Drivetrain (Cooper S) MINI Cooper S (R53) intakes, exhausts, pulleys, headers, throttle bodies, and any other modifications to the Cooper S drivetrain.

Drivetrain stock IC and charge cooler together?

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Old Nov 22, 2008 | 06:04 PM
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stock IC and charge cooler together?

Would it be possible to run a top mount a2a IC along with a charge cooler?

I know pace offer their combined a2a/w2a design http://www.paceproducts.co.uk/public...uctID=car/mini

but could you fit a small pwr liquid to air barrel intercooler kit anywhere/somewhere and retain the stock IC? Would it work?
http://www.pwr.com.au/#view=products&s=is

Any ideas or suggestions OR is this just a stupid idea?
 
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Old Nov 22, 2008 | 10:22 PM
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You begin hitting diminishing returns with intercoolers. In general, you want short wide intercoolers to minimize pressure drop. The R56 style unit is generally a bad idea, but with a turbo you can just crank the boost a little more. If you want to compound intercoolers (in series) you may hit a big pressure drop scenario. That unit says it has internal baffles so......

But you never know, try it and let us know. It may work.

But then, why would you need this? You have a water/meth injection system, you should have all the cooling in the world, unless it's not the right system. And many aren't.
 
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Old Nov 23, 2008 | 12:24 AM
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Originally Posted by big howe
You begin hitting diminishing returns with intercoolers. In general, you want short wide intercoolers to minimize pressure drop. The R56 style unit is generally a bad idea, but with a turbo you can just crank the boost a little more. If you want to compound intercoolers (in series) you may hit a big pressure drop scenario. That unit says it has internal baffles so......

But you never know, try it and let us know. It may work.
Thanks, I thought the pressure drop would be the big killer - just a thought...

Originally Posted by big howe
But then, why would you need this? You have a water/meth injection system, you should have all the cooling in the world, unless it's not the right system. And many aren't.
The water/meth system is working, I have played around with alot of different combinations and we have finally got it right (the kit came with a ridiculously large jet - I ended up trying 4 different ones untill we found the right one).
I now have dual maps on the car. We have a seperate map for the water/meth and have tuned it while advancing the timing slightly - modest gains so far but it is a start...
The mini ECU seems to freak out when you advance the timing aggressively, it goes into limp mode and has a major hissy fit.
My tuners from pulse racing got the guys at Haltech to come to the shop and they spent an entire day with the car taking readings/data logging. They are going to try to write a new programme for the Haltech inteceptor so we can advance the timing a hell of alot more and hopefully make some decent power with the meth.
 
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Old Nov 23, 2008 | 06:57 AM
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what size nozzle did you finally go with? what were the other sizes you used that were wrong? multiple nozzles? where are you injecting? thanks for the info in advance.
 
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Old Nov 23, 2008 | 12:18 PM
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Originally Posted by poskey
what size nozzle did you finally go with? what were the other sizes you used that were wrong? multiple nozzles? where are you injecting? thanks for the info in advance.
Finally went with a 3GPH nozzle. We started with a 10GPH but it was too big.

Also tried a 1, 5, and 7.

We also played around with running straight meth and 50/50 mix. Using the different sized jets. Different combinations gave different results and some we actually lost hp.

But there are heaps of variables the most important is probably the pump. I am using a shurflo pump rated at 250psi.

I am only using a single nozzle post intercooler


This system seems to be great for my car - it took a little while to get it right. But as I said there are heaps of variables and the tune plays another big part.
My main goal was to have a system that not only had the benefit of cooling but added hp and finally I wanted to have a seperate map with a specific tune for the meth....
 
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Old Nov 23, 2008 | 01:38 PM
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What's the 250psi pump doing for you?
 
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Old Nov 23, 2008 | 01:57 PM
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Originally Posted by big howe
What's the 250psi pump doing for you?
From what I can gather it pumps the meth
 
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Old Nov 23, 2008 | 01:58 PM
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I'm running a 180cc per min/2.8 GPH nozzle rated at 150 psi. Using the shurflo 150 psi pump. bought the system from cooling mist. it's a progressive system. I start injection at 7 psi and max out at 15. using boost as the controlling input. I have a 17% pulley. using a 50/50 mix. what mix do you run?
Recently got a RMW tune in dallas. Jan made it much better, smoothed things out and decreased the pinging but still it persists a little. Beginning to think I may never completely get rid of it. Jan suggested 100% meth and trigger off inj. pulse width. haven't tried this yet. I'll just have to keep tweaking. thanks for your input.
 
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Old Nov 23, 2008 | 01:58 PM
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Originally Posted by big howe
What's the 250psi pump doing for you?
On a serious note that was the pump that came with the kit....so that is why I am using it
 
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Old Nov 23, 2008 | 02:04 PM
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Originally Posted by poskey
I'm running a 180cc per min/2.8 GPH nozzle rated at 150 psi. Using the shurflo 150 psi pump. bought the system from cooling mist. it's a progressive system. I start injection at 7 psi and max out at 15. using boost as the controlling input. I have a 17% pulley. using a 50/50 mix. what mix do you run?
Recently got a RMW tune in dallas. Jan made it much better, smoothed things out and decreased the pinging but still it persists a little. Beginning to think I may never completely get rid of it. Jan suggested 100% meth and trigger off inj. pulse width. haven't tried this yet. I'll just have to keep tweaking. thanks for your input.
I am running a 50/50 mix to be nice on my pump - not all pumps can hadle straight meth and it will reduce the life of the pumps.
We made more power with straight meth but had to use a bigger nozzle...
 
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Old Nov 23, 2008 | 02:14 PM
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Shurflo doesn't actually rate pumps for use over 150psi, so I was curious as the the manufacturers claim that a 250psi pump is needed, and why they are tweaking it that high. The AG nozzles most vendors use don't spray any better above 100psi, just more.

(I know why they are running it to 250, but that's another story.) If it works for you, that's what counts.
 
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Old Nov 23, 2008 | 02:28 PM
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Originally Posted by big howe
Shurflo doesn't actually rate pumps for use over 150psi, so I was curious as the the manufacturers claim that a 250psi pump is needed, and why they are tweaking it that high. The AG nozzles most vendors use don't spray any better above 100psi, just more.

(I know why they are running it to 250, but that's another story.) If it works for you, that's what counts.
Sorry my mistake I should have elobarated it is a shurflo pump that has been modified by alkycontrol according to them "the pump is subjected to a pressure test of 250 PSI" after modification and reassembly (http://www.alkycontrol.com). I just assumed that the pump must be rated at 250psi, what its actual rating is I would have to ask Julio from alkycontrol.
But the bottom line is who cares as long as it works
 
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