Originally Posted By furious70
I just don't ever run the tank down to empty.


When I ran mine anything below a quarter tank would suck air. Under half a tank with "aggressive" driving would suck air. I don;t know what pump Holley included in the Projection setup I had but it didn't like sucking air and it eventually quit.

They say there are no such thing as a stupid question.
They say there is always the exception that proves the rule.
Don't be the exception.