Performance diesel engines are usually the realm of European automakers, but the highest-revving diesel actually comes from ...

General Motors’ L5P engine provides greater power and refinement, while the LBZ’s old-school design balances mechanical ...

The 12-valve 5.9-liter Cummins diesel engine revolutionized pickup truck reliability in 1989, outlasting GM and Ford rivals ...

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 ...

We've all thought about what would happen when you pour jet fuel into a diesel engine. Will it work or lead to immediate catastrophic failure, perhaps even an explosion? Planes are among the most ...

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 ...

When you think of a large engine, you probably think of a heavy-duty truck V8. But the engines that actually power our world ...

Some engines seem to wear out far earlier than expected, while others continue running reliably for decades and hundreds of thousands of miles. Although luck and manufacturing quality play a role, ...