TheFid wrote on 07/20/12 at 22:39:20:....Another question, I have removed my tank a few times now without thinking of why the fuel does not run out when i lift it off. Why?
If you're using the OEM petcock and the lever is set to "ON" or "RES", then the petcock should not flow any gas unless a vacuum is applied to its vacuum port.
So, if you have an OEM petcock set to either "ON" or "RES," what you're seeing is normal OEM petcock behavior.