nobody has yet to flow test a 3.0L intake manifold to my knowledge or dyno test a 3.0L and SVT manifold together on the same car. Either way, I think the best bet is to go with the tried and proven until someone gets some hard data. Stay with the SVT manifold.

Jim Hahn 1996 T-Red Contour SE Reborn 4/6/04 3.0L swap and Arizona Dyno Chip Turbo Kit 364 whp, 410 wtq @ 4,700 rpm