General Motors is about to reveal a new 8.3-liter turbodiesel V8 engine called Mongoose, and the name and accompanying teaser ...

It's called the Mongoose, and is ready to fight Ford's 6.7-liter "Scorpion" Power Stroke V8 diesel.

General Motors has confirmed the rumored 8.3L Duramax Turbo-Diesel V8 engine, code-named Mongoose, for the 2027 Chevy Silverado HD and 2027 GMC Sierra HD.

General Motors is continuing its full-scale truck overhaul, dropping a teaser for the engine set to power its upcoming heavy-duty pickup lineup: a massive 8.3-liter Duramax turbodiesel V8 nicknamed ...

The 8.3L Duramax Mongoose is built to beat Ford and Ram, but $6.50-a-gallon diesel makes the timing brutal for buyers.

General Motors is not walking away from gasoline engines-or the V8. The automaker has unveiled two sixth-generation Small Block V8s for the redesigned 2027 Chevrolet Silverado 1500 and GMC ...

The largest among the Big Three in Detroit has released teaser footage of the much-awaited Megamax, which is actually codenamed Mongoose ...

The 2027 Chevy Silverado leads the half-ton segment with 13,700 pounds of towing capacity, beating the Ford F-150 and GMC ...

The 2027 Silverado HD and Sierra HD are getting an enormous new 8.3-liter Duramax turbodiesel V8 nicknamed Mongoose ...

GM unleashes the colossal 8.3L Duramax Mongoose V8 to take on Ford and RAM rivals.

GM has confirmed that it will debut a new, Ford Super Duty hunting 8.3L version of the Duramax diesel dubbed the 'Megamax' in its 2027 model year HD pickups.

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 ...