Today, a major part of Cummins' reputation as a diesel engine manufacturer lies in the torquey inline-six turbodiesels that have faithfully powered the Ram heavy-duty pickup trucks since 1989. Some of ...

Every diesel-head knows about Cummins engines — specifically, the six-cylinder Cummins 5.9-liter and 6.7-liter engines. But given how popular these engines are, we won't blame you if you didn't know ...

North America started to get a taste for diesel-fueled vehicles in the 1930s. In the first instance, only the largest of commercial vehicles relied on Rudolf Diesel's namesake invention because diesel ...

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 ...

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 ...

The Cummins X15 diesel engine has been updated to meet the upcoming emissions requirements while maintaining the durability and performance that have made it widely used in long-haul operations.