Paint code “Unknown at this time “
https://www.autocolorlibrary.com/pages/1973-Plymouth.html
The first letter tells you the year the color was first used.... J is 1973
D = 1968
E = 1969
F = 1970
G = 1971
H = 1972 I is not used
J = 1973
Second letter is the basic color
F = Green
B = Blue
Y = Yellow
X = Black
The third letter is shade
1 is very light
3 is medium light is medium
5 is medium
7 is medium dark
9 is super dark IE TX9 is black