Having extra fuel within easy reach comes in handy sometimes. It’s even nicer when the fuel isn’t in jerry cans and can be easily pumped from one tank to another while being both safe and secure ...
In many vintage trucks, the stock fuel tank was located behind the seat, inside the cab. While this was a very common practice for a very long time from most manufacturers, it never really made sense.
There are a number of arguments as to why it's a good idea to move a stock, cab-located fuel tank to an alternate location. Safety, comfort, and space probably being the top three. But there are a few ...