Modern internal combustion engines — including those that run on diesel fuel — require a lot of special parts and systems to prevent dumping excess emissions into the atmosphere. Not only are those ...

American publisher Charles Knight was not at all impressed with his new 1901 Knox ‘gasoline runabout’. Like some other cars of the era, its four-stroke engine relied on a single valve to permit both ...

I’m not sure if any engine built today will still be salvageable 100 years from now. Not to sound like a grump, but so much relies on computers that will surely be obsolete by then. And let’s not get ...

The automotive industry is advancing fast, and as it seems, all the major automakers are hell bent on the complexities that come with it: emissions, safety, comfort, and autonomy. While there's ...

We’ve reported on a lot of innovative diesel parts, concepts, and theories that have been introduced in the last decade, with various engine blocks, cylinder heads, turbochargers, and injection ...