A little DIY plumbing...
I was bored and messing around with my EMS, and observing how the Intake Air Temp changed and fluctuated depending on how I drove the car. Im running a very short AEM intake arm and KN filter. I was in the store for a bit, and when I came back out and started the car, I noticed the Air Temp sensor was reading about 127 degrees when I started the car, owned by heatsoak while I was in the store. I drove around some, some city, some highway traffic, and watched the temp fluctuate.
After awhile, I decided to see how cool I could get the temp to read. So I hit the highway. Kept my speed around 60-65, and watched the temp steadily fall to about 95-97 degrees, occassionally going up and down, on and off throttle.
So, I made my way to Home Depot, picked up some 3" dryer-type hose, and went home. Spent about 20min installing the ducting, and went for another drive. Got the car up to temp and hit the highway again. I tried to drive like I had earlier, and the temp was noticibly cooler. Anywhere from about 81-85 degrees. So it looks like the ducting does help somewhat. I dont think ambient outside air temp had changed much in the few minutes it took me to install the ducting. Obviously cant give an exact figure as to how much difference there is, but it appears to help some. I was always curious how much hot air my car was sucking up from under the hood while moving, and now I know and can watch it breathe. I cant wait to get the Hondata gasket and see exactly how much that helps. Pretty fun stuff
Heres a few pics. I tried to take a couple screen shots of the parameters but my laptop took a poop.


After awhile, I decided to see how cool I could get the temp to read. So I hit the highway. Kept my speed around 60-65, and watched the temp steadily fall to about 95-97 degrees, occassionally going up and down, on and off throttle.
So, I made my way to Home Depot, picked up some 3" dryer-type hose, and went home. Spent about 20min installing the ducting, and went for another drive. Got the car up to temp and hit the highway again. I tried to drive like I had earlier, and the temp was noticibly cooler. Anywhere from about 81-85 degrees. So it looks like the ducting does help somewhat. I dont think ambient outside air temp had changed much in the few minutes it took me to install the ducting. Obviously cant give an exact figure as to how much difference there is, but it appears to help some. I was always curious how much hot air my car was sucking up from under the hood while moving, and now I know and can watch it breathe. I cant wait to get the Hondata gasket and see exactly how much that helps. Pretty fun stuff
Heres a few pics. I tried to take a couple screen shots of the parameters but my laptop took a poop.
<TABLE WIDTH="90%" CELLSPACING=0 CELLPADDING=0 ALIGN=CENTER><TR><TD>Quote, originally posted by Bbasso »</TD></TR><TR><TD CLASS="quote">Ghetto stuff is good, But do you think a complete AEM CAI would give even lower temps?</TD></TR></TABLE>
Rob I wondered this myself, and was tempted to put on my full AEM CAI extension. But then I realized that would mean that an even longer portion of the arm would be heating up from heatsoak, and I think that would warm the air in the intake arm more than how I currently have it set up. Maybe I can get some kinda of comparison done tomorrow.
Rob I wondered this myself, and was tempted to put on my full AEM CAI extension. But then I realized that would mean that an even longer portion of the arm would be heating up from heatsoak, and I think that would warm the air in the intake arm more than how I currently have it set up. Maybe I can get some kinda of comparison done tomorrow.
could the drop in temp possibly be because of the flux in outside temp? i'd figure that dryer hose job took a while...which afterwards the outside temperature might have cooled off.
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<TABLE WIDTH="90%" CELLSPACING=0 CELLPADDING=0 ALIGN=CENTER><TR><TD>Quote, originally posted by lumpbuzcut »</TD></TR><TR><TD CLASS="quote">With the plumbing also the reduces the chances of getting water in the intake</TD></TR></TABLE>
I have had the AEM CAI for three years without any problems and not once has it be come wet.
I have had the AEM CAI for three years without any problems and not once has it be come wet.
<TABLE WIDTH="90%" CELLSPACING=0 CELLPADDING=0 ALIGN=CENTER><TR><TD>Quote, originally posted by Arsenal »</TD></TR><TR><TD CLASS="quote">If you are that worried about the heat soak, why don't you use an Intake heat wrap?</TD></TR></TABLE>
my intake is 6 inches long. i dont think heat wrap is gonna do much. the heat soak is coming from the intake manifold. hondata gasket should take care of that.
Tom, seriously it took me 20min at most to put that hose on. no cutting, rewiring, modifying, or anything was needed. cut the hose to length, stretched it out like a slinky to where I wanted it to go, 3 big zip ties, done. If there was a change in outside temp, it was like 1 degree.
my intake is 6 inches long. i dont think heat wrap is gonna do much. the heat soak is coming from the intake manifold. hondata gasket should take care of that.
Tom, seriously it took me 20min at most to put that hose on. no cutting, rewiring, modifying, or anything was needed. cut the hose to length, stretched it out like a slinky to where I wanted it to go, 3 big zip ties, done. If there was a change in outside temp, it was like 1 degree.
<TABLE WIDTH="90%" CELLSPACING=0 CELLPADDING=0 ALIGN=CENTER><TR><TD>Quote, originally posted by Bbasso »</TD></TR><TR><TD CLASS="quote">
I have had the AEM CAI for three years without any problems and not once has it be come wet.
</TD></TR></TABLE>
I only the other hand, have had problems with it. Coming back from DRT one time it was POURING RAIN, and my car was nearly stumbling and stuttering while driving. I had to pull over and take the arm off. I didnt have the bypass valve.
I have had the AEM CAI for three years without any problems and not once has it be come wet.
</TD></TR></TABLE>
I only the other hand, have had problems with it. Coming back from DRT one time it was POURING RAIN, and my car was nearly stumbling and stuttering while driving. I had to pull over and take the arm off. I didnt have the bypass valve.
reminds me of my intake setup
https://honda-tech.com/zerothread?id=438312
*Note - I ditched the dryer tubing and just use the duct to direct cold air at the intake pipe into the stock airbox - much better throttle response IMO...
dyno'd my setup and it made 168 whp with no power steering.
https://honda-tech.com/zerothread?id=438312
*Note - I ditched the dryer tubing and just use the duct to direct cold air at the intake pipe into the stock airbox - much better throttle response IMO...
dyno'd my setup and it made 168 whp with no power steering.
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wrayzor
Honda Civic / Del Sol (1992 - 2000)
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Nov 6, 2007 07:35 AM




