The block number:
T1216RK
This translates to a powerglide, high performance Corvair with air conditioning. The engine was manufactured at the Tonawanda, NY plant on the 16th of December 1965.
The head number:
3856759
This is 110 HP head.
Crank number:
I can't yet freely rotate the motor so I am not sure about the crank ID number yet.