I’m not aware of anyone selling refurbished stock instruments, although you might get lucky on eBay or Craigslist. You can buy new decals to rebuild them yourself:
http://www.classicparts.com/1960-66-...info/24%2D018/
Or there are several professional restoration specialists, but they are probably very spendy:
http://www.google.com/search?hl=en&s...peedometer+res
Here’s a link showing the different styles of motor mount towers/perches:
http://www.persh.org/Pickup/perches.htm