.80 A/R T3/04 w/ Nitrous
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.80 A/R T3/04 w/ Nitrous
hmm, just thinkin but, what if some one threw on a larger than normal t3 turbo and ran spray to assist spool. given a totally built engine...seems like most of the t3 in kits are .48 or .60. obviously for street smaller (to a point) is beneficial due to faster spool times, but run the spray till 3800-4000 then BIG flow from BIG turbo all the way to red...any thoughts?
too much for the ol D17?
too much for the ol D17?
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sounds like a good plan for explosions. i cant see that happening. .80 a/r is huge. thats bigger than the turbos some supra use.
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to big period, ull never get the turbo to its optimal performance position. might as well stick with the nitrous. turbo is just to big way to big for this cars engine
It may be big. But there are always the around stuff like this. How about using the vane design on garrett turbos. It allows for the turbo to be effective even under lower RPM's. So by the time you get to WOT and able to get the turbo to its maximum effciency you have more turbo where you need it. Goto the garrett site and look around.
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Then you would have a drag car... Not a street car. The car woudl probably stall out if you tried to take off at anything less than ful throtle. Can it be done, yes, would it be use full anywhere other than the strip, no. That is the way moat drag cars are set up, when I was talking to Don Garlets he built a Camero that ran twin turbos and used nitrous to spool them up. His nitrous system then was hooked into the pressure gagues for the intake manifold and as pressure built it slowly cut the nitrous off. He also siad he paid over 5G's just for N2O system though. Not to mention he rebuilt the frame too to handle that kind of power.
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Trim and A/R are two completely different things. A/R details the housing dimensions, while trim shows wheel design. Saying a turbo is an .80 A/R is to big without knowing turbine wheel specs is completly uninformed.
Originally Posted by 4drcivic2k1
Trim and A/R are two completely different things. A/R details the housing dimensions, while trim shows wheel design. Saying a turbo is an .80 A/R is to big without knowing turbine wheel specs is completly uninformed.
Personally, for a 1.7, I'd suggest a t28 with .80+ a/r...you'll gain great spool time and MUCH more midrange power
Trust me, a big a/r t28 will put a huge goofy grin on your face when you have it at spool around 2400 rpm :]
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Originally Posted by AceAltima
Understood, and you make a vaild point, but I can't think of any wheel +.80 housing combo that would flow well with a lil 1.7....there just isn't enough exhaust to spool it...
Personally, for a 1.7, I'd suggest a t28 with .80+ a/r...you'll gain great spool time and MUCH more midrange power
Trust me, a big a/r t28 will put a huge goofy grin on your face when you have it at spool around 2400 rpm :]
Personally, for a 1.7, I'd suggest a t28 with .80+ a/r...you'll gain great spool time and MUCH more midrange power
Trust me, a big a/r t28 will put a huge goofy grin on your face when you have it at spool around 2400 rpm :]
That makes no sense. You say that you can't think of any .80 A/R that would work with the D17, then go on to say a T28 with an .80 A/R would be good?
werd....i know they are about the same, but the difference is in the pudding my friend
check out the sentra forums for further discussion into that...
a .80 in the t28 spools MUCH faster than it's counterpart of hybrid nature on the sr20
check out the sentra forums for further discussion into that...
a .80 in the t28 spools MUCH faster than it's counterpart of hybrid nature on the sr20
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I'm not talking about the turbos. I'm talking about you completely contradicting yourself.
Understood, and you make a vaild point, but I can't think of any wheel +.80 housing combo that would flow well with a lil 1.7....there just isn't enough exhaust to spool it...
Personally, for a 1.7, I'd suggest a t28 with .80+ a/r...you'll gain great spool time and MUCH more midrange power
Personally, for a 1.7, I'd suggest a t28 with .80+ a/r...you'll gain great spool time and MUCH more midrange power
No no no my friend, lol I see where your confusion starts...
When I talkeda bout a not finding a .80 a/r and wheel combo that wouild work on the 1.7 I was referencing that to the t3/t04b combination
sorry about my poor typing, i'm doing this on army time ;]
Basically I said
.80 a/r on a t3/t4 isn't going to be good
.80 a/r on a t28 will be happy
again, trying to do this as quick as possible so i don't get caught lol
When I talkeda bout a not finding a .80 a/r and wheel combo that wouild work on the 1.7 I was referencing that to the t3/t04b combination
sorry about my poor typing, i'm doing this on army time ;]
Basically I said
.80 a/r on a t3/t4 isn't going to be good
.80 a/r on a t28 will be happy
again, trying to do this as quick as possible so i don't get caught lol
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You can have soo many setups out there for custom housing and wheels. Using a large wheel is for more top end with more lag. Smaller is of course the opposite. AR stands for aspect ratio. If you have an 80AR (intake side I presume), then you could possibly run a .48 exhaust side. Keep in mind, the intake side is affected by the weight. If you have a big-*** wheel then there is naturally more mass involved. Your engine is powering the turbo with air, so more mass can atually have a great effect.
Ideally, a .60AR intake, with a .48AR exhaust is perfect for out car. Preferrably a Super trim. A ball bearing upgrade will help as wheel, and have at least a 2.5" intake pipe.
What would be sick, now that I think about it... (I'll be emailing some companies now...) what about a titanium compressor wheel? Something replacing the heavier wheels. You could run more aggressive A/Rs with less lag and still run cooler than normal turbos. Do you think titanium can withstand speeds up to 60,000rpms? I'll find more out on this and post up what I know.
Ideally, a .60AR intake, with a .48AR exhaust is perfect for out car. Preferrably a Super trim. A ball bearing upgrade will help as wheel, and have at least a 2.5" intake pipe.
What would be sick, now that I think about it... (I'll be emailing some companies now...) what about a titanium compressor wheel? Something replacing the heavier wheels. You could run more aggressive A/Rs with less lag and still run cooler than normal turbos. Do you think titanium can withstand speeds up to 60,000rpms? I'll find more out on this and post up what I know.
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Found a starting bit of info...
Anyone actually considering trying this now? I wonder how much it would cost.
CLICK ME
Forcedperformance.com makes custom turbo applications. If you get a custom turbine made from Borg Warner, then send it to FP, you might have a possible killer setup. Wonder how much it'd all cost?
Anyone actually considering trying this now? I wonder how much it would cost.
CLICK ME
Forcedperformance.com makes custom turbo applications. If you get a custom turbine made from Borg Warner, then send it to FP, you might have a possible killer setup. Wonder how much it'd all cost?
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titanium could probably spin as fast as you want with out any problem, presuming it is machined correctly. The cost for titanium piece like that... I could image about 2-3G for that much titanium plus machining which will probably cost another grand or so (high precision with super hard metal is not an easy task). If done it would be nice...
Okay try this http://www.honeywell.com/sites/ts/tt/
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Originally Posted by 4drcivic2k1
Titanium is heavier than aluminum.
Aluminum turbo = BAD
Aluminum is way to soft, maybe alloyed with steel or something, but then you're heavier than titanium agian.
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Originally Posted by MadWheel
yeah haha i was figuring that...
imagine that though huh? untouchable lol
imagine that though huh? untouchable lol
Yeah... that would be pretty bad azz
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Originally Posted by Jrfish007
Aluminum turbo = BAD
Aluminum is way to soft, maybe alloyed with steel or something, but then you're heavier than titanium agian.
Aluminum is way to soft, maybe alloyed with steel or something, but then you're heavier than titanium agian.
We're talking compressor wheels. Most turbos currently produced have aluminum compressor wheels.
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