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Remove Intercooler Reservoir Tank/Reduce Weight?

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Old Mar 28, 2004 | 07:23 PM
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From: Kohler, WI
Remove Intercooler Reservoir Tank/Reduce Weight?

In an interest to save weight, especially up front... I was wondering if I could remove the intercooler sprayer tank reservoir and instead tie into the windshield wiper reservior tubing in the engine bay. They both use the same fluid.

Might save about 10lbs up front. Plus gives more room for other go-fast goodies.

Any feedback?
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Old Mar 28, 2004 | 09:57 PM
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Sounds fine...if your a mostly straight liner it wont do much neways.
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Old Mar 28, 2004 | 10:10 PM
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From: Castle Rock, CO
I took it off the other day. I filled it up and the tank weighs maybe 20 punds if that.
I also removed the mesh on both vents on the front bumper and the runners. This and
the open space from the sprayer tank removal created a straight shot to the filter from
the vent. I extended the MAF pipe and placed the air filter where the sprayer tank used
to be.

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Old Mar 28, 2004 | 11:15 PM
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nice BR upgrades.this sound like a good idea for saving weight.
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Old Mar 29, 2004 | 06:28 AM
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Not to sound like a total rookie, but what's BR stand for?

Has anyone actually tried to connect their windshield wiper tank up to the intercooler sprayer after removing the intercooler reservoir?
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Old Mar 29, 2004 | 07:20 AM
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From: Castle Rock, CO
BR is Buschur Racing.

I haven't hooked the sprayer back up. I never used it so I just ripped it out.
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Old Mar 29, 2004 | 08:58 AM
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Isn't the intercooler spray plain (or distilled if you're picky) water while the windshield washer is cleaner solvent? Seems like it wouldn't be good to spray the cleaner on the intercooler because it would gunk up. I know one could spray out all the blue stuff and put water in the windshield bottle but that doesn't clean the windshield as well.
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Old Mar 29, 2004 | 09:07 AM
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From: Between the Blue and the Sand
As per the manual, you should be filling your intercooler sprayer bottle with windshield washer fluid. So there should be no problem in that regard.

The problem is that the motor that pumps the fluid from the trunk mounted washer bottle is located earlier in the fluid circuit than the part you can easily see in the engine compartment. ie....if you just tapped into the tubes, the IC sprayers would likely be trying to suck water through the washer fluid pump. not good.

You will have to run a tube back far enough in the fluid circuit to draw fluid from a point that is before the washer pump.

SC~

Last edited by Secret Chimp; Mar 29, 2004 at 09:10 AM.
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Old Mar 29, 2004 | 09:08 AM
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Nah its washer fluid.. and to do it just to save weight won't do much, however to make room for fresh air ducting is definitely worthwhile.. Pick up an APC resevoir if you want to retain the tank's function but make room for some sort of cold air induction. I don't recommend the APC CAI kit for the EVO because it mounts the MAF sensor in a location that is too easy to get damaged from debris and water.. I'd either get ducting to run up to the filter, or get a 2 piece filter kit, and make up a pipe from the MAF Flange adapter to the Filter, this way only the filter is exposed to the elements.
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Old Mar 29, 2004 | 09:13 AM
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Secret Chimp, thank you for answering my question. I didn't know where the pump for the wipers was. I guess I would have to run a hose back to the tank or at least prior to the wiper pump.

MalibuJack, I assume you meant APS, not APC. You are correct in assuming I would use the space taken up by the reservoir for something else. The weight savings is just an added benefit. I don't get what you mean about the CAI from APS though. I think their MAF stays in the same spot as stock.
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Old Mar 29, 2004 | 09:17 AM
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From: Between the Blue and the Sand
You should be able to find the pump by following the washer fluid tube route. I don't know exactly where it is either. I just know you will want to tap into the line -before- the pump.

SC~
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Old Mar 29, 2004 | 09:22 AM
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If you look at the APC (if thats the one I recall, not APS) kit, you can see the filter attached to the MAF sensor through the grille opening.. bad place to put a MAF Sensor.. much better off extending the filter housing to that location. And yes, I meant APS for the WATER Resevoir...

and your right about the APS adapter, but the angle of the BUschur intake pipe may make that adapter unable to fit. Though thats exactly what I was referring to.. But I recall seeing an APC Cold air intake that just relocates the MAF sensor.. I just got the two confused..

I planned on doing the same thing, but I chose not to use it because of where it placed the MAF sensor (and its wiring right in the open to the elements)
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Old Mar 29, 2004 | 09:27 AM
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Well, I learned something new since I don't have an Evo yet and haven't read the manual on the sprayer. Now for more learning, why is it washer fluid and not plain water?
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Old Mar 29, 2004 | 09:33 AM
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From: Between the Blue and the Sand
Plain water will freeze in colder climates and crack the bottle. Washer fluid will not freeze.
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Old Mar 29, 2004 | 09:50 AM
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From: Kohler, WI
Looks like I'll do some exploring this week to track the pump(s). Or someone could be really nice and just tell me where to get the shop manuals for free
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