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.

Barbie Jeep? Not exactly, as this 1990 Wrangler is a true off-roader, packing multiple modifications and a punchy V8 engine under the hood that allows it to roam free with some of the most powerful ...

LS V-8 engine swappers are a unique breed. As hot-rodders, they know the deep devotion to car brands that most folks in the hobby have. And yet, LS swappers are iconoclasts in microcosm. There's ...

I'm planning to retrofit a late-model LS engine into my 2002 Jeep 4x4, and want to fabricate my own exhaust headers. It needs to conform to California emissions standards. I don't want ugly "smog" ...