Contour Enthusiasts Group Archives Forums Modifications Duratec Performance Broke off Y pipe bolt/1 side - Help with mod 2fix

I can buy new bolts, but only one side will has a hole to put a new one into. Like I said, one side of the Y pipe connecting end is half broke off, and as far as I know, its impossible to drill through cast iron. I'll take a picture today that will clear it up.