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Big HP guys what cooling system?

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Old Oct 11, 2005 | 01:21 AM
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Default Big HP guys what cooling system?

Since I put the turbo my car has been over heating every1/4 mile to a point where I have to pull over even given it no boost. I have two big fans in front of radiator, and tomorrow Ill put a switch on them to leave them running full time. Something tells me it wont be enough. What are most turbo guys doing as far as coolant? What could be the cause of this?
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Old Oct 11, 2005 | 05:07 AM
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I had the same problem. As soon as I sat in traffic the car would go hot. I found out that I had the fans wired wrong and they were spinning backwards. So I changed that and the temp stayed low. This was in 100+ degree weather to. So check them because I bet you have the same problem going on.
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Old Oct 11, 2005 | 05:47 AM
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Originally Posted by HellRaiser
I had the same problem. As soon as I sat in traffic the car would go hot. I found out that I had the fans wired wrong and they were spinning backwards. So I changed that and the temp stayed low. This was in 100+ degree weather to. So check them because I bet you have the same problem going on.

Are you running yours as pusher fans? What fans are you running?
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Old Oct 11, 2005 | 06:06 AM
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What radiator do you have? Again what fans are you running? Does it get warm at idle or in traffic just sitting there? Intercooler? Is the fans shrouded?
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Old Oct 11, 2005 | 09:00 AM
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I had that same problem when i did my ATI SC install.... wired the fan backwards. Flopped the wires and ran fine...... and that was with the supplied single fan from ATI in hot *** S. Texas weather. That was with a stock thermostat and the fan turned on a 185. Royal Purple water wetter but i doubt it helped...
New setup is a single Griffin Radiator (smaller then stock) with a single 16" SPAL puller fan. Stock water pump..... and stock thermo again.......

Kyle
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Old Oct 11, 2005 | 12:15 PM
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the fans are facing the right way Iam sure of it. Tey are pretty big its the same ones from summit that Phamspeed reconmended. Meybe its my water pump, I just had work done and they put in a new water pump... stupid question, how can I tell if the pump is out?
Also the car smokes alot from the exhaust when I start it or after I give it any boost. I opened the intake pipes and it had some oil on the inside. Blown turbo seals do to much oil preasure? Those are my biggest obsticles right now.

Last edited by SELLSZ06; Oct 11, 2005 at 12:22 PM.
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Old Oct 11, 2005 | 12:31 PM
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I run stock fans and radiator. I think you have installer error going on.
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Old Oct 11, 2005 | 01:34 PM
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I think something like that too, or air bubble in the system?
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Old Oct 11, 2005 | 06:13 PM
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Originally Posted by SELLSZ06
the fans are facing the right way Iam sure of it. Tey are pretty big its the same ones from summit that Phamspeed reconmended. Meybe its my water pump, I just had work done and they put in a new water pump... stupid question, how can I tell if the pump is out?
Also the car smokes alot from the exhaust when I start it or after I give it any boost. I opened the intake pipes and it had some oil on the inside. Blown turbo seals do to much oil preasure? Those are my biggest obsticles right now.
Your not getting what I am saying here. It doesn't matter if you have the fans facing the right way or not. If you have them wired backwards then they will not do the job right. Yes they will turn on and all and keep the car cool but after the car sits to long(like in traffic) the car will get hot. I had the FAL 240's pusher fans mounted on the other side of where the stock fans use to be. If you have them wired wrong then that would be your overheating problem right there. I used stock Rad to.

As for the oil problem I asked before and don't think you answered back? Hows your oil return line look? where did you tap the oil pan? You might need a bigger oil return line or you might of tapped it in a bad location. Maybe you need to put a oil restrictor in your feed line. You PCV setup might be wrong>
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Old Oct 11, 2005 | 06:18 PM
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If your running the same fans as I was then the best way to describe the way they sound when wired right is a hover craft sitting in front of your car. They are LOUD. When I had them wired wrong they really didn't sound super powerful but you could hear them for sure. There is a HUGE difference between the two.
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Old Oct 11, 2005 | 08:10 PM
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If they are wired wrong the EASIEST way to check to see if they are blowing the right direction is to
1) GET A SHEET OF PAPER, PAPER TOWEL, LENGTH OF TISSUE...ETC
2) TURN THE CAR ON, LET THE FANS KICK ON, OPEN HOOD
3) GET THE SHEET OF PAPER OR OTHER FORM OF PAPER PRODUCT, HOLD IT INFRONT OF THE FANS.
4) IF THE FANS SUCK THE PAPER TOWARDS THE RADIATOR, THE FANS ARE WIRED RIGHT, IF THE FANS BLOW THE PAPER BACK TOWARDS YOU, THEY ARE WIRED WRONG.

PUSHER FANS PUSH, IF THEY ARE WIRED WRONG THEY WILL PULL AIR TOWARDS THE HOODLATCH.

ALSO....
Get some -40 below engine coolant additive, follow the instructions on the back of the can to a T
That will help a lot, I run it and my car stays cool.

ANOTHER VERY IMPORTANT STEP TO RUNNING FANS IN FRONT OF THE RADIATOR.
HAVE YOUR FANS COME ON @168 degrees, this is done via HPT, EFILive, LS1edit.
That will give your car a nice head start to keeping cool with pusher fans.

I've run the FAL's for about 5 years with no problems, with the turbo on the car, the cooling got a lil touchy but I added in the cooling treatment and all is well.

Next thing to do to keep the car cool would require relocating the radiator, and adding in a large single fan, like Slowhawk and quite a few others have done.
J
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Old Oct 11, 2005 | 08:13 PM
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Originally Posted by frcefed98
If they are wired wrong the EASIEST way to check to see if they are blowing the right direction is to
1) GET A SHEET OF PAPER, PAPER TOWEL, LENGTH OF TISSUE...ETC
2) TURN THE CAR ON, LET THE FANS KICK ON, OPEN HOOD
3) GET THE SHEET OF PAPER OR OTHER FORM OF PAPER PRODUCT, HOLD IT INFRONT OF THE FANS.
4) IF THE FANS SUCK THE PAPER TOWARDS THE RADIATOR, THE FANS ARE WIRED RIGHT, IF THE FANS BLOW THE PAPER BACK TOWARDS YOU, THEY ARE WIRED WRONG.

PUSHER FANS PUSH, IF THEY ARE WIRED WRONG THEY WILL PULL AIR TOWARDS THE HOODLATCH.

ALSO....
Get some -40 below engine coolant additive, follow the instructions on the back of the can to a T
That will help a lot, I run it and my car stays cool.

ANOTHER VERY IMPORTANT STEP TO RUNNING FANS IN FRONT OF THE RADIATOR.
HAVE YOUR FANS COME ON @168 degrees, this is done via HPT, EFILive, LS1edit.
That will give your car a nice head start to keeping cool with pusher fans.

I've run the FAL's for about 5 years with no problems, with the turbo on the car, the cooling got a lil touchy but I added in the cooling treatment and all is well.

Next thing to do to keep the car cool would require relocating the radiator, and adding in a large single fan, like Slowhawk and quite a few others have done.
J

word Jer word......
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Old Oct 11, 2005 | 08:16 PM
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Old Oct 11, 2005 | 09:11 PM
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the fans were fine< I ran the fan b4 the turbo went in, and they are blow the right way, the coolant is flowing inside the radiator so the w-pump is fine, the fans come on the right time, and it has a 160 thermo.The problem was the coolant the temperary resevoiur, fix that got a new one. So the overheating thing is fixed fix, now theres smoke coming out of the exhaust and it is whiter and it doenst smell like oil. It smokes alot more now and it might be a head gasket. I had heads put in by a "nameless" high performance shop, and it wouldnt surprise me if they f***** up. Some how Its blowing coolant from somewhere inside of the hood, and probably inside the engine under boost. And I still have some oil inside the intake pipes, even after using a scavenge pump, decent sized oil lines and oil restrictor. Maybe turbo seals are broken and too much oil pres. help.

Last edited by SELLSZ06; Oct 11, 2005 at 09:18 PM.
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Old Oct 11, 2005 | 09:39 PM
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Wow, sounds like turbo seals are the least of your worries now.
SO you can see coolant coming out of the block somewhere? IF you can definately get it back to the shop so they can fix the problem. I'd do it myself, so you can be sure that its done right. If it overheated bad enough you could have warped the heads.

With the oil in the pipes...it'll take some time to get it out especially if you had a nice problem with the turbo blowing oil into the DP. I had to remove my DP and my "s" pipe that I made to connect the catback to the DP to get all the oil out. I used 3 cans of brake cleaner to clean the oil out of em. Been fine since.

I had quite a bit of oil move through the turbo into the DP, but since I fixed the problem the turbo has been fine, no blown seals..pretty sure yours is fine too.

Post a nice clear pic of your drain line please. You shouldn't be having any problems getting oil out of the turbo especially with a scavange pump...unless the scavange pump isn't working right.

How high is your pan drilled? Post a clear pic of that too.
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Old Oct 11, 2005 | 09:54 PM
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Yeah I dont know what to do, the motor sounds fine but it has to be head gasket, Never done the heads b4 how hard is it? I dont even think I should start it. On the other hand i should take it to that shop but that was one of the worst experience of my life they had my car for 6 mos. As far as the pipe I did use brake cleaner to clean it, stood up the intercooler over night with brake cleaner and drained it. I had some oil right after the turbo so that might indicate that is not left over.
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Old Oct 12, 2005 | 05:04 AM
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The coolant in the enginebay could of been from when you over heated. It happen to me when I threw a belt and the car overheated. Coolant was coming out the overflow I think all over the passenger side of the enginebay.

As for your oil thats a tuff one to figure out if you are running a pump setup. When it happened did you take off all the IC pipes and clean them out? Also hows your PCV valve setup, are you running a catch can with a check valve in place?

I would try all this stuff first before taking it to a shop for the head gasket. Can we get a picture of your oil line setup?
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Old Oct 12, 2005 | 06:35 AM
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Just watch the FAL fans if you note what they state in the bottom of every page of their catalog it states these fans should not be used on multiple core radiators. They do not have a large motors such as Spal, Tripacs or Griffins. We have fans that have 225 and 260 watt motors. Stay away from Zirgo we had one of their fans (2700 cfm) and it wouldnt pull 1200 through a 2.68" core as opposed to the other ones i listed were in the 1900 cfm range all within 40 cfm of each other.
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Old Oct 12, 2005 | 06:50 AM
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take of radiator cap (not the overflow cap) is the radiator empty? is the overflow full.. and overflowing? does the exhaust smell sweet?

i got stock fans on at 180* stock radiator, 160 stat
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Old Oct 12, 2005 | 07:17 AM
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yeah the smell of the exhaust is almost sweet. under boost its coming out somewhere on the passenger side even after a sealer overflow I put in, but since when I got back from the test drive it was overheating again and white smoking alot Iam hesitant to drive. hope I didnt warp my new heads. As far as the oil problem gos Ill get some pics of the oil system if someone can post them.
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