If you've ever been disappointed by the horsepower figures coming from your Jeep Wrangler JK, whether it has the 3.8-liter or the 3.6-liter V-6, and you've considered an LS swap, you're not alone.

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 ...

After pulling a 5.3L LS truck engine out of a junkyard, I wanted to find out for myself how easy it was to get it running again. The junkyard guy said that the engine was in fact a 5.3L out of a 2004 ...