I have your M22 case. Assembly date is P9A24C. I know that is quite a difference in date from transmission assembly to vehicle assembly but stamp appears genuine.
« Last Edit: December 14, 2010, 06:38:13 AM by KurtS »
1968 Camaro SS 396 - now 468 BBC, M21, 12 bolt.
Looking for 68 Camaro with body number NOR 181016