I think it is listed as a 3.5 gallon tank, but only 80% of the capacity
is usable, so that there is no pressure build up.  The overflow valve
indicates 80% capacity from what I remember.

James

Jay L Snyder wrote:
>
> What is the volume of my LP tank on my '85 Westy.  I had 2.5 gallons put in
> over the weekend.  How empty was it?
>
>                                                    Jay