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T3 Turbo (Which one can create most boost)

846 Views 15 Replies 7 Participants Last post by  Metho
Hey, I used to have a link to a site that showed various different kinds of turbo's and their specs. I am trying to find a T3 turbo that spools quickly but is capable of 20PSI sustained. Does anybody have any recomendations? Or links to sights that have turbo specs? Thanks B
1 - 16 of 16 Posts
Re: T3 Turbo (Metho)

All T3s can spool up to 20 psi, I think max boost you can get out of them are 24 or 28 psi. www.8vturbo.com
Re: T3 Turbo (Metho)

hey what are you selling?
also turbonetics has compressor maps (they look like D's) it give surge line and boost- that will show you what they are capable of doing-
Re: T3 Turbo (CorradoG60)

A T3 compressor might be able to make 20psi but the size of the compressor will determine how efficently it can do so at various flow rates. To get a nice, efficent 20psi I'd think you'd need a T3/T4 hybrid of some sort, just so you're not creating alot of heat in the persuit of a high boost number.
The turbo that instantly spools up and produces high boost of of a small motor is non existent. Compromises are abound though
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Re: T3 Turbo (need_a_VR6)

On a 1.8 there isn't a T4 compressor that seems reasonable to me. Of course I don't have any experience trying, I'm just looking at the compressor maps. A 50 or 60 trim T3 seems to hold up very well for high boost on a 1.8. If you plan on 7000 RPM, the 60 trim looks better.
Maybe a 2.0 can use a T4 better, but they all seem to flirt with the surge line. (but the T3 compressors can't dish out the high boost anyway)
High meaning > 25 psi.
Re: T3 Turbo (Stephen Webb)

Well, I guess well find out how a T3/04E works with a 2.0. I won a bid tonight for a Turbonetics unit. Wish me luck
Re: T3 Turbo (Metho)

Run a T3 or a T4 with the 2.0, But a T3 is ideal. The T04E is for A lot better on the VR6s because it takes longer to spool. On my car I got a T3super60 and let me tell you, it drives nice before 3000, and when 3000 hits the red line is a split second away. First and second gears ar pretty much nonexistant, and thats with a wide ratio tranny.
Re: T3 Turbo (CorradoG60)

I hope that u guys know that the compressor wheel is the lightest moving part in the turbo, it has minimal impact on turbo spoolup, a good choice for a 1.8 would be a T3 exhaust side with a .48 a/r and a stage III wheel to run cool and have hard pull to redline and a T04B compressor side, the T04B is small enough to fit your vw and will outflow even the best T3, the super 60 that is.
The T04B-H3 is capable of 49lbs/hr, turbonetics has the compressor maps.
Re: T3 Turbo (killa)

quote:[HR][/HR] the T04B is small enough to fit your vw and will outflow even the best T3, the super 60 that is.
.[HR][/HR]​

when was the last time you tried to fit that turbo in the engine compartment of an 8v car?--It aint pretty! wanna see pics of the squeeze it takes? look on the second sig-
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Re: T3 Turbo (CorradoG60)

i never tried to fit a T3/T4b on any 8v because i never owned an 8v, spacing has a whole lot to do with which manifold you'll be using, i just gave my opinion, dont know but perhaps you're getting the T04E and T04B housing confused......

buth who cares, we're all gonna die anyway.


[Modified by killa, 11:52 AM 6-13-2002]
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Re: T3 Turbo (g60vwr)

Depends on the chassis. I have a T04E housing in my 8V rabbit and it fits fine.
Re: T3 Turbo (BUNNYLOVE)

What rpm does your's spool at? Which mods have you done that effected spoolup? Im interested because im worried i wont spool till redline.... No just kidding but i am curious when the spoolup would be.. B


[Modified by Metho, 3:35 PM 6-13-2002]
Re: T3 Turbo (CorradoG60)

spoolup has to do with turbine sizing and a/r, the T04E housing is bigger than the T04B housing.


[Modified by killa, 12:15 PM 6-13-2002]
Re: T3 Turbo (killa)

Actually i was referring to cam, timing, displacement and such.. Im curious how much HP was being made before the turbo. That would also effect the lag / spoolup time..
Re: T3 Turbo (Metho)

More displacement will give you better spoolup (more exhaust gas energy). Bigger cams give you worse spool up because they are less efficent at low RPMs when you're trying to spool. Timing I don't think effects spooling.
killa is point on, spoolup is 90% in the turbine.
Re: T3 Turbo (need_a_VR6)

Excellent. Thanks for the info..
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