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Sprayin water on to intercooler?

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4g63telantra

15+ Year Contributor
454
2
Dec 10, 2004
Toronto,
Just wanted to know if Sprayin water on to intercooler would help out in anyway when racing?

I know a few people who have the washrer bottle full of cold ater and the nozzle jets from the window washer spraying water into the intercooler.
 
iboostdoyou said:
If you read the original post, he mainly was looking to hook up the windshield washers to the ic core to spray water on it which costs nothing. And in the newbie forum, I would highly suggest against recommending them to make a DIY injection system. Something as minor as a clogged nozzle can lock the motor in a water injection, let alone a newbie trying to fab up a DIY kit. To answer the original question, yes, it will help, like stated, it is simply physics. However, the argument that the water would oxidize the ic is rediculous. Have you ever driven your car when its raining out? Water is hitting the core at all times, not just in 5 second bursts (here in jersey rain water is also much more corrosive then tap water :p ). Go ahead, mount up those nozzle lines and spray away. The hardest part is going to be hooking up a switch to get it to spray without the wipers turning on :sneaky:
my main point was to say that tap water has lime and ....uhh...whats that other word. Its a residue unfiltered water leaves on things....
i forget the word right now...


but i didnt mean the intercooler would rust. :nono:
 
baldbull said:
This all sounds like a myth. Like someone did it because they thought it would be cool to run a window washer line down to their intercooler. Having said this, they may be thinking that they are getting the same benefit as people icing down their intake manifolds or having alcohol injection, which I have seeen run from the washer canister (though not to the IC). Having liquid sprayed anywhere externally near or on an IC sounds like a waste of time -- how'd the guy who did it run? Maybe I'm wrong.

Go to your local Mitsubishi dealership and ask to look at an Evo VIII. You'll notice a button inside. It switches the STOCK intercooler sprayer from auto to manual. In auto mode, the sprayer activates every 3 seconds based on a certain intake manifold temperature. In manual mode, it activates every 2 seconds, regardless of intake mani temp.

Go ahead, mount up those nozzle lines and spray away. The hardest part is going to be hooking up a switch to get it to spray without the wipers turning on

Pulling a fuse isn't that hard at all. Wiring in a switch to said fuse wouldn't be much harder.
 
iboostdoyou said:
If you read the original post, he mainly was looking to hook up the windshield washers to the ic core to spray water on it which costs nothing. And in the newbie forum, I would highly suggest against recommending them to make a DIY injection system. Something as minor as a clogged nozzle can lock the motor in a water injection, let alone a newbie trying to fab up a DIY kit. To answer the original question, yes, it will help, like stated, it is simply physics. However, the argument that the water would oxidize the ic is rediculous. Have you ever driven your car when its raining out? Water is hitting the core at all times, not just in 5 second bursts (here in jersey rain water is also much more corrosive then tap water :p ). Go ahead, mount up those nozzle lines and spray away. The hardest part is going to be hooking up a switch to get it to spray without the wipers turning on :sneaky:

Agreed. But then what would he wash his windows with? :D Just spraying water onto it would definitley have its benefits. I am not sure exactly what type of setup the STI/EVO use if its mists or dumps water on etc. I would look into it a little more if you were going to go this route.

Yeah the DIY thing is definitley not reccomended for just anybody. Didnt mean to come off that way. There is alot to lose and to gain when going with water/alcy injection. You definitley have to do your homework. The kits that are out there have alot to offer with not too much wallet damage.

pooya said:
this was a great read.
I have more DSM related websites in my Favorites than god. Glad all my time searching/archiving random stuff helped you. :cool:
 
I'm thinking of fabbing up a Co2 sprayer to my fmic with the extra paintball tanks I have laying around. Instead of just the gas spraying on the core itself, I'm thinking of twisting the line around my UICP and continuing it down to the core. The gas in the line will cool off the line itself enough to lower the temps of the metal pipe. This setup will not only cool the air in the core itself with the spray, it will lower the temps of the metal to prevent the air from heating up any more before hitting the motor. Probably wont cost me much either since I already have the materials, just need a few fittings and a switch. Consider it
 
Will do so. I tried to make it about a year ago, but I failed to use strong enough fittings, and it pretty much blew up in my face, literally. The line shot off the fitting on the tank and slapped me in the face :sneaky: . Live and learn I guess, that was just a project since I was bored one weekend and used some parts I had laying around the basement. This time i'll probably go with some AN fittings or something to keep it more durable. If I actually go through with it I will most certainly post up a thread about it. But this wont be for a while, I'm currently working on a "custom" rollcage, which is fueling my inventive nature for the time being, but most likely I'll have attempted the co2 around spring time.
 
I dug up some info on these DIY CO2 kits. Ill find the better of the bunch and post them on here tommorow for all to see. I am going to bed right now and dont feel like sifting through anymore info.
 
I'm going to fab up a Co2 sprayer, and I will make a tech out of it. I had a 20oz co2 tank and I will see what I can do with it!! Let me get my damn part first I've been waitin 3 weeks for a part from dsmotersport. When I get my car running and tuned again I will do it.:coy:
 
what parts did you pick up from dsmotorsport? I live about half hour from their shop. I might run by there and browse for some fittings, but if you bought a specific part from them it would make my life easier:thumb:

side note: do you think ss braided line would cool down enough with the C02 going through it to transfer to ic pipes? I'm not talking about the spray itself, i'm talking about my concept of the line coiling around the ic pipes to cool them as well. Not sure if the braided line will get cold enough, where as standard copper tubing might do the trick? Input
 
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