Plating finish

[SilverSpur]

I am overhauling a brake booster for my 65 , now I am wondering what plating should be applied to the non painted parts like the end cover , nut and screws etc. Should it be nickel, bright nickel, cadmium, zinc???.
Appreciate any help
Thanks Dave

 

[Keith Halstead]

Check with Trevor Wheeler at stage1.org as he does them