Quote Originally Posted by wotan2525 View Post
The pickup filter would be a sock/element inside the tank. I doubt you have one, but it is possible. You'd need to pull the fuel sender unit so that you could get access to try and see in there with a light.

I'd change your fuel/water separator, again and replace any in-line filters. Marine fuel line would be cheap to replace but it doesn't sound like that is your problem.
The filter that I have is this one. Napa Gold 3110 Fuel Filter:


Also, it has a brass plug at the bottom of the housing. Should I be draining this regularly?