A brutal engine torture test is reigniting debate around Ford’s legendary diesel trucks. From contaminated fuel to extreme ...

The Ford 7.3 Power Stroke earned a reputation for durability that few diesel engines have matched. Long after production ended, mechanics, truck owners, and towing enthusiasts still praise the engine ...

The highest-revving diesel engine is Mazda's 2.2-liter SkyActiv-D engine, which makes peak power at 4,000 rpm and hits a ...

Purdue University’s Greg Shaver doesn’t believe there should be a trade-off between protecting the air we breathe and achieving better engine efficiency of large vehicles on the road. Shaver, a ...

Fans of diesel-powered pickup trucks may remember the 7.3-liter (444-cubic-inch) Powerstroke that Ford introduced in the 1990s. It's one of the largest oil burners ever fitted in a production model.

Diesel engines lack the spark of gas engines, both literally and figuratively. They don't need a spark plug since they ignite the fuel using only compression, but also lack the 'je ne sais quoi' that ...

Bruno started at Top Speed in 2022 and now serves as Senior Editor for ICE while also training writers across CarBuzz, HotCars, and TopSpeed. A car and motorcycle enthusiast, he enjoys writing about ...

Lexus is synonymous with reliability, but these five engines prove that even the best make mistakes. See which ones suffer ...

Engines fail quietly when small habits go wrong, and topping off oil incorrectly sits at the top of that list. Many drivers ...

Often overlooked and underappreciated, we look at five of some of the best four-pot mills ever put into production.