Nissan 370Z Forum

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-   -   Stillen Air to Air setup (http://www.the370z.com/forced-induction/104308-stillen-air-air-setup.html)

TopgunZ 06-20-2015 11:41 AM

1 Attachment(s)
Well here is what is trying to cool this v3.

victorofhavoc 06-22-2015 09:48 AM

Quote:

Originally Posted by TopgunZ (Post 3234509)
Well here is what is trying to cool this v3.

hmm...pretty much exactly what I expected. Still can't wait to see your results!

ANMVQ 06-22-2015 11:39 AM

WOW thats out of the intake plenum :/. UG

ANMVQ 06-22-2015 11:39 AM

BTW PM me about your BP kit plans :)

TopgunZ 06-22-2015 01:41 PM

Quote:

Originally Posted by ANMVQ (Post 3235918)
WOW thats out of the intake plenum :/. UG

Yeah. Thats why this thing is only good for their carb approval kit of 8psi and it is not designed to cool off anything over that.

TKomodo 06-23-2015 03:40 PM

2 Attachment(s)
That IC is just the manifold part of the system. Upgrading the external heat exchanger make a big difference in IAT.

The Frozen Boost exchanger is quite a bit larger than the Stillen exchanger.

TopgunZ 06-23-2015 04:06 PM

Quote:

Originally Posted by TKomodo (Post 3237165)
That IC is just the manifold part of the system. Upgrading the external heat exchanger make a big difference in IAT.

The Frozen Boost exchanger is quite a bit larger than the Stillen exchanger.

Yes but even if that front mount was the size of the whole bumper itself it wouldn't be able to handle the heat generated at 10+ psi. It ALL still has to go through the 3 whole inches of aftercooler core in the mani. That is the ONLY part that cools the charge air.

How do we know how much more efficiently that frozen boost front mount is cooling the charge? Has anyone taken an aftermarket intake temp sensor and stuck it in the manifold after the cooler and measured the stillen one, then put the frozen boost one on it and measured that one? I am sure it does drop it down some. However, at 9psi and stillen ic at 200* ait's and frozen boost at 180* is still not efficient enough to crank the boost up to 12psi. You will be seeing iat's that will be disastrous. That's what this whole thread is solving.

swiss370Z 06-23-2015 08:34 PM

Quote:

Originally Posted by TopgunZ (Post 3237185)
How do we know how much more efficiently that frozen boost front mount is cooling the charge?
Has anyone taken an aftermarket intake temp sensor and stuck it in the manifold after the cooler and measured

There's someone ... who has this plan :tiphat:
If my "Z" is finally back, I will Report......sometime

http://img.webme.com/pic/d/die-drei-...pictures30.jpg

.....of waiting



:shakes head:

swiss370Z 06-23-2015 08:52 PM

2 Attachment(s)
BTW:

I found this

http://www.the370z.com/attachment.ph...1&d=1435110674

http://www.the370z.com/attachment.ph...1&d=1435110678

TKomodo 06-24-2015 04:22 PM

Quote:

Originally Posted by TopgunZ (Post 3237185)
Yes but even if that front mount was the size of the whole bumper itself it wouldn't be able to handle the heat generated at 10+ psi. It ALL still has to go through the 3 whole inches of aftercooler core in the mani. That is the ONLY part that cools the charge air.

How do we know how much more efficiently that frozen boost front mount is cooling the charge? Has anyone taken an aftermarket intake temp sensor and stuck it in the manifold after the cooler and measured the stillen one, then put the frozen boost one on it and measured that one? I am sure it does drop it down some. However, at 9psi and stillen ic at 200* ait's and frozen boost at 180* is still not efficient enough to crank the boost up to 12psi. You will be seeing iat's that will be disastrous. That's what this whole thread is solving.

the Frozen Boost exchanger doesn't cool the intake air, it cools the water that circulates through the intake manifold. So, where would you put that sensor? I can tell you that the difference when driving before and after installing the Frozen Boost unit is very noticeable. Heat soak is a lot harder to reach than with the Stillen exchanger.

Z&I 06-24-2015 05:43 PM

Quote:

Originally Posted by swiss370Z (Post 3237495)

CIN Motorsports custom Bracket with Vortech V7 SC'r, Gates Green Stripe Belts, CIN Custom Intake - Tried to get one, but Bobby had designed and built this for a customer and wasn't ready to go in to full production with it.

TopgunZ 06-24-2015 11:25 PM

Quote:

Originally Posted by TKomodo (Post 3238543)
the Frozen Boost exchanger doesn't cool the intake air, it cools the water that circulates through the intake manifold. So, where would you put that sensor? I can tell you that the difference when driving before and after installing the Frozen Boost unit is very noticeable. Heat soak is a lot harder to reach than with the Stillen exchanger.

Does your motor run on water? Or air and fuel?

Intake temps bro. Intake manifold or plenum, whatever.

victorofhavoc 06-25-2015 10:10 AM

Quote:

Originally Posted by TopgunZ (Post 3238786)
Does your motor run on water? Or air and fuel?

Intake temps bro. Intake manifold or plenum, whatever.

Do you think replacing that intake core you pulled out with a copper one would help reduce IAT? Water traditionally is more efficient than air...heat soak is another story, but I would think the peltier effect of the stillen water cooling could be greatly improved with some copper core units on either end for more efficient heat transfer. Then again, flow v. rate of cooling is a factor as well. Improving the flow and allowing sufficient time for water to be cooled could in fact make this system very efficient. Has anyone yet tried increasing the tubing diameter, flow rate (bigger pump?), and core size all together?

TopgunZ 06-25-2015 11:08 AM

Quote:

Originally Posted by victorofhavoc (Post 3239145)
Do you think replacing that intake core you pulled out with a copper one would help reduce IAT? Water traditionally is more efficient than air...heat soak is another story, but I would think the peltier effect of the stillen water cooling could be greatly improved with some copper core units on either end for more efficient heat transfer. Then again, flow v. rate of cooling is a factor as well. Improving the flow and allowing sufficient time for water to be cooled could in fact make this system very efficient. Has anyone yet tried increasing the tubing diameter, flow rate (bigger pump?), and core size all together?

I have never seen or heard of a copper cooler. They may exist and yes copper has better heat transfer rate. Its probably a cost thing. It would be insanely expensive to manufacture vs aluminum. Water is more efficient but once it heat soaks its done. On a track it will never cool back down in time to make it useful. If you hit it full throttle on the street then drove around for a couple of minutes at cruising speed it would then become closer to ambient but never fully ambient as that manifold can cook eggs on it and it becomes an oven for the aftercooler inside of it. You are then recirculating hot water all the time.

People have tried bigger hoses, bigger storage tanks, bigger pumps and bigger front mounts. Another thing is to get that storage tank out of the hot engine bay. If you really want a low pressure drop water to air you would need to pipe it so the aftercooler is mounted in the front bumper and not in the oven manifold. Like a barrel style.

victorofhavoc 06-25-2015 11:28 AM

Quote:

Originally Posted by TopgunZ (Post 3239191)
I have never seen or heard of a copper cooler. They may exist and yes copper has better heat transfer rate. Its probably a cost thing. It would be insanely expensive to manufacture vs aluminum. Water is more efficient but once it heat soaks its done. On a track it will never cool back down in time to make it useful. If you hit it full throttle on the street then drove around for a couple of minutes at cruising speed it would then become closer to ambient but never fully ambient as that manifold can cook eggs on it and it becomes an oven for the aftercooler inside of it. You are then recirculating hot water all the time.

People have tried bigger hoses, bigger storage tanks, bigger pumps and bigger front mounts. Another thing is to get that storage tank out of the hot engine bay. If you really want a low pressure drop water to air you would need to pipe it so the aftercooler is mounted in the front bumper and not in the oven manifold. Like a barrel style.

hmm. yeah cost of copper isn't cheap at all. Tank outside of the engine bay would work well. I'm sure there's a lot that can be done with water, including going to a liquid which is insulated better (like a glycol-DI water mix). Obviosuly using plain tap water will cause the liquid to gas and leave sediment behind quite quickly, haha. Now that I think about it more, I've worked on systems where liquid can be extremely efficient, but the cost of setup makes it ridiculous sometimes...


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