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Blow off valve testing, it really works!

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Old May 5, 2011, 05:03 PM
  #241  
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Originally Posted by 4cdndctn
^^ Normal driving is great with the larger spring - it's equal to the stock 9 or jdm 8 with dejon mod. The issues I'm encountering are poor idle (though I have Kelford cams) and 3psi taper on the track over 6k RPM.

I'm not sure if the issues are related but I have learned the BOV can be the culprit to both good and bad behavior.
I forgot to add that my idle with the single spring completely went to ****. With every lift of my gas pedal, I would have an unsafe drop in RPM and almost stall

with both springs, I have very little issues with only the occasional RPM drop, mainly after hard acceleration/boost.

again, I VTA
Old May 5, 2011, 07:25 PM
  #242  
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Did you guys read any of this thread? VTA & MAF don't mix, especially with this 1 spring mod. .
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