I agree. It sounds like a fuel delivery problem. The fuel pressure needs to be 3.0/3.5 Lbs. with a good regulator. You should check the float level with a flout gauge. There is a good float gauge for sale here on Pelican. Also you can contact Paul Abbout here on pelican ( 1Quicks ) or at
www.perfomanceoriented.com 530-899-8371 He can help you. He is Good Man. Craig.