iam trying to install a electric fuel pressure gauge ,and i need to tap into the top of the BDl fuel rail. theres a opening on top of the fuel rail but it looks like it needs to be opened up! how do i do this? the fuel prssure sender screws into the opening!

 

bump any1

 

get a fitting with 2 female ends and 1 male end.

 

and were do i put it? pics would help thank you

 

installing a fuel pressure gauge on bdl fuel rail. any one know how to open up fuel rail hole?