Cast VS Assembly date

[A-12.F6]

Whats the longest period of time that anyone has seen on a block from cast to assembly date?

 

[yellowdartdave]

I have seen well over a year and a half.......of course, it was a Hemi.

 

[A-12.F6]

I found a 69 440 HP2 with a cast date of 8-11-68, with an assembly date of 7-24