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 ...

Cummins just announced news about its X10 for medium- and heavy-duty applications. The engine will be compliant a year before the U.S. Environmental Protection Agency 2027 regulations go into effect.