Originally Posted by Bevan
I did the exact same installation as described below for the same reasons on my RV7A which has been flying since 2015 (300+ hrs). No problems to report. I would do it again (for mechanical fuel injection or carburetor) .The Andair gascolators are mostly for it filtering properties.
Mechanical fuel injection (Precision)
This setup is fine for carbs or Bendix FI but the OP was asking about fuel systems for EFI.