T25 flange help
Im not sure what flange to get for this turbo. Its a T25 and thats about all i know. I have asked a few people and no still dont have a deff answer. I have never seen a oil return that looks like this.


Modified by Ape at 4:51 AM 7/15/2005


Modified by Ape at 4:51 AM 7/15/2005
I used to have that same turbo and I never found a return fitting that fit.
You need to look for a fitting, not a flange, the surface is not flat enough for a flange.
Good luck finding the fittings.
You need to look for a fitting, not a flange, the surface is not flat enough for a flange.
Good luck finding the fittings.
It is a inverted flare hydraulic fitting. A big one, probably 3/4"IF.
Here is a cheap place:
http://www.fittingsandadapters....html
Buy the 1/2" through the 3/4", and tell us which one fit. I have seen this question asked several times and nobody ever responds to which fitting it is.
Here is a cheap place:
http://www.fittingsandadapters....html
Buy the 1/2" through the 3/4", and tell us which one fit. I have seen this question asked several times and nobody ever responds to which fitting it is.
Thanks for the site.. I went head and orderd them. $10 min so i bought them all 
and then $8 for shipping
I didnt see that tell after I orderd. Oh well. We will know soon

and then $8 for shipping
I didnt see that tell after I orderd. Oh well. We will know soon
that flange is either an 11/16 inverted flare or 5/8 inverted flare. (but it hase to be an sae inverted flare similar to a brakeline fitting just larger. if you need more info email me i think i can help
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<TABLE WIDTH="90%" CELLSPACING=0 CELLPADDING=0 ALIGN=CENTER><TR><TD>Quote, originally posted by yehiknowrite »</TD></TR><TR><TD CLASS="quote">what size turbo is that...?</TD></TR></TABLE>
It is Garrett T25 .48/.48
Im not sure if its going to be all that great for my setup..
It is Garrett T25 .48/.48
Im not sure if its going to be all that great for my setup..
<TABLE WIDTH="90%" CELLSPACING=0 CELLPADDING=0 ALIGN=CENTER><TR><TD>Quote, originally posted by linx »</TD></TR><TR><TD CLASS="quote">that flange is either an 11/16 inverted flare or 5/8 inverted flare. (but it hase to be an sae inverted flare similar to a brakeline fitting just larger. if you need more info email me i think i can help
</TD></TR></TABLE>
The fittings came in today. Turns out that its the 2105x10 5/8 .88 .80 fitting.
Now what do I do? The inside of the fittings are smooth.
</TD></TR></TABLE>The fittings came in today. Turns out that its the 2105x10 5/8 .88 .80 fitting.
Now what do I do? The inside of the fittings are smooth.
<TABLE WIDTH="90%" CELLSPACING=0 CELLPADDING=0 ALIGN=CENTER><TR><TD>Quote, originally posted by Ape »</TD></TR><TR><TD CLASS="quote">
The fittings came in today. Turns out that its the 2105x10 5/8 .88 .80 fitting.
Now what do I do? The inside of the fittings are smooth.
</TD></TR></TABLE>
does it have a 5/8 thread on the other side?
The fittings came in today. Turns out that its the 2105x10 5/8 .88 .80 fitting.
Now what do I do? The inside of the fittings are smooth.
does it have a 5/8 thread on the other side?
That fitting is made to have a flared tube go through it, exactly like the fittings on your brake lines.
If it was me i'd either drill out the inside and tap it, or just weld something to the other side of the fitting.
If it was me i'd either drill out the inside and tap it, or just weld something to the other side of the fitting.
Excellent. I brought this back up because I have a freind who just got one of these turbos. Sorry you had to spend $18 to get the correct $2 fitting.
And sorry I didn't say it was a tube nut. You need a tubing flare set to properly flare it. I wouldn't tap it because you really need a 5/8" tube to eliminate restriction.
Now that we know the correct fitting, I will see if I can find finished hard lines in this size.
And sorry I didn't say it was a tube nut. You need a tubing flare set to properly flare it. I wouldn't tap it because you really need a 5/8" tube to eliminate restriction.
Now that we know the correct fitting, I will see if I can find finished hard lines in this size.
Update for those that care:
This Garrett turbo is an OEM T25 that came on the Pontiac Sunbird. I have tracked down the correct fitting for the outlet:
http://www.fittingsandmore.com...ge=29
Part 30-286. It is 5/8" inverted flare to hose barb, in brass. $9.
Since I have seen these turbos popping up on Ebay again, (I bought one for $200, not bad for a new in box Garrett original), I thought I would update this for those that search.
Alternatively, you can find a turbo sunbird in a boneyard and take the oil drain off of it. But good luck with that. This fitting will allow you to use a 3/4" rubber drain line to the oil pan.
This Garrett turbo is an OEM T25 that came on the Pontiac Sunbird. I have tracked down the correct fitting for the outlet:
http://www.fittingsandmore.com...ge=29
Part 30-286. It is 5/8" inverted flare to hose barb, in brass. $9.
Since I have seen these turbos popping up on Ebay again, (I bought one for $200, not bad for a new in box Garrett original), I thought I would update this for those that search.
Alternatively, you can find a turbo sunbird in a boneyard and take the oil drain off of it. But good luck with that. This fitting will allow you to use a 3/4" rubber drain line to the oil pan.
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