Not sure about the bigger battery, but I agree that it is a good spot. I had a smallish gel cell there for years in my '82

alistair

On 2011-08-03, at 6:35 PM, Alan Felder wrote:

> For a diesel, the space behind the start battery makes a good location for
> the aux battery IMHO.  I think there is room for a larger battery there than
> under a seat.  That's where I plan to put mine, behind the start battery,
> close to the alternator.
> 
> I ran two red/black pairs of #8 wires from there to behind the grille by
> using existing passageways on the passenger's side, and going over the brake
> distributor.  I tapped in for a pair to go over to the kitchen and for a 12v
> power outlet by the sliding door.  The other pair goes up front and into the
> cab under the dash, dedicated to serve headlight relays in the future.