Mazda's 2019 SkyActiv-X engine may have cracked the HCCI engine challenge. It uses a spark plug to address typical HCCI problems but can also run on compression alone. These engines are 20–30% more ...

About 45 percent of European orders for the CX-30 compact crossover are specified with the SkyActiv-X, a four-cylinder engine with spark-controlled compression ignition, a supercharger, the Miller ...

Mazda has officially announced the Skyactiv-Z, an all-new gasoline engine set to debut in the next-generation Mazda CX-5, expected in late 2027. The engine will be paired with a hybrid system, and ...

I don’t think anyone can dispute that Mazda is for the people. That it keeps the Miata humble and therefore objectively great is all I need to defend my case, but there’s also the fact that the ...

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 ...

News that Mazda is hoping for a 30% fuel efficiency gain on an HCCI (Homogeneous Charge Compression Ignition) engine to be introduced on the next generation Mazda3 in late 2018 brings this technology ...

A fundamental difference between gasoline and diesel engines is that a gasoline engine uses spark ignition while a diesel engine uses compression ignition. Before we delve deeper, let's understand how ...