Jun 29, 2012 #2 S SHADOWII Well-Known Member Joined May 12, 2004 Messages 2,608 You forgot to state for what manifold.
Jun 29, 2012 #3 G gnmexico Member Joined May 26, 2010 Messages 111 sorry about it, ,,stock manifold..
Jun 30, 2012 #4 T turboc87gn Darkside in Detroit Joined Oct 2, 2008 Messages 2,766 Is this the aluminum gn1 spacer? Pics? Any holes drilled in it for vacaum lines etc?