71Mach14spd

Im looking for a 9" for my mach 1 and i found this one. Trying to find out if its a good deal. I need to convert it to limited slip if it isnt already as well as change the gears depending on what they are. Im going to look at it tomorrow and hopefully find out some more info on it.

http://sacramento.craigslist.org/pts/1706819857.html