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Enthusiast ![]() ![]() ![]() Joined Feb 2, '06 Currently Offline Reputation: 3 (100%) ![]() |
Hey guys and girls on 6gc.net,
I juz want to know how the 3sgte compares to the SR20DET, EJ20DET, RB20DET, 4G63 and other 2.0LTR turbos. Overall durability, revability, torque, internals (strength) etc. Is the 3sgte really a better overall package than the legendary SR20DET??? Cheers This post has been edited by NGHTKD: Feb 15, 2006 - 3:28 AM |
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![]() Enthusiast ![]() ![]() ![]() ![]() ![]() Joined Aug 31, '02 From Philadelphia, PA Currently Offline Reputation: 8 (100%) ![]() |
QUOTE(Consynx @ Feb 18, 2006 - 12:56 AM) [snapback]395748[/snapback] won't you lose low-end power then? what's the advantage of doing that? the technology behind it makes sense, but i'm guessing there's some kind of lag for when it opens or somethin??? when it opens you feel an extra boost in power. it might be a benefit to disable it if you upgrade the turbo. they got rid of it in the 3rd gen 3sgte. most people agree that the tvis is a good thing on the stock ct26, but its set to open way too late. i would rather have it open up at about 3500 myself. This post has been edited by lagos: Feb 18, 2006 - 1:38 AM -------------------- 15PSI - 30MPG - Megasquirt Tuned
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Enthusiast ![]() ![]() ![]() ![]() ![]() Joined Jan 17, '04 From Illinois Currently Offline Reputation: 0 (0%) ![]() |
QUOTE(lagos @ Feb 18, 2006 - 12:37 AM) [snapback]395753[/snapback] QUOTE(Consynx @ Feb 18, 2006 - 12:56 AM) [snapback]395748[/snapback] won't you lose low-end power then? what's the advantage of doing that? the technology behind it makes sense, but i'm guessing there's some kind of lag for when it opens or somethin??? when it opens you feel an extra boost in power. it might be a benefit to disable it if you upgrade the turbo. they got rid of it in the 3rd gen 3sgte. most people agree that the tvis is a good thing on the stock ct26, but its set to open way too late. i would rather have it open up at about 3500 myself. At low RPM, you want a smaller opening to keep air velocity high. At higher RPMs, the smaller opening becomes a restriction. The TVIS is designed to double the size of the opening at a preset RPM. If you look at two dyno plots of the same car, one with TVIS held open and one with TVIS held closed, you will see that the one with it closed has greater torque in the lower RPM's and the one with it held open has greater torque in the upper RPMs. The point that the torque lines cross is where you ideally want the TVIS to open. On most 3sgte's, I have read that is around 3700-3800. You can buy some simple electronics to change the set point, if you want. QUOTE(Punch @ Feb 18, 2006 - 2:28 AM) [snapback]395786[/snapback] the TVIS is more for NA car a turbo car does not realy need it... It only needs it to maximize performance in the low RPM's. But, I generally agree with you. This post has been edited by jgreening: Feb 18, 2006 - 9:21 PM -------------------- QUOTE(lagos @ Jul 10, 2006 - 1:55 PM) [snapback]454118[/snapback] i know your trying to do the right thing for your motor, but this is one of those times where you should just trust the guys who have had their swaps for a while and have done a ton of research into this. |
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