Don't overlook our Welcome Package, it contains many links to important and helpful information about functions at VHT like posting pictures and sending PMs (private messages), as well as finding the parts you need.
Do both wires run down to the same brush? I'm almost positive a PO just kept torquing on that stud and shredded that connection, but it does need to be isolated from the case of the starter, as that functions as the ground point.