Try having them blasted and see what they are like. If they are badly pitted, you won't get a good finish but you would probably need to replace them anyway if they are that bad. The spokes might be more of a problem for corrosion though - or are you replacing them?
36 4G, 37 VH, 54 KH(A), 75 Healey 1000/4, 52/53 ex ISDT KHA (project).
Former Machine Registrar & Archivist, General Secretary and Single Spares Organiser (over a 25 year period).
Now Archivist once more - but not Machine Registrar.