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1999-2020 GM 4.8 Liter Engines 
(Generations 1, 2)

The GM 4.8L is a V8 OHV engine that is perfect for those who need a little extra power and torque. With a displacement of 293.3 cubic inches and a bore and stroke of 96 mm × 83 mm (3.78 in × 3.27 in), the engine is perfect for a wide range of applications.

The first generation of this engine produces 255 to 285 horsepower at 5200 rpm, while the second generation produces 260 to 295 horsepower at 5200 rpm – so you can be sure that it will get the job done. These engines are also known for their durability, so you can count on them to last mile after mile.

The GM 4.8L engine is used in a variety of popular applications, including the Chevy Tahoe, Silverado, and Express, as well as the GMC Yukon, Sierra, and Savana.

Overall, it’s a complete workhorse that’s built to last and can handle just about anything you throw at it. Whether you’re hauling a heavy load or hitting the open road for a cross-country trip, you can be rest assured that this engine has the power and reliability you need.

1999-2019 GMC 4.8L Gen 1 Engine

2007-2021 GMC 4.8L Gen 2 Engine