Diesel engines do their hardest work in the toughest jobs, from highway semis to construction equipment, and the reason they ...

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 ...

One of the main reasons diesel cars offer better mileage is the higher energy content of diesel fuel. Diesel contains more ...

You own a diesel-powered vehicle and are thinking of giving it a tuneup. But does your diesel even have spark plugs to change? The short answer is no, diesel engines do not have spark plugs. Instead, ...