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Comptech Aftercooler Water Temps

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Old Oct 10, 2007 | 06:43 AM
  #21  
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If anyone is interested in the Ultimate Racing FMIC Kit, PM me! I am setting up a list of people interested to send over to UR. atleast $100 off ( maybe even more )
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Old Oct 10, 2007 | 07:29 AM
  #22  
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Originally Posted by Ultimate Racing,Oct 9 2007, 05:33 AM
Those were the numbers we got. I'm sure MANY of you guys will be surprised if you ever decide to install temperature sensors before and after the aftercooler. Hell, we were surprised too. We knew the aftercooler was inefficient...just didn't know it'd be THAT bad. We're actually quite surprised that no one had performed this test before.

We have no reason to publish false results. I've even gone so far as to offer a money back guarantee if the results we show are proven to be fabricated

Darryl
where and how did you install the sensors?
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Old Oct 10, 2007 | 07:59 AM
  #23  
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Originally Posted by chairmnofthboard,Oct 10 2007, 10:29 AM
where and how did you install the sensors?
I used these water temp sensors, which were 25 dollars each. They are long needle type sensors, and then ran the wires from the engine compartment to the car, and had the temps set up in front of my steering wheel. I only used one, pre-intercooler, and then used the IAT sensor through the EMS software.

On a comptech setup, you could put them through the silcone boots, that would keep them from coming out. I dont know what you could do if you didnt want to damage the couplers, although they aren't that expensive. Then you could log the temps, pre and post intercooler and come up with your own understanding of the efficiency of the intercooler. Or if you really wanted to really skimp, you could just take the outside temp of the air, and then look at the IAT, and come up with the difference between the two... That though won't show the difference the intercooler makes, because you'll be taking the outside temp, which is pre-supercharger...
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Old Oct 10, 2007 | 08:09 AM
  #24  
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Soul Coughing, did you do it over one run or did you run it over and over again? The thing I see with it is its ok for one run, but for 30 minutes it's pretty useless.

Bill
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Old Oct 10, 2007 | 09:24 AM
  #25  
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Originally Posted by blackey,Oct 10 2007, 11:09 AM
Soul Coughing, did you do it over one run or did you run it over and over again? The thing I see with it is its ok for one run, but for 30 minutes it's pretty useless.

Bill
I did it over a day... I did a whole bunch of WOT pulls, then just cruising and waiting for the IAT's to go back to what they were before the runs. I was also runnning a 3inch pulley, and when looking at my dyno sheet, you could see the horsepower taper off at the top of the dyno (i redlined at 9400). I was right at the cusp of max RPM of the blower. So that could also be why my IAT's were so high. I was doing tests on the type of driving I was doing. Which was the occasional barn storming, and doing WOT runs on the highway.

what do you mean by 30 minutes?
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Old Oct 10, 2007 | 09:42 AM
  #26  
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An SCCA race is 30 minutes long. So basically think of being floored for 20 minutes solid. The water system under these conditions just can't keep up. I would guess (based on measurement) on a 90F+ day the water could get to 140F. Intake temps would be higher still.

Bill
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Old Oct 10, 2007 | 09:59 AM
  #27  
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i gotcha, in the Mini cooper world, some guys went from an Air-air intercooler, to a water-air. They found that heat soak in stop and go traffic was greatly reduced, but on the track, the water to air could not keep up, and took longer to get ride of heatsoak. An air to air setup in a SCCA type condition, might be a better idea! Depending on PSI drop, it could be a good improvement. In the case that it did decrease PSI, you could always throw on a smaller pulley...
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Old Oct 10, 2007 | 12:58 PM
  #28  
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WashabiS2K,
You got PM
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Old Oct 10, 2007 | 12:59 PM
  #29  
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Originally Posted by scs2000,Oct 10 2007, 01:58 PM
WashabiS2K,
You got PM
PM'd ya back
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Old Oct 11, 2007 | 08:34 AM
  #30  
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So this kit is made for Comptech SC only??? Correct???
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