I FINALLY INSTALLED MY HAYDEN FANS AND ALSO DID THE BUMP STOP GRIND. STOP THE BUMP STOP GRIND AT 4.61.I ALSO INSTALLED TWO HAYDEN 3690 ELECTRIC FANS AND HAVE THEM SET AT 180. MAN THEY WORK GREAT.ALSO TO I REMOVED MY HYPER 180 THERM WHICH RAN AT 200 AND INSTALLED MY STOCK THERMOSTAT IN WITH THE BB MOD COMPLETED.I DROVE AROUND FOR ABOUT TWO OR THREE HOURS LAST NIGHT AND EVERYTHING WORKED LIKE A CHARM.ITS COOL OUT BUT ON THE FREEWAY AT 80--180.SITTING STILL IN TRAFFIC AC ON--185.WENT AHEAD AND PUT ON SOME STEAL BRADED HOSE COVERS. THANKS TO EVERYONE THAT HELPED WITH THE INFO ON THE POST AND THE ONES THAT ANSWERED MY QUESTIONS.