I actually tried that first. The only groove is actually facing forward toward the radiator. The rear area is blocked by the Thermac mounting flap. When you have the clamp facing forward, the clamp bolt touches the radiator hose, with no change is air cleaner height.
Heres the underside photos from a couple months ago.
http://forums.maxperformanceinc.com/...695444&page=27
Ill do some more finagling tomorrow and update as I go along.