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Will a dual fan setup from an IROC properly cool my 435HP engine.

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Old Jan 28, 2001 | 06:26 PM
  #1  
CamaroMike's Avatar
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Will a dual fan setup from an IROC properly cool my 435HP engine.

I am currently running a mechanical clutch fan with underdrive pullys on my 84 Camaro and was wondering if an electric fan setup would keep my car cool? Do you see and HP gain by doing this or am I just wasting my money?

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84 Camaro ZZ4 with HOT cam. 1.88 60' (12.98 @ 105MPH E.T.)
Other Mods: You name it and I have probably changed it.

2001 Dodge Ram Quad Cab 5.9L 4*2

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Old Jan 28, 2001 | 06:53 PM
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ede's Avatar
ede
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From: Jackson County
one of the hot rod magzines did a story on this not long ago. if i recall the set up you have was the best as far as mechanical fans go, but the eletric fans made more power, or freed up more power.

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ICON Motorsports

1st & 3rd
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Old Jan 28, 2001 | 09:29 PM
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CamaroMike's Avatar
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Thanks for posting ede! You are one hell of a regular. I wonder what kind of power increases could be expected? My Camaro really gets hot at the strip! I was wondering if the underdrive pulleys were just too much and an electric system was the way to go? Unfortunately all electric fans in Summit and Jegs do not seem to support my HP level.

Oh wait I have Edelbrock headers that means I am running like 100HP. Nevermind I don't even need a fan! BWAHAHAHAHAHAHA! J/K

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84 Camaro ZZ4 with HOT cam. 1.88 60' (12.98 @ 105MPH E.T.)
Other Mods: You name it and I have probably changed it.

2001 Dodge Ram Quad Cab 5.9L 4*2

ASE Certified Auto Tech
LIVE AND DIE BY THE ALMIGHTY BOWTIE!
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Old Jan 28, 2001 | 09:42 PM
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ede's Avatar
ede
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it was in a magizine in the last few months, i read hot rod, CHP, and car craft, so it'd have to be one of them. sorry i don't keep my old issues. i think there was about 20 hp on a 400 or so hp engine to be gained or lost depending on what fan set up was used. stock 4 blade, flex, clutch, eletric, and maybe a few others.

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ICON Motorsports

1st & 3rd
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Old Jan 29, 2001 | 08:55 AM
  #5  
Desert86Roc's Avatar
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If you dont have a well fitted shroud around your mechanical fan, it will not cool the motor.

A dual electric will cool you down quick at idle...I just leave mine on at the track, and the temp stays right where my thermostat is. Should keep you cooler on the road too. That is, as long as there are no other problems (like a TCC that wont lock, but that's another story).

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Mike Metzler (Desert86Roc)
Mike@SpeedworldMotorplex.com
[*] Webmaster: SpeedWorldMotorplex.com[*] Click Here For My Racing Page[*]86 IROC 305 TPI (406 build in progress)
ET's @ 1250 ft[*] 14.28 @ 95.461 mph (uncorrected, NOS, no headers)[*] 15.365 @ 86.785 mph (uncorrected, Headers, no NOS)

Geez...cant spell today

[This message has been edited by Desert86Roc (edited January 29, 2001).]
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Old Jan 29, 2001 | 09:35 AM
  #6  
spud's Avatar
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From: Marshall,IL
Car: 82 & 91 Firebird
Engine: 400 & 355
Transmission: TH350 & 700
Axle/Gears: 4:11 & 2.72
Well my bird always has run hot 190-220 with a 160 themostat. With the clutch fan. But since I put a dual fan setup out of a 92 gta, It sat on 160. I will find out this spring if will keep the new motor cool. It should be close to 425HP.
Later
John

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82 Firebird,355,Cam 224/234, .466/.488,TH350 Tranny,650 HolleyDP,Hooker Headers(I.E. POS) Manual steering
Best 8th et 8.62@80mph.
NEW for 01
A 408,dart iron eagle heads,street dominator intake, 750 SD,cam 229/239, .497/.520, Also a big hole in the hood.
Shooting for 12's.
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Old Jan 29, 2001 | 10:15 AM
  #7  
84FTA's Avatar
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From: Youngstown, Ohio, USA
I just swapped to dual elec. fans. (not stock, they are about 1" larger in radius than the stock ones and took some creative mounting). They move a lot of air and are better than the clutch fan was. If you have an overheating problem you'll probably have to go with a larger radiator before you go with a better fan set-up than the dual fans.

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1984 WS6 Trans Am Hartop
Former L69 Car under restoration
1984 Trans Am T-tops
4-bolt main 350, performer intake, headers, Holley 650, T-5, hayes clutch, dual elec. fans and 3.23's.
Daily driver and restoration
13.98 @ 101
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Old Jan 29, 2001 | 10:32 AM
  #8  
CamaroMike's Avatar
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I have an IROC radiator and an external tranny cooler, so that is not a problem.
I also have a TCI full manual competition tranny without lockup. I have to leave her in third to keep the temp down.

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84 Camaro ZZ4 with HOT cam. 1.88 60' (12.98 @ 105MPH E.T.)
Other Mods: You name it and I have probably changed it.

2001 Dodge Ram Quad Cab 5.9L 4*2

ASE Certified Auto Tech
LIVE AND DIE BY THE ALMIGHTY BOWTIE!

[This message has been edited by CamaroMike (edited January 29, 2001).]
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Old Jan 29, 2001 | 10:36 AM
  #9  
88 427 Camaro's Avatar
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From: Mpls, MN USA
Car: 88 Camaro
Engine: 427 BBC
Transmission: T400
The best fans to run are Spal. When I was at the PRI show, I talked with everyone that sold fans and/or radiators and Spal was the best. I am switching over to a dual Spal fan and a Mezeire pump. Anyone want to buy a Weind pump (for a BBC), the aftermarket electric fans or a Morso electric drive kit?

Miles

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88 427 Camaro
12.18 @ 113mph 1.75 60ft

www.koolmeister.com
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Old Jan 29, 2001 | 01:31 PM
  #10  
Biochem's Avatar
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From: This spot right here --->*
Car: 2002 SOM z28
Engine: LS1
Transmission: T-56
I swaped in a dual electric fan setup from Permacool or something. Good kit and moves a lot of air... but it still didn't seem to cure my overheating problem. I think the underdrive crank is the biggest culprit, and second or tied with that is the 16yr old stock radiator that will be replaced this spring.

Right now, my temp for the water stays at 160 and the tranny temp soon reaches and stays around there too. Come summer, I bet those numbers will rise a bit if I don't get a new radiator.

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1984 z28 w/ a 357 cu in. monster engine which is looking like the posterchild for Edelbrock with the exception of the Holley 750vac... all the suspension stuff... 9-bolt posi disk is in...

-=ICON Motorsports=-
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Old Jan 29, 2001 | 05:32 PM
  #11  
CamaroMike's Avatar
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Keep em comin! Thanks guys.
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Old Jan 29, 2001 | 06:22 PM
  #12  
Mark W. Winning's Avatar
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From: Stuart, Florida USA
I swapped to a dual fan setup from a 4th gen for $100. Car runs 180 in Florida. Best of all, I wired one fan to come on first, ans then the second a few degrees later.

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1992 Pontiac Firebird 350/Six Speed
1987 Toyota Pickup 383/500+ HP
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