In the world of giant turbo diesel engines, there is no replacement for displacement, at least if you're asking Ford, Stellantis, or General Motors. Following that logic, the biggest diesel engines ...

General Motors unveiled updates to its 2027 heavy-duty truck lineup on Thursday, introducing the refreshed Chevrolet Silverado HD and GMC Sierra HD with a new 8.3-liter Duramax turbo-diesel V8 engine, ...

New diesel engine delivers around 563 metric horsepower and 1,668 Nm of torque; 2027 heavy-duty pickups also gain new electric steering, electronic braking systems and towing capacity of up to 17.2 ...

GM’s new Duramax turbo-diesel 8.3-liter V-8 will go into the 2027 Chevrolet Silverado and GMC Sierra 2500/3500 pickup trucks. The new engine makes 555 horsepower and 1,230 pounds-feet of torque.

The arms race between heavy-duty pickup-truck makers is alive and well, even as much of the auto industry focuses on electrifying its lineups. Still, Detroit’s Big Three continue to push the limits of ...

General Motors just released updates for the 2027 Chevrolet Silverado HD and GMC Sierra HD. Leading the news is an all-new, clean-sheet 8.3-liter Duramax turbo-diesel V8 engine. Built entirely ...

We now have power ratings for GM's monstrous 8.3-liter turbodiesel Duramax V8 engine, dubbed "The Mongoose." It has 555 horsepower, already beating competing Cummins and Power Stroke engines, but you ...

Joel was previously an editor at Autoblog for nearly a decade, covering cars from humble economy hatchbacks to high-end sports cars. He has extensive driving experience with plenty of track time, and ...