identify this rear end(pics)

73AbodEE said
there are sure grip gear sets out there, but if thing is going to see any kind of HP or abuse you will want at the least an 8 1/4

My 360 is probably going to put out 360-380hp(somewhere around that range) I'll start looking around for an 8 1/4 or 8 3/4. thx:):evil5::)