12B ~ Assembly date - December 2nd week
8733 ~ plant Job Number for tracking purposes
ST  66-13617 ~ 1966 Malibu Sport Coupe
KAN ~ Body Assembly ~ Kansas City, Missouri
7909  BODY ~ Fisher Body unit number
TR  761-A ~ Black Imitation Leather (bench seat)
F-F  PAINT ~ Marina Blue (lower-upper)
Group option codes: 2M