Thanks for the input and guesses ... i finally figured it out after searching every Gm car i could think of in 67.
They are 1967 PONTIAC GRAND PRIX... here are two examples i found...BOTH 428s.
these have NEVER been recovered , they were dyed black but orig Gold .. BUT ORIGINAL UPHOLSTERY.
https://www.youtube.com/watch?v=QsJeL9x9gUY
and
https://www.mecum.com/lot-detail/SC0...ble/Automatic/