9 3/4 Dana 60 Rear End from a 68-69 Hemi/440 B Body

Hi, I have a 8 3/4 , but the housing has been cut and shortened. It is under my 66 valiant witch is mini tubbed. Has all new brake shoes and hardwear. but it has 4.56 gears. and has c body axles in it. ALL NEW PARTS IN IT.