$700 to get the tub shipped or...
$1500 for a truck
$125 at the SOS for tax, title, and registration.
$75 for insurance for the month while you drive it and wait for it to sell.
$150 for tune-up and maintenance items to make it trip worthy.
$375 for fuel based on 1400 mile trip at 15 mpg $4.00 a gallon.
$25 for food.
-$1500 after selling the truck.
$750 grand total. That's assuming you bring someone with you and drive non-stop so no need for lodging.
I don't see where you think you will be saving so much money.