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Turbo Flange and Identification

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Blitzeclips

15+ Year Contributor
1,571
6
Aug 5, 2004
Bear, Delaware
Hey guys I need some help Identifying the flange for my turbo. It's a 20G, but the flange on my manifold does not fit properly with the turbo's. So if you can identify it, that'd be great!
Also, if you know of a great place to buy flanges, it'd be nice for shopping purposes. TIA.

http://i35.photobucket.com/albums/d162/blitzeclips/DSCN0727.jpg

http://i35.photobucket.com/albums/d162/blitzeclips/DSCN0726.jpg

http://i35.photobucket.com/albums/d162/blitzeclips/DSCN0725.jpg

Heres a couplemore of the engine bay. It REALLY need cleaning and a freshly powdered Valve Cover. Ignore that white residue if you notice it, the car was just wetsanded with a new bumper and everything and lots of other good stuff. I'll post em in another thread..

http://i35.photobucket.com/albums/d162/blitzeclips/DSCN0723.jpg

http://i35.photobucket.com/albums/d162/blitzeclips/DSCN0722.jpg

http://i35.photobucket.com/albums/d162/blitzeclips/DSCN0716.jpg

http://i35.photobucket.com/albums/d162/blitzeclips/DSCN0715.jpg

http://i35.photobucket.com/albums/d162/blitzeclips/DSCN0712.jpg
 
well that 20g looks like a mitsu flange to me (correct me if I'm wrong) but you didn't take any pics of the manifold flange, so I'll assume you probably got a manifold flanged for a t3turbo.

Edit: I think I was backwards. After looking at the manifolds on slowboyracing.com

But either way I just think you have the wrong manifold for whatever turbo you have.
 
Whoever had that turbo before you messed with the flange. It should be a regular MHI flange (16G, 14B, etc.), but that looks like a T3 flange to me...
 
T3/T4? So a 16G flange would work also? Wheres Chris! Doesn't he have a T3? I want to make sure when I order it's the correct one this time around..
 
Oops! You misunderstood me; the flange should be the same as a 16G flange; but it's not. It looks like a T3 flange should work, though.

Chris is around; I bet he'll jump in any minute to confirm...
 
That flange looks good; I got mine through the same company. The included bolts didn't fit, though, so be prepared to go bolt shopping at your local hardware store.
 
For clairification since Chris hasn't jumped in, the flange on the turbo is a T3 flange, not the standard mitsubishi flange. If you got a manifold flanged to bolt up to a mitsubishi turbo, it will not work and you need the mani. to be re-flanged. The hot side of the turbo actually looks very similar to that of a Hahn 16g, the way the downpipe set up is configured.

As for the return flange, I agree it looks good, but when I got a flange for the feed when I had a 14b and the allen bolts that came with it were way too big. If this is the case you can easily pick up the correct size/threaded bolts at a home improvement store, you will just have to figure out what the thread pitch and bolt size needs to be(unless someone here already knows).
 
So we can all confirm that this turbo has a T3 turbo flange? As well as the correct outlet flange for oil return? Sound good. Now I can finally order this stuff and get these last minute details done.

While I'm at it, I figured I will boost 8-10psi until SBR can dynotune my car with the 650's. I'm afraid it will be almost impossible for me to do so with the SAFC alone, so I'll keep the stock injectors in until tuning with wideband. Have SBR install them or something..

For clarification, with upgraded internals, our stock injectors can support 8psi with the SFMU? or 10psi? My wastegate is set at 10psi I believe..
 
Blitzeclips said:
For clarification, with upgraded internals, our stock injectors can support 8psi with the SFMU? or 10psi? My wastegate is set at 10psi I believe..

8psi maximum with the S-FMU or FMU (at 12:1 rising rate). Once you get bigger injectors in there, you'll want to lower the rate to 6:1 or 4:1.
 
VelocitàPaola said:
8psi maximum with the S-FMU or FMU (at 12:1 rising rate). Once you get bigger injectors in there, you'll want to lower the rate to 6:1 or 4:1.

Okay. So would purchasing some extra discs to balance the ratio during injector install be a good idea? Or can you adjust it manually with the given unit?

If my wastegate is set at 10psi then it would be impossible to lower to 8psi? I'm almost positive this can be corrected with a boost controller? Or would boost spike,surge, or creep become probematic at that time?
 
Blitzeclips said:
Okay. So would purchasing some extra discs to balance the ratio during injector install be a good idea? Or can you adjust it manually with the given unit?

If my wastegate is set at 10psi then it would be impossible to lower to 8psi? I'm almost positive this can be corrected with a boost controller? Or would boost spike,surge, or creep become probematic at that time?

You adjust the rate using different disks. Vortech or Vortech dealers should be able to get you the disks you need - in fact, I think I even have a calibration kit with several disks laying around somewhere...

Do Chris's wastegate mod, it's in his article, and Xavier made a tech article about how to do it too. Boost controllers can't lower boost past what the wastegate is set at. If you have a 10psi wastegate, the lowest amount you'll be able to boost is 10psi; unless you do the spring-arm wastegate mod. Boost spike/surge/creep don't have anything to do this.
 
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