I had the same problem and used a teflon tape and it works perfect. Don't ask me for a particular type, it's what I fond in my basement... Elvis > there since it wasn't a good day, but I went ahead and started on the fuel > filter. > It's back in, but I will have to pull it out again because the inlet angle > adapter leaks. I thought I tightened it in enough, but no.... > So my question is: mega-tighten it down some more? or is there a plumber's > tape (and particular type is fuel resistant?) I should be using on these > threads? There is very little to seal this connection.