1968 340 block

I have a 1968 340 block,standard bore and will need one sleeve, with its main caps,dated 6-18-68, VIN #LM23P9F107928 it looks like, on the other side is stamped 2780930-340-7
Its in Lancaster, Ca. and asking $400 plus the ride.
PM me your email and I will send pics.
Thanks,