All doors of that series should fit. Those with upholstered panels have holes for mounting.
When looking for a driver side door, check to see the condition of the inner hinge mounting.
Never needed one, but it seems to me an adjustable upper link from a tractor type, 3 pt. hitch could be used with appropriate end pieces to push the spring eye, maybe ??
The original motor in a '54 would have been a 239 or 256, not a 292. '54 was a first year "Y", and many differences from '55 on.
Find a parts store with old guys and books,,,,
beat me to it,,,,,,,,,