The Vortec 5.3L V8 LMG was an engine produced by General Motors for full-size SUVs. Displacing 5.3 liters in a V8 configuration, the LMG was part of the Vortec (Generation IV Small Block) engine ...

Every pickup truckbrand has its claims to fame, but when it comes to their engines, only a few ever reach legendary status. These are the ones that quietly outlast trends, hauling and towing their way ...

The 5.3L Vortec engine has earned its place as Chevrolet’s longest-lasting pickup truck engine, powering popular models like the Silverado and demonstrating exceptional durability. Many of these ...

For over a century people have been modifying their factory stock engines by adding performance-enhancing parts. While some have transformed their vehicles into absolute road monsters adding hearty ...

If you can't get to a salvage yard, or just want to start with a clean, fresh, and rebuilt enginethen you can't go wrong with this Gen I 5.3L Vortec / LS long-block crate engine from Summit Racing (PN ...

In this stage of the refresh of our ’04 Chevy Avalanche 1500 Z71, we’re tackling the engine. Like millions of GMT800 pickups and SUVs, ours is equipped with the venerable LM7 iron-block 5.3L Vortec ...

Modifications for your 5.3L Vortec V8 engine are a lot like eating potato chips ... you can't stop at just one. It starts innocently enough with a cold air intake, because hey, who doesn't want better ...