304 efi fuel line size

[The Enforcer]

Anyone know what size the supply and return pipes are on these or the metal line size...

Getting a fuel pressure regulator (for carby) which has 8orb fittings, and want to get right sized hose fittings

to suit the pipes in pic

 

[EYY]

Anyone know what size the supply and return pipes are on these or the metal line size...

Getting a fuel pressure regulator (for carby) which has 8orb fittings, and want to get right sized hose fittings

to suit the pipes in picView attachment 212842

5/16 for both. Same for v6 and v8 for these models.