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is this intercooler big enough for my setup?

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speedy13

15+ Year Contributor
1,192
8
Dec 5, 2003
hollywood, Florida
I will be running a(see profile for details) basicly a a stock rebuilt bottom end 1g with a big 16g, 264's 650s ,safc and supporting mods. I was thinking of picking up this mishimoto intercooler. you guys think it'll be big enough for my setup? Really, Really avoiding trying to hack/cut my bumper reinforcement bar. Will be driven at 17psi once broken in and tuned, with ocasionally boosting 19-21psi at track events.

Overall Size: 28" x 7.5" x 2.5"
Core Size: 20.5" x 6.25" x 2.25"
Inlet/Outlet: 2.5"
Max. Recommended PSI: 22psi
Fin Pitch: 15 Fins/Inch
Tank Wall Thickness: 5mm
Six Threaded Universal Mounting Points



http://www.extremepsi.com/store/product.php?productid=21623&cat=1573&page=1
 
I hate to say it but those are two of the smallest intercoolers I have ever seen, looks like something a honda guy would use.

It's a 16g car, it will be just fine. I just posted that link cause I was assuming he wanted something around that size since he posted that one.
 
I just worry about these ebay intercoolers. I think you would be better off finding something used like a buschur or slowboy front mount. Even if it is fone for a 16g one of those intercoolers will still produce better results, have more resale value and you wont have to upgrade if you decide to go to a bigger turbo later on.
 
I just worry about these ebay intercoolers. I think you would be better off finding something used like a buschur or slowboy front mount. Even if it is fone for a 16g one of those intercoolers will still produce better results, have more resale value and you wont have to upgrade if you decide to go to a bigger turbo later on.

I dont think I have ever dealt with a bad eBay intercooler. Luck? Maybe. But Ive put alot on customer cars and have had good results. Our shop car and sponsored car run eBay cores and both run 9's.

But yes, both of those intercoolers are on the small side. I'd definitely be looking a something bigger in height, width and thickness.
 
So are you saying that the ebay cores are as good as the others and there is no reason for anything else? Not trying to be argumentative.

No, not at all. Ive just had real good experiences with them and have installed tons of them for years.

Im not trying to say to buy an eBay core over a name brand at all. Im just putting out the success i've had with them.
 
So are you saying that the ebay cores are as good as the others and there is no reason for anything else? Not trying to be argumentative.

up to a certain point almost as good. Dont forget when you buy a name brand product, you also pay for the name. because metal is metal. a weld is a weld. a dsm and a lambo will both go 100mph. most ebay intercoolers are tested at 80-100psi. I dont see too many people boosting that much :p
 
There is more to an intercooler than the material it's made of though and how much pressure it can hold. Here is a test that buschur racing did on fmics


My car is on the dyno making huge power, 640 whp with the new HTA35R on it. We have our Race FMIC on it which I say is the best FMIC you can buy with your hard earned money. The tempurature today is 62 degrees F in our dyno room.

I made a bunch of pulls this morning and the car was making within 1-3 hp on the last few of 640/511 torque.

When I got done I decided to leave the car on the dyno and put on the Ebay intercooler that is a copy in appearance to the AMS FMIC.

My car is running C16. I am using NO air temp correction for fueling other than when the air is BELOW 50 degrees F. So if the air temp goes UP the fuel stays the same. I am using no timing compensation for anything either. What I am telling you all is the map is the map, it is running what I told it to and not making adjustments.

The last pull I made with our Race FMIC was 643 whp and 511 ft lbs of torque. I MADE NO CHANGES. I left the dyno, had Ted bolt on the new intercooler and came back when he was done.

Here is the important data:

Air temp after the intercooler at the start of the pull, 62.60 degrees.
Air temp after the intercooler at the end of the pull, 69.80 degrees.
Increase in air temp 7.2 degrees.
Peak boost was 40.3 psi.

We then bolted on the Ebay special that is an AMS attempted copy. Absolutely NO changes were made to anything other than bolting on the I/C.

Car made 633 whp and 505 ft lbs of torque. So not a bad loss at this HP level.

Here is the BAD part.

Air temp after the intercooler at the start of the pull, 62.60 degrees.
Air temp after the intercooler at the end of the pull, 122 degrees!! That is an increase in air temp of 59.4 degrees in a single gear pull!
Peak boost went up which I find strange as it hit 42.1.

The knock count went up considerably with these higher air temps. To run the car safely I would need to pull atleast a few degrees of timing.

**So in summary the intercooler with 2 more psi boost made 10 less whp than our Race FMIC at that is at big HP levels. The problem is the intercooler is NOT EFFICIENT AT REMOVING HEAT. Which is what it is there for. I am betting the stock FMIC is not much worse than this. An increase of 59.4 degrees is absolutely HUGE in a single gear pull. On a summer day or road race/autocross situation this intercooler would absolutely SUCK.
 
wow thats some good data there. I'm not even gonna get close to that level. My main concern is not having to hack up the bumper rebar. Even though I know it doesn't offer alot of protection, here in miami you have to drive a tank if you don't want people cutting in front of you or cutting you off,so rebar must stay. I don't see the point of sticking a big ass FMIC behind the rebar when most of the air will be covered by the rebar and bumper cover anyways, but I could be wrong. Basicly wanted to know if that size or similar won't heat soak after flooring 3 or 4 times
 
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