Looks to me like a filler for the fabled blinker fluid.

Stephen

Mobile

> On May 1, 2017, at 1:33 PM, George Gaudette <gcgaudette@GMAIL.COM> wrote:
>
> Hello folks,
>
> I'm curious what's up with this... appears to be a second fuel fill
> location.
>
> https://drive.google.com/file/d/0B8tMxwv9EpaWYUY4ODFTTHJ2WEE/
> view?usp=sharing
>
> Judging by the screw/bolt heads it looks to me like a custom job. Yes?
> Wondering where the tank is!
>
> Spotted in Brookline (Village), MA -- hello to the owner if you're reading!
>
> -George
> '90 Westfalia Automatic
> Brookline, MA