If you regularly tow a large trailer or fifth-wheel RV, it's difficult to ignore the allure of the Ford 6.7 Power Stroke V8. It is the most powerful of America's big three diesel engines, a list that ...

GM has teased a monstrous new 8.3-liter Duramax called the Mongoose for its 2027 Silverado HD and Sierra HD.

If you've been considering a Ram or Ford heavy-duty truck for your next purchase, you might be wondering about how the 6.7 Cummins and Ford 6.7 Powerstroke compare, and understandably so. These two ...

GM calls it the "Mongoose," and it promises to beat Ford's "Scorpion" 6.7-liter Power Stroke that makes 500 hp and 1,200 ...

The 6.4- and 6.7-liter Power Stroke turbo diesel engines are two different versions of the Ford Power Stroke engine, used to power Ford's big Super Duty trucks at various points. Both engines use high ...

The heavy-duty diesel wars have officially entered their wildlife phase. General Motors has confirmed an enormous new Duramax ...

GM has spent years watching Ford make the biggest torque number in the heavy-duty pickup segment. Its answer is more displacement. GM has teased an all-new Duramax 8.3L Turbo-Diesel V8, which it says ...

Ford rival GM is reportedly working on developing a new 8.3L Megamax diesel engine that would ape The Blue Oval's dominant ...