What Engine Is In A 2012 Jeep Wrangler?
What Engine Is In A 2012 Jeep Wrangler? What engine is in a 2012 Jeep Wrangler? That big change is an all-new engine, as under the hood of every 2012 Jeep Wrangler sits Chrysler’s new 3.6-liter Pentastar V6. In the JK, it puts out 285-horsepower and 260 lb-ft. of torque. That’s a huge 83-horsepower jump,