You probably know how diesel engines work, but it's one thing to understand the theory and a whole different thing to ...

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 ...

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

Any certified gearhead knows that diesel engines do not use spark plugs. But why not? If power in an engine is created by combustion or explosion of flammable liquids, won't a spark plug in a diesel ...