Has anyone done the ported fuel rail swap on their 6.4
Sep 12, 2014 #1 thumbo88 New member Joined Jul 15, 2014 Messages 85 Reaction score 0 Location kentucky Has anyone done the ported fuel rail swap on their 6.4
Sep 12, 2014 #2 sootie Well-known member Joined Oct 3, 2012 Messages 11,853 Reaction score 39 lots have. not too many people mentioned any gains other than surging issues that had to be tuned out. MINK and Red Ripper come to mind...
lots have. not too many people mentioned any gains other than surging issues that had to be tuned out. MINK and Red Ripper come to mind...
