351 AIR GAP

HOW WILL MY MOTOR RUN WITH A DUAL PLANE AIR GAP

INTAKE MANIFOLD?IT HAS 2V PORTS AND MY HEADS ARE 4V

CAST IRON OPEN CHAMBER.BUT THEY SAY IT WILL WORK I

REALLY DONT UNDERSTAND PLEASE LET ME KNOW WHAT IS

A GOOD DUALPLANE INTAKE TO RUN.I HAVE HEARD IT WOULD

SOME SAY YOU DONT WANT TO DO THAT SO I GOOD USE SOME HELP.

THANK YOU VERY MUCH  markmcgee43@yahoo.com