I like Scotts optimism :-)  BTW-The first thing I thought was the same thing
Scott said..2 ought to do it...but I used Velcro and secured just behind the
drivers' seat.  I like to listen and see others' setup before i
drill...don't ask me why. What a weekend, huh?
Michael in San Antonio
91GL Weekender AT 2.1L 'Gringo'

On Sun, Aug 22, 2010 at 7:14 PM, DW <dcwilton@gmail.com> wrote:

> I have a '91 Multivan with a secondary battery kit under the driver's side
> seat. I want to mount an inverter behind the battery compartment (i.e.,
>