I had just completed an AX15 swap behind the 2.5L in my ’89 Wrangler. And wouldn’t you know it, shortly afterwards the engine started getting tired and developed sporadic drivability issues that made ...

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.

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" ...

The 2018 Jeep Wrangler is fresh out of the oven, but the peeps at Bruiser Conversions decided to roll their sleeves, removing the 3.6-liter Pentastar V6 from the engine bay. In came the crate version ...

This video details the process of performing an engine swap on a Jeep Wrangler JK, specifically replacing the stock engine with a Hemi 6.4 for increased performance. It covers the planning and ...

The Jeep Renegade is the most pedestrian model in the Jeep lineup. However, a builder named Mike Martin thought otherwise and decided to transplant a 5.7-liter V8 Hemi engine into the Renegade's tiny ...

Introduced for the 1987 model year, the Jeep Wrangler took until the 2021 model year to receive a V8 engine in the guise of the 392 HEMI. The free-breathing lump cranks out 470 horsepower and 470 ...

America's Most Wanted 4x4 offers Jeep Gladiator owners a chance to go ham with a Hellephant engine conversion, which provides a whopping 1,000-horsepower powertrain and engine calibrations. Mopar ...

Jeep said this could be done, and now someone’s gone and done it. Last month, we wrote about Jeep’s acknowledgement that the 6.2-liter, supercharged “Hellcat” V8 engine fits in the Wrangler and ...