8 3/4 rear S?G pig good gears or broken

what I really am looking for is the SURE GRIP differential , but I will settle for a 8 3/4 rear end that the gears are blown in . looking for a cone style If i can find 1 I have the whole pig here yet with 3:23s in it so mabee we can make a deal on the other parts with some 1 too. If you have a blown rear end and know its not the sure grip differential I am willing to bye it al lor just the DIFF, FROM YOU . would also pull my good 3;23out of my car if you want to trade down , I will take from a3:73 to a 4;10 possibly a 3:55 my car is ready to go get some time slipps , but I need some good quik gears now , please pm me direct or find a post with my phone # in it . I will get back ASAP IF YOU don't catch me direct 9-8 central time Jon will also buy a 3:91 ring and pinion set with low or no runs on them , or may have some 64,65 barracuda parts to trade you for them with cash 8 3/4 rear diff or pig wanted, Thanks Jon