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boost taper with MBC @ 22psi

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Old Jun 14, 2007, 12:37 PM
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boost taper with MBC @ 22psi

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Last edited by hellcat; Sep 15, 2007 at 09:32 AM.
Old Jun 14, 2007, 12:39 PM
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if your set at 22, you'll probably taper to about 20ish...
Old Jun 14, 2007, 12:39 PM
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Originally Posted by hellcat
How much does the boost taper on average for an evo set to 22 psi?
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Old Jun 14, 2007, 12:40 PM
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yeah, I think you figure about a 2 psi taper on a stock turbo / WGA evo.
Old Jun 14, 2007, 12:46 PM
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Thanks guys!!!
Old Jun 14, 2007, 12:50 PM
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With a IX you will taper more than a VIII. Depending on your set up and what you consider 22psi (spike or level out) you might taper down to about 18psi by 7000rpm.
Old Jun 14, 2007, 12:55 PM
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a friends IX maxed at 22 then tapered to 16. My 8 holds 21 until about 6200rmp then drops 2 psi.
Old Jun 14, 2007, 01:06 PM
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Depends on cams etc.
Old Jun 14, 2007, 01:23 PM
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Also depends if you're on the stock dv and how well it's holding boost as well.
Old Jun 14, 2007, 01:28 PM
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My IX is set at 21 and I fall to 19.




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