fuel pressure guage?

[just a nuder 6]

heys guys i am fixing to put a fuel pressure gauge on my car so i can actually tune the fuel curve. but i dont know what size fitting to use on the fuel rail does anyone out there happen to know and what does that size convert to in an AN fitting.
thanks guy

 

[sweetv6]

Hi

4 JIC FEM

Claude

 

[Dan Thompson]

If the fuel gauge is mounted directly to the fuel rail, the vibration can cause the gauge to fail over time.

That is why you see gauges mount with SS braided hoses.

Check out this picture www.geocities.com/cx366464/driversside.html