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Anyone ever try this turbo cooling technique?

Old Sep 27, 2010 | 04:11 PM
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Anyone ever try this turbo cooling technique?

Wasnt sure how much it would help(more hp or help te tubo last longer), but today at work I was thinking, like I said I dunno if it would even help.

But to run a aftercooler(oil cooler, but run the water lines to it.) to cool the coolant more befor entering the turbo. Just a thought, might not give power but maybe help turbo last longer?

Anyone ever think/try this?


just wondering, dont bash. just know the water lines going from the turbo are pretty hot. esp. after running it for awhile/hard.
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Old Sep 27, 2010 | 04:28 PM
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i think it would be pointless
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Old Sep 27, 2010 | 04:40 PM
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I agree with EvoJoe

It's a good idea, but running coolant to another heat exchanger would do 2 things:

1) It would take away coolant from other parts, leading to less heat transfer on those parts

2)I would think that as the coolant warmed up to a steady state that the minimal temperature difference you would gain would be insignificant

Plus, if you got a leak in one of the tubes you could send oil into the coolant, or water into the oil. Just another piece that could cause you problems

I could be wrong, but thats my .02
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Old Sep 27, 2010 | 04:51 PM
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edit for misreading OP.

Last edited by SLO-EVO; Sep 27, 2010 at 06:56 PM.
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Old Sep 27, 2010 | 05:02 PM
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Originally Posted by twnty100drummer
I agree with EvoJoe

It's a good idea, but running coolant to another heat exchanger would do 2 things:

1) It would take away coolant from other parts, leading to less heat transfer on those parts

2)I would think that as the coolant warmed up to a steady state that the minimal temperature difference you would gain would be insignificant

Plus, if you got a leak in one of the tubes you could send oil into the coolant, or water into the oil. Just another piece that could cause you problems

I could be wrong, but thats my .02


No man like you could use another cooler. Like I have an extra AMS cooler that I could mount somewhere. Not saying I would. Just an idea hommie. Work can be boring at times. So it just popped up.
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Old Sep 27, 2010 | 05:04 PM
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Good idea. Try it out. Only problem I see with it, is there enough pressure out the oil or water lines to push through the cooler and out to the turbo? Not sure If gravity alone will do it. You could even add like a mini pc fan to it to help cool it even more.
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Old Sep 27, 2010 | 05:05 PM
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You know kinda like auto trannys have a cooler. Yes it could be pointless, the turbo it hot as crap anyways but y'all dont think keep it cooler would help keep intake temps down? Yes I know, just run a good IC and you'll be fine. But this would benfit someone who is doing back to back racing or autox.

Just an idea.
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Old Sep 27, 2010 | 05:36 PM
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Something small like this would be cool..I could see 2-3 pc fans on this
http://new.minimania.com/images/inst...e1055/img1.jpg
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Old Sep 27, 2010 | 05:44 PM
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I dont know anyone that has tried this but there always has to be a first. I think you should try it a get back to us. this is how more power is gained, from new ideas and someone who is willing to try them!
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Old Sep 27, 2010 | 06:19 PM
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I dont think it would be pointless. If your racing and want the absolute edge as much as you can, then its a good idea. If its a dd then you wont really notice a difference. It just depends on how hardcore the car is driven. Nascar teams have experimented with separate cooling systems for the head and block since aluminum and iron expand differently. To equalize this they have tried separate cooling systems for each. They have also done silicon lining in the intake tract to keep heat out, nikicil coated cylinder walls in engines used in superspeedways, etc. etc. If your trying to get the most out of a setup then its just a matter of trying not to add too much compelxity or weight to the setup.
On that note I dont think its soo much an issue of heat extraction of the turbo but rather keeping the heat inside the turbine to keep the gas velocity up. A good ceramic coating will probably get you 90% of what your looking for. my .02
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Old Sep 27, 2010 | 07:43 PM
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Yeah, was just thinking.

I mean it wouldnt cost me much at all. My tuner doesnt think its worth but. Said maybe with the help of a fuel cooler or something. I dont autoX or anything. So just tossn the idea out there.

I do have an AMS oil cooler for my 1G laying around. Might get around to trying it. It just makes to much sense. You have an IC to cool the air not cuz the turbo sucked in hot air. Its cuz the turbo itself makes the air hot, so cooling the turbo, seems like it would help with temps. Again, I know having a good IC will do the trick, I personally have an AMS IC with cast end tanks, but might be worth a try!
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Old Sep 27, 2010 | 08:02 PM
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The turbo makes the air hot because it pressurizes the air.
Water cooling is for the bearings not intake temp.
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Old Sep 27, 2010 | 08:29 PM
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Originally Posted by twnty100drummer
I agree with EvoJoe

It's a good idea, but running coolant to another heat exchanger would do 2 things:

1) It would take away coolant from other parts, leading to less heat transfer on those parts

2)I would think that as the coolant warmed up to a steady state that the minimal temperature difference you would gain would be insignificant

Plus, if you got a leak in one of the tubes you could send oil into the coolant, or water into the oil. Just another piece that could cause you problems

I could be wrong, but thats my .02
1) No coolant would be taken away from other parts. More coolant would be required to fill the heat exchanger. Coolant would flow to the other parts as normal. The heat exchanger would be installed inline between the outlet line and the inlet line of the turbocharger.

2) The outlet of the heat exchanger would always be cooler than the inlet and would be cooler than not having the heat exchanger installed at all.
I think the OP was talking about using an oil cooler as radiator for the coolant. So the oil and EG/H2O would never be in the same heat exch. to have the opportunity to become mixed. It would be a air/water, not oil/water.

These motors can run for 200k+ on the stock components. that's good enough for me. I don't see the need in complicating the system even more.
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Old Sep 28, 2010 | 08:24 AM
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The first turbos installed by auto makers didn't have water cooling. The addition of water cooling was a successful attempt to solve the oil carbonization problem that would sometimes plug turbo lubrication passages. The use of synthetic oil takes this a step further.

Turbo lubrication problems are now very rare and when they do occur they are usually caused by pressurization of the crankcase and not cooling.

So, I think you are brainstorming a fix for a problem that no longer exists.
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Old Sep 28, 2010 | 08:55 AM
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I think if you're looking for something to cool maybe look at cooling your fuel. I read somewhere that it had a decent gains. Maybe route/loop a line into your A/C compressor lines or something to that effect.
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