Posi-8.75 rearend for 1966 dart 5on4

2doorswinger said
I could probably set you up with a housing and center section if you'd like. 489 case, 3.23 gear, sure grip. PM me if interested

Where are you and how much? I have a 8&3/4 rear end but not sure grip aND IT has 2.89 gears. I have a four speed.