I have a 1968 Lemans I am putting together and I am looking to a good Rear end Gear I am looking for something in between a freeway/ street performer it’s a 350 with a stroker kit from Butler Performance that takes the 350 to 383-413 CID With .30 over pistons I am using #16 heads HP and a Ram Air Aluminum intake I want to go with a roller cam set up it has a auto transmission I have a his/her shifter and plan on using a Torque converter with a stall of 2400 - 2600