Cowl Tag Info:

ST 73-4BP67Yxxxxxx   BDY
TR 446              19-B PNT
xxx

ST-73 = 1973 Model Year
4 = Buick Motor Division
BP = Centurion
67 = Convertible
Y = Wilmington, DE (General Motors Assembly Division)
xxxxxx = Body Number
TR 446 = Trim code - Saddle Vinyl Notchback Interior
19 = Lower body color (Regal Black)
B = Upper body color (Black Convertible Top)
xxx = Built x week of x 197x

VIN:  4P67T3Y157306

4 = Buick Motor Division
P = Centurion
67 = 2 Door Convertible
T = Optional 455-4 Engine
3 = 1973 Model Year
Y = Wilmington, DE Assembly Plant
157306 = basic sequential production number (100001 was first built)

Notes:

© Buick Centurion Registry 2005