Discover which Cummins engine delivers the most horsepower and the powerful machines that rely on its unmatched performance.

The amount of horsepower and torque delivered by a stock 6.7L Cummins diesel engine depends on when it was released. The earliest versions of the 6.7 Cummins diesel, introduced around the middle ...

If you can believe it, their 160-horsepower and 400 lb-ft of torque rating was class-leading performance. The Bosch-built fuel-injection systems found hanging on 5.9-liter Cummins diesel engines ...