These were a available Ford tractor dealer option . Cyclone style pre cleaner .Appears NOS , never used , both have shelf wear with no damage . Complete with instructions , gaskets and jars . S40 each OBO + shipping .
Also a NOS vintage oil bath air cleaner . Donaldson p/n AE21868 , do not know what it fits .Inlet/Outlet is 2" dia. length 16" , body dia. 5 1/2" , complete with shelf wear and no damage . $10 + shipping .