more stringent emissions standards around the world.

If you want a car that's enjoyable to drive, you owe it to yourself to swing by the Mazda dealership. Every vehicle the company builds gets an added dose of sporty driving character. But Mazda has ...

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 ...

A homogeneous charge compression ignition (HCCI) gasoline engine has been something of a holy grail for internal combustion engineers for decades, promising the fuel economy of diesel engines but ...

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 ...