If you remove the 710 cap (or OIL cap if it's upside down) and if your
tube is as it came from the factory, then the inner part of that tube
extends outward a number of inches.  In other words ... it telescopes to
make adding oil easier.

Mike

Ray Hill wrote:
>  Oil filler thing?  What is that about?  Am I missing something that I
> should know?
>
> -----Original Message-----
> From: Vanagon Mailing List [mailto:vanagon@gerry.vanagon.com] On Behalf Of
> Loren Busch
> Sent: Saturday, December 24, 2005 1:40 PM
> To: vanagon@GERRY.VANAGON.COM
> Subject: Re: Adding windshield fluid? Where?
>
>  RE: Oil filler extension...
> John, quit rubbing it in.  I drove a Vanagon for over ten years before I
> found out about the oil filler thing....
>