OK, you've got one fuel-out from your gascolator or other filter, going to two fuel pumps. Mine is 3/8 pipe to 1/4 pipe. Then from the two fuel pumps you've got to get back to one 1/4 tube into the carb.
What fittings do you use? I have searched the catalogs, AS and Wicks, and nothing seems to fit. "There is a time for building and a time for flying, and the time for building has long since expired." See N64KR at http://KR-Builder.org - Then click on the pics Daniel R. Heath - Columbia, SC See you in Mt. Vernon - 2004 - KR Gathering