what can happen
http://s656.photobucket.com/albums/u...1-15_455-1.jpg
Based on that, you do not need the Vette rail as it contains a regulator, which you already have in the tank. If you did this, you would have to remove the intank regulator.
My only recommendation is to get rid of that rubber hose so you do not have to deal with any surprise fires.

