With the right parts it's easy to turn a 5.3L Vortec block into a 383-inch 540 hp LS-swap mill.

The 5.3L Vortec engine has earned its place as Chevrolet’s longest-lasting pickup truck engine, powering popular models like ...

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 ...

LS engine swaps are all the range, and while there is certainly a case to be made for the power potential of a solid LS-based small-block, the need for complicated electronic fuel injection scares ...

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 ...