With the Cummins 6BT and Duramax LB7 diesel engines already cranking out over 300 horses, even the most powerful version of the 7.3-liter Power Stroke couldn't keep up with just 275 hp.

Those V8 diesel engines are the 6.6 Duramax found in offerings from General Motors, and Ford's 6.7 Power Stroke. As you probably know, General Motors (GM) produces two distinct lines of full-size ...

Chevy will now offer the 6.6-liter Duramax turbo-diesel engine block through its performance catalog. The brand says it’s the perfect starting point to breath new life into an older pickup.

Like its corporate sibling, the Chevrolet Silverado heavy-duty pickup, the GMC Sierra HD inherits an overhauled Duramax diesel engine option for 2017, which brings with it a nifty hood scoop.

In addition to the L96 crate engine, Chevrolet also announced a new Duramax diesel engine block. Based on the block used with the 2010-2017 LML/LGH production engines, Chevy will offer two new ...