ORIGINAL: DelGatoGrande
its doesnt matter in flight mate.
plane can turn everyway.
it matters only in fueling to take the air out so niple goes to the main tanks must the higher point.
my 2 c
+1
Here is a pic of a simple box I made to keep mine oriented the correct way Plus its easily removable by removing the rubber band that keeps it in place. It can be glued anywhere and works really well.