N.O.S. Halibrand quick change. brand new from the 1980's polished 301

Halibrand 301 quick change. It is N.O.S. and has never been installed in a car. Polished aluminium case. 52 and 3/4 inch measurement from outside of flange to outside of flange. This was purchased brand new from halibrand back in the 1980's for over 8,000 dollars. Comes with studs, axles, bearings, seals and boxes of brand new gears. $5000 or best offer. If you have any questions you can call me at 909 797 1932. I can ship to you. Thank you, Dave.