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Fluidyne/Koyo and fans

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Old Jun 22, 2005 | 10:37 AM
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Fluidyne/Koyo and fans

I've got a Fluidyne radiator with the Permacool "finger chopper" on it, and a Greddy Front Mount. Thing is, the stupid finger chopper has no shroud, and is doing jack crap in my opinion.

First (and I searched on this), do you know of a shroud that someone makes to fit the Fluidyne? I custom made one myself but it's not working all that well.

Second, does the stock fan and shroud fit right on this sucker? It seems like it would, but I'm not sure. I'll probably just go with an old Ford or Fiero fan complete with shroud, and sell the permacool, I dunno.
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Old Jun 22, 2005 | 10:59 AM
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stock clutch fan and shroud fit these rads. Also with a greddy fmic your temps are going to scare the hell out of you on highway driving. I am adding another oil cooler in a few weeks to help this problem and if that doesn't work I am going to vmount.
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Old Jun 22, 2005 | 11:03 AM
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Originally Posted by Bukwild
stock clutch fan and shroud fit these rads. Also with a greddy fmic your temps are going to scare the hell out of you on highway driving. I am adding another oil cooler in a few weeks to help this problem and if that doesn't work I am going to vmount.
From everything I hear from race car owners, these oil coolers are MORE than adequate to cool the oil system. The problem isn't highway, it's surface streets, 45 mph roads. Plus the previous guy goofed up the stock bumper, which didn't help at all.
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Old Jun 22, 2005 | 11:16 AM
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well the oil cooler is adequate unless you stick a big *** intercooler infront of it. Mine ran 210 all the time on the highway until a cut a little slit in the side molding to let more air into the rad. This got me down to 200-205 but it when right back to 210 when I would go up a long hill. I am going to try and relocate the stock one up front. Buy a new 30 row oc. And add another stock FC and run a dual setup. If none of these work its vmount time. Here is the slit I cut out in the fron bumper molding.
Attached Thumbnails Fluidyne/Koyo and fans-vert2.jpg  
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Old Jun 22, 2005 | 11:34 AM
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maybe you could get one of those metal panels that cover up the top of the radiator and just shows the overflow tank and hood latch from what i heard they help out alot when you dont have a shroud on and they solved acouple peoples problems with overheating
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Old Jun 22, 2005 | 11:53 AM
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yeah the panel will help but it does not stop the fact that the intercooler is so big and blocks a ton of air that used to flow freely throught the front facia to cool everything off. This is a problem everyone has with a fmic. "Do a search on dual oil cooler" Few people have added another and got the temp down to stock conditions.
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Old Jun 22, 2005 | 12:13 PM
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get a bar and plate core, add a custom duct for air to bypass ic under the oil cooler ...the duct will be expensive if you do it right though
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Old Jun 22, 2005 | 12:19 PM
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I got an idea.. GET A DIFFERENT INTERCOOLER. Don't want to sound like a dick or anything, but not every expensive item is designed so great. In this case the intercooler was designed to big. They do make smaller ones, and unless you are running a ton of boost, why do you need one so big?
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Old Jun 22, 2005 | 12:32 PM
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look into v-mount and smaller intercoolers, and ebay core should be more than sufficient
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Old Jun 22, 2005 | 12:41 PM
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The black magic comes with a shroud and a rubber gasket that holds up against the radiator to pull air right through it. I'm using this setup with the koyo rad with excellent results.

-Mike
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Old Jun 22, 2005 | 02:28 PM
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Originally Posted by 91mazdarx7
maybe you could get one of those metal panels that cover up the top of the radiator and just shows the overflow tank and hood latch from what i heard they help out alot when you dont have a shroud on and they solved acouple peoples problems with overheating
The top cover is already there, a custom plastic one, seals pretty good.
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Old Jun 22, 2005 | 03:23 PM
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I used a Vintage Air shroud made to fit some hot rod with my Koyo. It fits the radiator core dimensions dang pretty perfectly. I just had to use a heat gun and some pipe to mold the shorud to give clearance for the inlet and outlet.
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