67 chevy
7F150165
04/67 (N= April)
72 Blazer
2F174994
05/19/72<build date<05/31/72
67 chevy
7S180588
05/19/67<build date<05/31/67 (Y = May)
69 chevy (Oshawa)
91831177
02/69
70 Blazer
0S116401
10/69
72 Blazer
2S162659
TBD
71 chevy
1A643465
06/18/71<build date<06/30/71