I believe a change to an optional for the same year of production is generally acceptable. When I restored my '66 Thunderbird convertible, the original Mellon Yellow, my kids called it baby poop gold, was not an option. However, the Diamond Blue, a '66 option for TBirds and Lincolns, made the black top and interior stand out wonderfully. The car, in Wisconsin now, appeared white in bright light and very light blue in the evening light. When I sold her after 20 years, the first person to see her took.her far from Maryland. COLOR matters!
... View more