2000 Gulfstream

[Dukke]

Good morning, my question concern fuel .
I have twin 200 Yamahas , on my fuel lines before the primer balls there what seems to be solenoids , they have a plug and are wired , not sure what they are , or their purpose, was wondering if someone could help out with my question, thnks

 

[Dukke]

I forgot to add that they are also before water separaters

 

[wspitler]

Those are most likely fuel flow sensors.