It is an 18 head-bolt engine 1953-1963
B290 indicates 1960 head
B = February
29 = 29th
0 =1960
F0212J
F = Flint, MI
02 = February
12 = 12th
J = standard small truck 235 (C10/20/30 or LD)
None of the other codes gives you the specific year of the block.
See if you can find the block date-casting code. 
