Chevy announced the addition of the GM 6.6L L8T V8 engine block to its official performance accessories catalog this week ahead of the start of the SEMA360 online trade show on November 2 nd.

Chevrolet's 6.6L Duramax Diesel is a heavy-duty powerhouse. ... Chevrolet strengthened parts of the engine, such as the cylinder block, to support greater power output.

New 523-HP 6.6-Liter L8P V-8 Crate Engine From Chevrolet Performance 6.6 liters of displacement, a boost-ready iron block, and a hotter cam make this new crate engine perfect for your hot rod project.

In 2007, four-cylinder models represented 23 percent of Chevrolet retail sales in the United States, less than either V-6 or V-8 equipped models. So far this year that number has increased to 46 ...