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| Squires Turbo System Saw this on anther forum: http://www.ststurbo.com/home Now, I'm no turbo expert, but this setup dosen't make sense to me. Just want to see what you guys thought about it. Trev |
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| Nothing too special From what it looks like is just a mounting system for tight spaces. I mean heck if ya look on the net at some custom sequential setups they are mounted behind the front air damn, etc... |
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| Just dosen't seem like it would be a system worth using. Seems like you'd get crazy turbo lag. I always thought that was why turbo was placed so close to the headers. Closer the turbo is to the exhaust gas, the fast the turbo will spool up. |
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| Is it just me or does it sound like complete BS? it says how from stock 5psi you can bring it up to 20psi with a little tuning...i don't think i've ever heard orf a tubo that comes close to 20 psi...i unno, maybe i'm wrong ~Dangerous~ |
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Lota Supras run over 40psi, diesels run even more, I can't run over 15psi since my injectors are not big enough, but my little ity bitty 9b TD-04 turbos can spike 20 psi @ 3K RPM, but they are soo small they can only hold 7-9 psi at 7,000 RPM, they just run outta flow. Turbos do NOT create pressure, the only create airflow, the restriction in the intake (piston, valve, throttle plate, ect) stops this flow and the result is pressure, so as long as the turbo is outputting a flow that is greater than the demand of the engine, boost is made. And remote turbos have been around for a while, and they dont have much more lag than a close-coupled turbo as long as the pipe is thermally coated or wrapped. Turbos work directly off the heat energy in the exhaust as well as the pressure created from the restriction. Custom ones on a 4.2L v-6 F-150 start creating pressure as soon as 1,600 RPM, its all in the turbo's A/R and wheel size. |
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| thanx, i know how turbos work...do you mean 20 additional PSI or 20 PSI total? because i can see 20 total, but 20 additional would mean a 236% increase in airflow, meaning roughly 200% increase in power...so an m3 would be at roughly 666hp...i dont think so. ~Dangerous~ |
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| There are numerous BMW's currently running 600+ rwhp with 20+ psiG of manifold pressure. ICS has shown dyno charts of 780+ whp on race gas on one of their cars recently, so I am not sure what you are doubting. |
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__________________ ![]() - Website with full rebuild content coming real soon - |
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| um ya pretty much. obviously there are losses (which i took into account, about 36%)...hmm, well this is all new to me, good to know though. are these turbo's road legal? might be a dumb question i guess, but it sounds too damn easy...what kind of engine mods would you have to do to accomodate that much power and pressure? i don't imagine you just throw in a turbo and gain a couple hundred hp and be on your way...like why doesn't everyone with like 10G just get one? i would...lol, sorry for being ignorant guys...i guess we all learn eventaully hey. thanx for the clarifications ~Dangerous~ |
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__________________ 1990 325i 5 spd. charcoal gray. 17" Anthracite rims, yoko. AVS100s Custom flowmaster exhaust + high flow cat (header back) K&N filter Pioneer deck 2x12" 400W, Kenwoods Eibachs + Urethane +Tokicos New tranny s50 swap on the way! |
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| Well you could probably run 20psi in an M20 if you had your tuning exact right through the entire map (meaning ofcourse you can supply enough fuel which you wont be able to do so without larger injectors and fuel pump). ![]() There are people with M20's who run 15psi without changing pistons and rods and dont have any problems.
__________________ ![]() - Website with full rebuild content coming real soon - |
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| 20 psi on the m20 would blow the head gasket right away. i doubt there are too many people running 20 psi without some serious motor mods.
__________________ 1990 325i 5 spd. charcoal gray. 17" Anthracite rims, yoko. AVS100s Custom flowmaster exhaust + high flow cat (header back) K&N filter Pioneer deck 2x12" 400W, Kenwoods Eibachs + Urethane +Tokicos New tranny s50 swap on the way! |