[Boosterwitch]

You may want to cut the manifold between the cylinders for expansion and contraction.

My Fmax prototype manifold was not and it broke a stud eventually which I just got out today. My manifold is now seperated between the cylinders.

 

[Boosterwitch]

Already being done, but thanks for the heads up Ryan.

PS Your talking about the Flange that bolts to the head right?

Yeah, the flange. Like this: