Sounds like the BOV is opening partially causing a vacuum leak.
Greddy Type-S's are always doing this especially with a soft spring tension.
Tighten it up... as long as it's purging at full boost you'll be fine.
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Nismo_Freak
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BOV effecting idle..??
Tue Sep 16, 2003 7:38 am
BOV effecting idle..??
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