Air temp: Rt side in front of radiator support and behind the grille for the outside air temp display; other one is underneath the air box silencer for engine temp sensing. Coolant temp: Under AC compressor, front of engine block. Unaware that there are 2 of them. HEMI CLUB MEMBER #45; SILVER WK CLUB MEMBER #13. '08 WK GC Limited. 5.7L HEMI.
HEMI's have KR issues. The KR issues are 99% of the time contributed to by oil contamination in the intake charge, reducing the effective octane in the combustion chamber, and leading to a loss of performance. Plenty of people have seen solid power gains on even stock vehicles when getting rid of an oil issue by adding a catch can that works thermostat 5.7 hemi. Shortly after getting my hemi, it went for major service and I had the thermostat replaced with coolant replacement. I did not do the job. Old thermostat was tested and did not open fully; 203F temp, as is standard. Still not happy with the new thermostat operation in that it seems to open only when the temp gauge reachesThe third-generation Jeep Grand Cherokee (WK), a mid-size SUV, now has a 5.7-liter Hemi V8 engine as an option.Only a small number of trims offered this feature, but by the fall of 2008, Jeep had improved the 5.7-liter HEMI engine to produce greater horsepower and torque.
136 posts · Joined 2009. #23 · Nov 27, 2019. 275.00 per valve cover. 75.00 per gasket. Rock Auto Same MOPAR part are 132.00 per valve cover WHICH includes the gasket (I Called) Rock Auto Gasket FelPro is $22.00 per set! The stealership is trying to really get one over! 2000 TJ, 33x12.50 MTZs on 15x10 wheels.
The 5.7-liter HEMI turns the Grand Cherokee into a drag racer. Off-road, we were amazed by the grip that the Quadra-Drive II displayed.XdQTK.
grand cherokee 5.7 hemi 2008
