Gravity fed, the main fuel tank will be always full until the gravity tank empties first, unless there are details of your installation you are, for some reason, keeping a secret. So almost any fuel filter will be fine.
Originally Posted By: mrsilv04
I think the word "gravity" is a key point here.
I'm not sure how gravity is going to push fuel through a "big round Ford" fuel filter.
If you doubt the ability of gravity to move fuel, especially one as viscous as gasoline or alcohol, I suggest you try stopping it. It's pretty relentless, this crazy gravity thing.