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Underhood Temps. Is there a Fix?

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Old 03-15-2007, 01:07 PM
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Default Underhood Temps. Is there a Fix?

My underhood temps are really hotttttttt...

What kinds of things can I do to solve this?

Coatings -What type

Turbo Blanket- where to get it

Wrap DP- heard that was bad

Other tips.

Or I was thinking a ricer vent where the turbo is

Or just cut and mold a cowl on my hood

Tips ideas etc.
Old 03-15-2007, 01:18 PM
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i used coatings wrapped the turbo
Old 03-15-2007, 01:38 PM
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Use a coating on the hot parts. Wrap the turbo if needed- I heard this decreased bearing life in the turbine....may be true, may not be.

And a vented hood never hurt anyone either. The more airflow in the engine compartment, the lower the temps.
Old 03-15-2007, 01:42 PM
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I had my stuff coated and a blanket. You could get a heat extractor hood, if they make one.
Old 03-15-2007, 01:49 PM
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On my TT GTO I used coatings on all hot parts, turbo blankets, and I used header wrap on my DP's, underhood temps are compariable to stock. I've had zero problems.
Old 03-15-2007, 01:50 PM
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Thats right, I had wrapped everything also.
Old 03-15-2007, 01:58 PM
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Coat and blanket the turbos if you want. Does nothing to the units....
Old 03-15-2007, 02:06 PM
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Hood louvers directly above the turbo(s).
Old 03-15-2007, 02:29 PM
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and dont forget water wetter and 160stat, and fans turn on at 160. also wrap teh header if u dont want to wrap teh DP. what are ur underhood temps if they are so bad????
Old 03-15-2007, 02:42 PM
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This is another awsome reason that people cut the front of the bumpers on the TA's..... get the cooler air in there.... I would notice a 20 degree rise in engine temp back when i had my blower in the car and the cover over my front license plate hole....

I agree with the fans on sooner and watter wetter. All of my hot-piping is coated also....

Kyle
Old 03-15-2007, 06:00 PM
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Take the hood off, and everything will be good lol
Old 03-15-2007, 06:15 PM
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speaking of blankets does anyone make one that will fit a thumper?
Old 03-15-2007, 06:37 PM
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Originally Posted by Juiced
speaking of blankets does anyone make one that will fit a thumper?
I was wondering the same thing. Maybe PTK?
Old 03-15-2007, 07:01 PM
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i have piping heat wrapped but i also have my Fans to come on High at 180*...so they are always on and i never see more then 190* even on the hottest days
Old 03-15-2007, 11:38 PM
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Ditch your AC and throw some really serious fans on front of the radiator. I was marginal in stop and go traffic on warm/hot days, and now it's 180 flat all the time. I realized that I'd never turn the AC on anyway with the car running as hot as it was.
Old 03-16-2007, 03:02 AM
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coat and wrap (if you can) all hot parts in the engine bay.
get or have made a vented hood (dont forget you have to ge thte hot air out the engine bay to!)
if its effecting engine temps then think about a bigger/better rad.
bigger rad fans (butn thats not going to sort the problem out on make it go away for a little while)
lower temp sat.
bigger water pump
BIG oil cooler mounted out the eengine compartment (maybe laid flat towards the rear with a fan mounted above it???)

apprt form that im not sure!

have you checked everyhting to make sure somethings not causing higher than normal temps????

Chris.
Old 03-16-2007, 08:33 AM
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T-Stat, water wetter, and a turbo blanket... I've never had some of the problems you guys are mentioning... I've run my A/C in 90+ degrees F and 90% humdity, and I have not gone over 195ish, ever not even in traffic... Only after an hour or so in traffic do my underhood temps affect my alternator... But not since going with a HD LS1 alternator from Afterthoughtsauto. I have nothing vented or wrapped.

I have decided recently to go with an oil cooler... With my old T-70, I would lose oil pressure after rowing through the gears a couple of times... I don't want that happening with a hungrier T-76... Definitely a good idea.



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