View Single Post
Old 11-03-2008, 05:08 PM   #75
Turn in Concepts
Former Vendor
Member#: 93646
Join Date: Aug 2005
Chapter/Region: MWSOC
Many Track Records
Let us help you go fast!


Originally Posted by SVXelerator View Post
What you've found is the IRIS valve that Subaru designed into the intake to provide a dual plane design based on engine vacuum. Given what you're setting out to do, you might just want to remove it and tune.
I would agree. Since most of the time it'll be at high RPM with that motor just ditch it.

when do you go in for the new suspension joint?
* Registered users of the site do not see these ads.
Turn in Concepts is offline   Reply With Quote