You may also want to consider whether to get the 7 mm or 11 mm outlet on
the tank.
See for example Ron Salmon's comment in the following thread on The Samba:
http://www.thesamba.com/vw/forum/viewtopic.php?t=327521

Bill Nagle wrote:
> Has anyone had experience with the fuel tanks from Bus Depot? Are they
> safe? Is it an easy install? I have an '85 Westy that is gunking up fuel
> filters too often
>
> Bill Nagle
>
>