Change 1-2 gears to lower ration gears 1967 Dart Automatic (904?)

If you had the 2.74 low gear and the stock TC, you would have 105x2.74x2.94=846#
It would take 1476/105=a 14.06 starter gear to equal what the TC can do. This would be 14.06/2.74=5.13 rear gears with the A998.
You lost me here