1965 dartcharger gets 8 3/4 rearend. 3.55
I just changed my 2.76 rear to a 3.55 LS in my 64. what a difference I love it especially with a 4 speed.
of course my speedo says I am going 60 when I am going 45 oh well.
it has a 273 commando also.
you may find this handy