help with finding right stall convertor

I need some help finding the right stall for my duster. Here are the specs:

440 ci. bored .030
stock heads with upgraded springs
mopar purple cam 509/292
I think 9.5-1 comp.
3500 lb. car
245/60/15 tires
edelbrock rpm intake
edelbrock 750 cfm carb
727 tranny
4:10 posi 8.75 rears

I have been leaning towards a 2400-2600 TCI breakaway but need to make sure. Thanks for any help.