i have fuel pressure gauge cant find port to connect on fuel rail
on 1997 Dodge Avenger

what is pressure supposed to be

On the V6 you need a special adapter plate that goes on at the end of the fuel rail. The 4 cylinder engine has a test port on the fuel rail it's self.
thankyou..where can i get an adaptor plate from.the car cuts out bad when i first press the gas pedal, sometimes sputters and sometime stalls like it runs out of gas or sucks air.i changed fuel filt put in fuel system cleaner & filled with high octane fuel. didnt help at all.gets worse every day.
1 more answer
You will not be able to find this adapter. Any tech with at least 20 years experience will have it in his collection of tools.