Fuel connector problem

[rubberpanman]

I have a 1957 johnson sea hors

I have a 1957 johnson sea horse 5.5 outboard.Where the dual line connectors fit its leaking fuel. How do you find out which is leaking the male or female connector?

 

[joereeves]

The female connector is the on

The female connector is the only one that has sealing "O" Rings and would be the leaking component. The "O" Ring part number is 301824