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My own sc4 BFI version, not done though.

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Old 08-01-12, 08:28 AM
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Maik04
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Default My own sc4 BFI version, not done though.

Well I was getting around to doing my bfi when a friend stopped by and ended up talking for a couple of hours so I never even started the bfi but then noticed this. I could flip the snorkel upside down and it seems like it would suck in more air instead of where it is currently at. I flipped it, cut off one of the tabs and it went right in, i then bent a plastic wall so it could suck in air from the side grill AND it can suck in air from the center area by the radiator. I still would do the other bfi witj cutting the holes and such, but thatll be nex time. What do you guys think? Bad idea? It seems low enough to get some fresh air, but high enough to.not get drenched when it rains. Any reason why I should just flip it back to normal?
Old 08-01-12, 08:32 AM
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Maik04
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Heres the pics
Attached Thumbnails My own sc4 BFI version, not done though.-imag1225.jpg   My own sc4 BFI version, not done though.-imag1227.jpg   My own sc4 BFI version, not done though.-imag1228.jpg   My own sc4 BFI version, not done though.-imag1229.jpg   My own sc4 BFI version, not done though.-imag1230.jpg  

Old 08-01-12, 08:38 AM
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xspsi6
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Here is what I found to be the most responsive set up I have tried so I went with it as I had a custom BFI like yours which works just fine but this simple solution seemed to have the most response fwiw....
Old 08-01-12, 09:20 AM
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Maik04
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I have thought of adding a filter and just extending it so it goes near the vents, where did you get yours
Old 08-01-12, 12:39 PM
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xspsi6
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Originally Posted by Maik04
I have thought of adding a filter and just extending it so it goes near the vents, where did you get yours
I got mine
from siliconeintakes.com but what year is your sc400? Mine is a 97 so just any old 3" filter would fit right on however if you have an early car with the karmen vortex ATM then you will need an adapter.
Old 08-01-12, 01:09 PM
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Maik04
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I have a 94 so looks like i would need an adaptor. Would you say this is a better improvement over the stock position?
Old 08-01-12, 01:30 PM
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Adding the filter itself without any protection allows the increase of more hot air in the intake than the original enclosed version. this is what i have always read by other forums and members. i like the idea of the snorkel upside than the open air filter.
Old 08-01-12, 01:34 PM
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Ali SC3
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thats pretty creative. pretty soon here I will be making a 4" hole on the passenger side so I can just go down into the fender area with a 4" pipe and have the filter down there. I have only seen a few people do it though but you get some cool temps. If you ever drive your SC in more than 2 feet of standing water it may not be a good idea though.
Old 08-01-12, 01:41 PM
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Maik04
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Yeah just gotta add tabs or something because its holding itself up haha well the headlight helps a bit too.
Will be cutting the holes above and making a little box to seal it off for cold air only
Old 08-01-12, 01:43 PM
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Damn, just realized I didnt reset the ecu. I should right?
Old 08-02-12, 09:06 AM
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Looks like it would work a lot better than stock ,who knows.
Old 08-10-12, 04:23 PM
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Originally Posted by Ali SC3
thats pretty creative. pretty soon here I will be making a 4" hole on the passenger side so I can just go down into the fender area with a 4" pipe and have the filter down there. I have only seen a few people do it though but you get some cool temps. If you ever drive your SC in more than 2 feet of standing water it may not be a good idea though.
Im currently with a BFI, but i have been thinking of something like this for some time, havent really seen that posted
Old 08-14-12, 09:51 PM
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Just did this and I THINK it did make an improvement. It feels a little better on highway pulls.
Old 08-15-12, 10:04 AM
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Ali SC3
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Originally Posted by Maik04
Damn, just realized I didnt reset the ecu. I should right?
oh yes reset the ecu, but it may feel slower for a couple drives. once the ecu relearns the fuel adjustments, its should feel noticeably stronger on the top end with adding more cold air.

Originally Posted by Joey-E
Im currently with a BFI, but i have been thinking of something like this for some time, havent really seen that posted
Its not common in the Supra/SC world, but I have only ever seen a supra with it and it looked built for business. If you pull off the airbox, and then look under the fender where it used to be, you will notice there is a whole lot of space to pick up air that never touches the engine bay (I would imagine its at least 20 degrees cooler than the bay most of the time).
The filter can still be several feet off the ground if you mount it right so I dont think water will be a problem unless you drive into a large body of water.

The look is also really nice, with a FFIM, you just have 2 large pipes going down symmetrically on both sides of the car into the fender.
my charge pipe runs on the bottom by the alternator so you don't see that one just the intake on passenger side and the cold pipe on the drivers side.

There are like 2 threads on it @ SF. I know im talking about turbo cars, but its the same for an N/A you will just be using a 3" pipe and filter instead of a 4-5"
http://www.supraforums.com/forum/sho...old-Air-Intake
http://www.supraforums.com/forum/sho...ir-Intake-Pipe

pic from the first thread, there are more pics in those links. I would try and mount it a bit higher though myself.

Last edited by Ali SC3; 08-15-12 at 10:51 AM.
Old 08-16-12, 04:05 PM
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^^^ awesome
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