What engine is in 2013 Jeep Grand Cherokee (WK2) 5.7 V8 HEMI Overland? The 2013 Jeep Grand Cherokee (WK2) 5.7 V8 HEMI Overland has a V 8, Petrol engine with 5654 cm3 / 345 cu-in capacity. GRAND CHEROKEE Engine 5.7L HEMI EZH 10 11 12 Motor FREESHIP Motor Motor FreeShip (Fits: 2011 Jeep Grand Cherokee) $3,117.99. Free shipping. or Best Offer. V6mmHU6.