b-body dana 60

i picked a mopar dana 60 rearend i beleave it is out of a b-body it has the pinion snubber, 4.1/2 bolt pattern it is compleat with brakes and drums,3.54 gears with a powerlock date on gears is 68 or 69. spring perches are not correct i think they are nova, can someone give me some measurements so i can verify that it is for a b-body, this is for sale,can anyone tell me what this worth, thanks for your help