"Brian Nystrom" <brian.nystrom@verizon.net> wrote in message
news:%kWrh.7513$q32.3493@trndny01...

> >
> > With a modern closed system, you should not have air in the tank above
> > the fuel, only fuel vapor.
>
> For that to be true, you'd have to have a vacuum in the tank. It simply
> doesn't work that way. As the fuel level in the tank falls, air is drawn
> in to replace it. There is no alternative.

Correct. If the vacuum existed as described, one would not be able to
remove the gas cap, and all of our vehicles would share a common attribute
with Jaguars - caved in gas tanks.

--

-Mike-
mmarlowREMOVE@alltel.net