Ford's 6.7-liter Power Stroke diesel engine has been used in pickup trucks since 2011. Here is what drivers claim as the mpg ...

The Ram Power Wagon only offers a gas-fed Hemi V-8, but more customers are asking for a diesel version, and we're told it's ...

That’s not the most powerful diesel on the heavy-duty market (that would be the Ford Super Duty’s High Output Power Stroke diesel’s 500 hp and 1,200 pounds-feet), but despite the updates ...

The Ram Heavy Duty can seat up to six, and it competes with the Ford Super Duty and Chevrolet ... while a Cummins turbo-diesel 6.7-liter inline-six that makes 370 or 420 hp and a six-speed ...