In this, episode 153 of PowerTec 10, DV investigates 2 plane intake manifolds focusing on the degree to which a great concept has been short changed in the area of it's design execution.
Explained here is how street and street/strip engines could benefit significantly by adopting more stringent performance orientated design parameters. Not one to criticize unless he can do better he has teamed up with a head porter well know to this channel and the plan is to do a super two plane intake for BB Chevy's
All through this video DV details simple performance mods that can significantly enhance 2 plane intake performance.