Jeep Rubicon Overheating problems... on 2004 Jeep Wrangler

Im having problems with my jeep overheating. I installed a new 3 row aluminum radiator, new thermostat and housing, new coolant temp sensor, flushed system, installed 7 blade fan, clutch works good, new water pump, fan shroud is good. it is a 2004 rubicon 5.5 long arm lift kit, 35" tires, recently installed 4.88 gears, headers, air intake, superchip programmer, 12000lb milemarker winch. thats about it.... i need to fix this problem so i can finally take it out to play again any advice will help.

by in Van Horn, TX on August 09, 2010
3 answers
ANSWER by on August 09, 2010
Has anyone used a infrared thermometer to make sure its not a sensor or the gauge isn't reading properly about $50 at
ANSWER by on August 17, 2010
My moms jeep wrangler is having the same problem. I replaced all the likely parts and no dice. The next part on the list that could be a possible cause is the head gasket. If it is leaking air gets pumped into the cooling system. Have the cooling tested to determine this.
ANSWER by on September 13, 2010
man i have the same problem and it started when i installed my new winch beford this no problems