Cummins engines have earned a bit of a cult following over the decades — and for good reason. In the U.S., they're the iron workhorses found in everything from pickup trucks to massive semis, and they ...

Cummins released details of its 2027 X15 diesel engine, which it says meets EPA 2027 emissions requirements while improving fuel economy — and without adding weight or using more diesel exhaust fluid.

Clessie Cummins founded the Cummins Engine Company over 100 years ago, and the company has been regularly churning out big-capacity and big-power diesel engines since then. While the largest Cummins ...