I bought a spool of this on Amazon because I replaced the line from the rail down to the hard line from the filter as well. 225psi rated R14 and I used double fuel injection clamps at each connection.
I have a good bit left if someone needs a couple pieces.
1994 Thunderbird - 2000 4.2L M5R2 now on the road!!
1995 Thunderbird - 2002 Alum 4.6L SVO - Awaiting transplant...
1996 Cougar - 2004 3.9L 4R70W