Thread: Overheating
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Old 08-18-2008, 11:53 PM
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BB1968 BB1968 is offline
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Join Date: Oct 2003
Location: Enterprise, Al. USA
Posts: 232
Unhappy Overheating

Hey guys, I really need some help. My 455 is running to hot, or at least I think so. I live in Lower Alabama and the temp in the summer is always over 90 degees. It runs on the open road fine but when I get into traffic or turn on my a/c the temp goes to 210 or above. I have an aluminum 2 row radiatior (each row is 1") 2 puller electric fans, total of 2100 cfm, (fans are running in the right direction) I have an external trans cooler, 160 t-stat, the block has been decked to .010 out of the hole, heads are 6x8, water pump has cast impeller, timing is set at 16 base with light springs in dist. total at 2800 32. I don't loose any coolant, So I don't think it's a head gasket, it never misses. The temp guage is in the intake, not the head. There aren't any air pockets. Intake is stock 455 that has been deburred and stat housing separated and crossover cut and blocked in the head. I also had a 4 row stock brass and copper rad in it, before I went to the aluminum, with a 7 blade clutch fan and it ran hot with it. New clutch on fan. with shroud.

This is all I think of right now. If any of you have any questions before making suggestion just ask.

Thanks for all the great help I know I will get on this one.