If you think direct-injection diesel engines made their debut in the 1980's, think again. The first diesel without extra ...

However, not all innovations are equal, and nor do they follow a constant upward trend. Instead, their evolution takes the form of an S-shaped curve that reflects their typical lifecycle from early ...

Mazda has announced an entirely new engine in its line-up, which will mark its debut under the hood of the CX-60. We are writing about the 3.3-liter, inline-six-cylinder diesel engine that Mazda calls ...

It's the mystery model, the all-but-legendary vehicle still just beyond reach, years after its maker first announced plans to offer diesel engines. Specifically, it's the diesel version of the Mazda ...

More than two years after it was first announced, Mazda's SkyActiv-D diesel engine still hasn't made it to the U.S.--and it doesn't appear that will change in the near future. The 2.2-liter ...

For decades, European automakers have championed diesel engines more than anyone else. After all, the technology was invented there – by German engineer Rudolf Diesel in 1897 – and the continent’s ...

Mazda has not ditched its plan to launch diesel engines in the USA. The company's CEO says that this is still a goal, but has not provided an official timeline of the launch process. The Japanese ...

Mazda will delay the U.S. launch of its 2.2-liter "SkyActiv-D" four-cylinder diesel engine, but the company says it has a good reason. The Japanese automaker said more development work was required to ...