What engine is in 2012 Jeep Grand Cherokee (WK2) 5.7 V8 HEMI Overland? The 2012 Jeep Grand Cherokee (WK2) 5.7 V8 HEMI Overland has a V 8, Petrol engine with 5654 cm3 / 345 cu-in capacity. How many horsepower (hp) does a 2012 Jeep Grand Cherokee (WK2) 5.7 V8 HEMI Overland have? Neither engine seems prone to head gasket or head failure but it can happen. 2017 Jeep Grand Cherokee Summit 4x4, 5.7 Hemi & 2017 SRT 6.4L & 2020 Trackhawk 6.2L The Jeep Grand Cherokee is available with three engines, two transmissions, and five drivetrain configurations. Optional is a 5.7-liter Hemi V-8 that produces 360 hp and 390 lb-ft of torque Today I drive and review a 2022 Jeep Grand Cherokee Overland 5.7L Hemi V8!Murdock Hyundai: here is the kit I bought: 2006 2008 Grand Cherokee Hemi Tune Up Kit 5 7L 172981 | eBay. Looks like p/n: VMWK60K11. 05 WK 4x4 5.7L (Extras: Dynomax 19421 exhaust) Previously owned Jeeps: 76 CJ7, 93 YJ, 98 TJ, 99 WJ, 84 SJ, 83 CJ7, 90 XJ, 94 ZJ, 87 SJ, 97 ZJ, 02 WJ, 84 SJ, 08 JKR, 09JKUR. R. Before doing this one, understand that Chrysler uses the same 80mm TB on all of their 5.7, 6.1 and 6.4 Hemi engines, so it must be quite adequate. Some people claim better throttle response with the larger one, but usually a smaller TB will give better throttle response. The Jeep Grand Cherokee comes with a variety of engines. And the gas type always depends on the engine vehicle’s carries. Jeep Grand Cherokees with 3.6L, 3.7L, 4.0L, and 5.2L engines use regular unleaded gasoline (87). 5.7L and 5.9L engines use mid-grade gasoline (89). 4.7L HO, 6.1L, 6.2L, and 6.4L engines intake premium gasoline (91 or CciE.