In article >,
says...
> Biker Geek > wrote:
> > It used to be that fuel caps had a simple pinhole. Now I think
> > it's more of a one-way valve that allows outside air in but does
> > not allow fuel vapors to escape.
>
> Doesn't that vent get plugged if people repeatedly overfill the tank
> instead of stopping when it clicks off?
>
> -DanD

Just a side note... DONT RUN THE TANK OUT OF GAS! Gas is ALWAYS cheaper
than fuel pumps and running out or running below a 1/4 of a tank equals
fuel pump damage.