There's no denying the popularity of GM's line of LS engines and their many variants. And onof the most prevalent, and popular, would be the 5.3L LM7 Vortec. There are hundreds of thousands of these ...

The performance world is full of stories on how to bolt in a $10,000 crate LS engine into a 100-point, perfectly restored muscle car. The majority of these well-meaning stories seem to miss the mark ...

More and more companies are supporting LS swaps with motor mount plates, engine management, headers, and fuel systems. Needless to say, the LS swap is no longer exotic. One thing that is typically ...

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 ...