In a message dated 2/14/05 3:25:39 PM Eastern Standard Time,
word_aag@COMCAST.NET writes:

> I've driven my 1985 Vanagon for years without a gas cap as it has that
> metal
> over gas inlet hole.....
>

uhhh...  dirt, rain,  debris, etc.. need i say  more?

i guess technically we could all drive around without an oil cap on too, or a
 coolant overflow tank cap...or a windshield or ...   :<)

chris