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

40 years is a long time in the automotive world. While a few prized cars from the 1980s may be exploding in value, not many would consider their 40-year-old engine technology reliable. One diesel ...

Diesel powertrains have historically been associated with two things: big towing power and increases in fuel economy compared to their gasoline-powered counterparts. Diesel engines usually provide big ...

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 ...

Ddiesel engines have their benefits, it's just that quick acceleration isn't one of them. They're limited in rpm compared to gas engines, due to factors like their higher compression ratios, and that ...

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 ...

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 ...

Performance, towing, fuel economy, and more details about the Chevy and GMC models with the first-generation Duramax inline-six. The first-generation 3.0-liter LM2 Duramax diesel engine was a GM ...