t25 turbo - Boost Forum

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t25 turbo
Thursday, September 08, 2005 12:36 PM
anyone know anything about this. unsure of it. it has .48 hot and cold side plus a t3 flange.


"IF YOU PERSIST IN DOING WHAT YOU HAVE ALWAYS DONE .....
EXPECT RESULTS NO DIFFERENT FROM WHAT YOU HAVE ALREADY ACHIEVED"


Re: t25 turbo
Thursday, September 08, 2005 12:37 PM
too small for a Cav. different flange than most manifolds (most turbo manifolds for our cars use the T3 flange not a T25 flange) and did I mention it was too tiny?




I was a retard, and now I'm permanently banned.
Re: t25 turbo
Thursday, September 08, 2005 12:39 PM
thank you.



"IF YOU PERSIST IN DOING WHAT YOU HAVE ALWAYS DONE .....
EXPECT RESULTS NO DIFFERENT FROM WHAT YOU HAVE ALREADY ACHIEVED"

Re: t25 turbo
Thursday, September 08, 2005 12:41 PM
you are welcome. start off with something around a T3 Super 60 and go up from there depending on how much power you want to make




I was a retard, and now I'm permanently banned.
Re: t25 turbo
Thursday, September 08, 2005 12:44 PM
No, t3-t04 trimed down.... that way if you want you can always upgrade wheels...

Chris


'02 Z-24 Supercharged
13.7 @102.45 MPH Third Place, 2007 GMSC Bash SOLD AS OF 01MAR08

Re: t25 turbo
Thursday, September 08, 2005 12:48 PM
i want 6-8psi. not too crazy. i want full or close to full boost at around 2000-2500 rpms.


"IF YOU PERSIST IN DOING WHAT YOU HAVE ALWAYS DONE .....
EXPECT RESULTS NO DIFFERENT FROM WHAT YOU HAVE ALREADY ACHIEVED"

Re: t25 turbo
Thursday, September 08, 2005 12:57 PM
mitsu 16g turbo.





Speed costs money, how fast do you want to go?
Re: t25 turbo
Thursday, September 08, 2005 1:04 PM
perfact.... look at speed racersZ's profile, he got full boost at 3100 rpm, just get a little smaller turbo than his and your good.

Chris


'02 Z-24 Supercharged
13.7 @102.45 MPH Third Place, 2007 GMSC Bash SOLD AS OF 01MAR08

Re: t25 turbo
Thursday, September 08, 2005 1:12 PM
what size would you guys suggest. i know t3 or t3/t4 but what trim?


"IF YOU PERSIST IN DOING WHAT YOU HAVE ALWAYS DONE .....
EXPECT RESULTS NO DIFFERENT FROM WHAT YOU HAVE ALREADY ACHIEVED"

Re: t25 turbo
Thursday, September 08, 2005 2:03 PM
Spotabee Racing wrote:too small for a Cav. different flange than most manifolds (most turbo manifolds for our cars use the T3 flange not a T25 flange) and did I mention it was too tiny?


How can you say that it is too small when you don't know how much power he wants to make?

A T25 is can support up to 250hp. I do agree with you that a T25 is not the greatest choice simply for the fact that every 2.4 manifold i have ever seen for sale came with a T3 flange.


Bottle fed Sleeper wrote:i want 6-8psi. not too crazy. i want full or close to full boost at around 2000-2500 rpms.


The perfect size for you would be a 50 trim T3 with a .48 turbine a/r. It should have little to no lag at all and be able to push 8psi on a stock 2.4 all day with no plroblem. any bigger will just add more lag.


- 93 mph in the 1/8 mile
Member of J-Body Of Michigan.

Re: t25 turbo
Thursday, September 08, 2005 4:10 PM
the t25 that i was looking at has a t3 flange on it. after looking at your mods Skilz10179,
i would like to think youd know. but if you say that i want a 50 trim T3 with a .48 turbine a/r i will belive that.
.


"IF YOU PERSIST IN DOING WHAT YOU HAVE ALWAYS DONE .....
EXPECT RESULTS NO DIFFERENT FROM WHAT YOU HAVE ALREADY ACHIEVED"


Re: t25 turbo
Thursday, September 08, 2005 5:07 PM
Bottle fed Sleeper wrote:the t25 that i was looking at has a t3 flange on it. after looking at your mods Skilz10179,
i would like to think youd know. but if you say that i want a 50 trim T3 with a .48 turbine a/r i will belive that.
.


Don't just take my word for it, research it. That is the sad thing about this site, lots of people appear to know exactly what they are talking about but in reality they don't have a clue.


- 93 mph in the 1/8 mile
Member of J-Body Of Michigan.

Re: t25 turbo
Thursday, September 08, 2005 5:35 PM
thats pretty much what i was looking at anyway. just seen this t25 on ebay and wonderd what it was about. i have a friend that has a t3 with pretty much those specs. i am a newbie when it comes to trim, hot side, cold size specs. just learning everything i can.


"IF YOU PERSIST IN DOING WHAT YOU HAVE ALWAYS DONE .....
EXPECT RESULTS NO DIFFERENT FROM WHAT YOU HAVE ALREADY ACHIEVED"

Re: t25 turbo
Thursday, September 08, 2005 10:21 PM
all i am saying, is that the T25, while not even working with the manifolds, is a baby turbo. Sure, it'll run 6 psi on a bone stock motor, but whoever does that isn't going to slap on a brand new T25. It's going to be pulled off a DSM at a junkyard, with who knows how much shaftplay, bad seals, etc etc.




I was a retard, and now I'm permanently banned.
Re: t25 turbo
Friday, September 09, 2005 9:28 PM
you can find a 300zx turbo cheap. They have a t3 flange but are t25 turbo's with a .48 a/r, They are knwon to go over 200k miles if the proper oil is used and is changed regylarily.



Re: t25 turbo
Tuesday, February 02, 2010 12:50 PM
This is a old post but I was searching through the old files before asking about my build and I was doing the research and I think a I've got a good answer for anyone else who is trying to run a T25 on a 2.2 OHV like me.
Im looking at getting a 2G T25 turbo off a 97 GSX and the compressor ar is .60,

After plugging in all the numbers using the Garretts website I found that a unit like this is good for a max around 180HP, anything after that would put it outside of its usefull range.
And just for record the numbers for that are arpx. 20lbs/min at 13-11 PSI I live in AZ and the Elevation is over 5000 feet so depending on your area you may have to adjust the base psi numbers
mine are 12psi atmosphere + 10 psi boost= 22psia running at a air/fuel ratio of 12:1
Peak power is around 3500RPMS-4500RPMS over that and you are outside the effective range again and will need a reallllllly good intercooler and injection system.

So a T25 turbo with ar trim .60/.64 is a good low end street turbo, but will not do if you want to punch your car past 180HP.

mild bolt ons will add the turbo but from a stock point this type of setup will require head work to improve flow rate and lower heat factors.

My build is going to include a intercooler and water injection to the air to air intercooler, and the stock unit is going to push 10 psi from the factory wastegate.
Fuel and spark are still getting worked out, I'm thinking about a rising fuel pressure to match boost and a DIS-2 with colder plugs,
Does anyone have reccomendations for the plugs and a BOV
I have NGK G-Power plugs right now.




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