Craig, check out this Fitzee’s video on youtube. Search “48-54 Chevy truck rusty door repair”. You may find it interesting. It is the method that I used to replace the panel.
Phil Moderator, The Engine Shop, Interiors and Project Journals
1952 Chevrolet 3100, Three on the Tree, 4:11 torque tube Updated to: ‘59 235 w/hydraulic lifters, 12v w/alternator, HEI, PCV and Power front Disc Brakes Project Journals Stovebolt Gallery Forum