COLUMBUS, Ind, — Cummins unveiled a new 2025 6.7-liter Turbo Diesel Pickup engine system for Ram Heavy Duty, along with its partners at Ram, on Wednesday. As part of this, Cummins and Stellantis have ...

What makes a diesel engine different to a regular gas engine, and is one better than the other?

Scientists discover that adding water to diesel fuel could slash nitrogen oxide emissions by 67% and particulate matter by 68 ...

When you cut to the basic principles of heavy-duty trucks it comes down to return on investment: maximum mpg, meeting emissions requirements and the truck running at optimum conditions and ...

Trucking keeps the world moving by delivering goods every day of the year. Drivers spend long hours on the road to make sure ...

Internal combustion engines — including those that run on diesel fuel — rely on various systems, accessories, and electronics to keep the pistons moving and your wheels turning. Of those systems and ...

DTNA 2027 engines lineup expands with Cummins B6.7 Octane, new X10 platform, and Detroit Gen 6 diesel engines.

A retrofit system that converts diesel engines to operate on 90% hydrogen has been prototyped and tested by University of South Wales (UNSW) researchers. This system drastically reduces emissions of ...

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 ...

The global market for diesel- and gas-powered engines continues to grow, as manufacturing companies unveil products designed to produce power more efficiently while at the same time lowering emissions ...

Freightliner and Western Star models will offer a broader mix of gasoline, diesel and natural gas engines designed to meet EPA 2027 emissions standards.