Think the legendary 6.7 Cummins is the undisputed king of heavy-duty torque? Here are four massive diesel engines that ...

The Cummins 5.9-liter 6BT diesel became a legend in Ram pickups, work equipment, and marine use through durability and ...

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 ...

Jeeps have a reputation for being tough and comfortable on and off the road. Over several decades, though, even they've made ...

Recent guidance from the U.S. Environmental Protection Agency regarding the use of emissions-control technologies on diesel engines will not do away with such systems but rather clarify their ...

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 ...

As global diesel engine usage remains stable, the importance of reliable spare parts suppliers continues to grow. Xingtai Haoheng Trading Co., Ltd. operates in this segment by focusing on the ...

With a Master's degree in English Literature and six years of writing experience, Aayush has been contributing to TopSpeed for over two years. Since 95% of his personality is motorcycles, he goes ...

The death knell has been ringing for diesel engines over the last decade, primarily because of their environmental impact. But some still swear by diesels for their abundant torque, efficiency, and ...

Daimler Truck executives signaled a renewed focus on diesel powertrains at the company’s Capital Market Day 2025. Senior leaders at the world’s biggest truck maker, including Daimler Truck North ...