It seems like I read somewhere that the standard grills in '67 were "blued" similar to firearms. I'm not positive on that one and I haven't received the new one I ordered last week. Mine is original and what's left of it has lost it's finish.
Maybe someone else can confirm.
'67 Conv. 289 C-code Frost Turquise
'99 Ford F250 Super Duty 4x4
'01 Ford Escape (wife's car)