Sounds like it will be a lot of trouble to try get a fuel gauge and get it to work. Do you need a fuel gauge? Maybe you could be satisfied by just eyeballing it all the time?
With all the reports of spam and formatting issues etc over there, it sounds like admin has either gotten seriously lax, or there is an issue with admin that people dont know about. If you are present and on the ball with spam, then you should hardly ever see any on the forum. We still get loads...
In my opinion, it might be more of a headache trying to convert the dingo to something you are going to like and that will work for you. Are there maybe some larger buggies for sale in your area? Messing with steering and tyre height can easily go sideways fast