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What's your max sustained boost?

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Old Apr 26, 2010 | 01:50 PM
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Question What's your max sustained boost?

Just curious, can you guys respond with a psi figure and if the turbo is stock?

thx!
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Old Apr 26, 2010 | 02:32 PM
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28psi on my FPred right now at 7600...my bov is leaking i believe though, so this number could go up.
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Old Apr 26, 2010 | 02:44 PM
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27.5psi tapering to 20 by 7k on the stock turbo.
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Old Apr 26, 2010 | 03:38 PM
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completely stock, peak boost is 21 as measured by evoscan. tapers down to somewhere around 18.
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Old May 2, 2010 | 06:24 AM
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How common is 30+ psi?
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Old May 2, 2010 | 06:06 PM
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On a stock or aftermarket turbo?
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Old May 2, 2010 | 06:11 PM
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My car was tuned for 27psi and tapered to 20.5psi by 7,000 RPMs on the stock turbo.
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Old May 3, 2010 | 10:11 AM
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spiking 47 and holding 44psi to redline. stock turbo.
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Old May 3, 2010 | 10:19 AM
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^^ whaaaaaaaaaaaaaaaaaaaaaaaaaa!!!!!!!!!

Holy cow! does that number include the atmospheric pressure, or is it above atmospheric pressure?
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Old May 3, 2010 | 10:25 AM
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Originally Posted by meat_EVO
spiking 47 and holding 44psi to redline. stock turbo.
lol
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Old May 3, 2010 | 05:07 PM
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44 psi on stock? Can you link me to the compressor map of that turbo? I'd like to see what kinda CFM you flowing.
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