The launch of the new Grand Cherokee marks the first application of company’s new, flexible fuel 3.6-liter Pentastar V6 engine, which features Variable-Valve Timing, 290 horsepower and 260 pound-feet of torque at 4,800 rpm. Also available is a 5.7-liter HEMI V8, generating 360 hp and 390 lb-ft of torque at 4,250 rpm. The HEMI features VVT and fuel-saving Multi-displacement System (MDS) technology with dual exhaust to maximize efficiency.