No way! Offenhauser makes a better street manifold than the Clifford:
http://www.summitracing.com/parts/OFY-5270LK/
and the Aussiespeed is better all around, as long as you have the room:
http://aussiespeed.com/index.php?pa...n=com_virtuemart&Itemid=23&vmcchk=1&Itemid=23