The 6.4-liter and 6.7-liter Power Stroke Diesel engines are different sizes and made by different manufacturers -- one by ...

There are legendary powerplants within the automotive sphere that are known to be the most reliable diesel engines ever built, like the Ford 6.7-liter Power Stroke. In fact, with over three decades ...

A new turbo-diesel 6.7-liter Cummins six-cylinder engine gives the Power Wagon over 1,000 pounds-feet of torque, more than enough to get the truck out of dicey off-road situations.