Mazda is claiming the biggest breakthrough in combustion engine technology in decades with its new Spark Controlled Compression Ignition (SpCCI) engine. Why the fuss? Because it combines spark ...

Yesterday at the Tokyo Motor Show, Mazda released new info on its highly anticipated compression-ignition Skyactiv-X engine. It's all a bit daunting if you're not an engineer, but helpfully, Mazda put ...

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 ...

The goal of Hyundai's engine technology, which the company calls Gasoline Direct Injection Compression Ignition (GDCI), is to return the fuel economy of a diesel but with the higher performance, ...

For more than a decade, automotive engineers and researchers have been struggling to come to grips with a way to build an engine that runs on gasoline while harnessing the efficiency and torque ...

BAD HOMBURG, Germany – Ever since Nikolaus Otto (1876) and Rudolf Diesel (1892) invented their respective “cycles” — the four-stroke internal combustion engine (ICE) and diesel compression ignition ...

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 ...

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 ...

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 is officially putting its advanced Skyactiv-X gasoline engine on sale—at least in Europe. The engine is coming to the U.S. market later. The automaker has also made available the first official ...