Finnish manufacturer Wärtsilä introduced an engine back in 2015 that was so good, it snagged a Guinness World Records title for being the most efficient four-stroke diesel engine shortly after its ...

According to the BBC, the U.S. market for diesel passenger cars "has been historically very small." This is because diesel engines are more expensive and known to produce higher nitrogen oxide ...

The U.S. has one of the world's most vibrant and diverse automobile markets. Despite the affinity for certain body styles and vehicle categories, auto enthusiasts, as well as the average consumer, ...

the history and capabilities of Nissan's TD42 straight-six diesel engine, a tough competitor to Toyota's legendary 1HZ engine ...