63, 64, 65, 66 slant 6 long tube headers refurbished Dart Valiant barracuda

I have a set of what I believe to be Clifford long tube headers they have been blasted and Prime with vht 2000 degree primer one collector has been repaired with a new collector these are for a 63 to 66 slant 6 in a dart Valiant or barracuda with manual steering so I'm told by 65 Dartman who knows his early a Bodies
asking 650 or best offer plus ship