Originally Posted by Jinxx

There was a design flaw in e early kits from gtm ...and was only maxing out at 8lbs regardless of the pulley ...something with the intake piping was too restrictive ...there was a correction done for that issue with new intake plumbing ...and the bypass valve is supposed to be venting open at idle and it will vent even while driving if not accelerating. The 88mm shod be good for 10-11 lbs of boost

Also that should be fine for a source for the boost line