front end alignment

1956 Steering Wheel Play is quite loose. Already tried the adjuster screw. Not much improvement. I have seen parts in catalogues to rebuild steering box. Would prefer to buy a new or rebuilt steering box. Does anyone have ideas on where I can get this work done or where i can buy a new box?

I have a 55 TBird. Installed a 2” spring drop from stock specs and gas shocks on front, New leafs and gas shocks on rear @ stock height. Radial tires. I have the factory specs as; Caster - ½ to 1½ degree - And Possibly: 1 1/4 degree Right, 1 degree Left Camber - ¼ to 1¼ degree - And...