A next step would be to modify the fuel pump itself, making it less complex.
"You guys can clear out after Charlie takes us back to the canyon with the fuel pump."
After all, as he and Charlie both knew, there was nothing wrong with the fuel pump, anyway.
He went to work on the fuel pump, soon had the top off of it.
It was one of the first English cars to use an electric fuel pump.
The fuel pump by itself is a relatively inexpensive part.
It makes control of the fuel pump that much more precise.
Standing at the fuel pump is not interesting enough to provide a reason for taking the car out of the garage.
The rest of the money will go toward a new storage tank and fuel pump.