Welcome to FiberglassRV Scott, I think involving your son in a project is a great way to spend your time and your money... seriously.
FiberglassRV has a focus of molded lightweight fiberglass towables, not motorhomes. However, someone here may be able to help you. Other than that, I'll point you to a good topic in how to use the web to search for your motorhome... or other stuff:
The Official "Search Tips" Thread!, Posted by request
, just click on this link and that will get you started.
Best of luck!