Still might be salvagable, maybe pull it apart and take the parts to an engineering firm to see what they say, but a known good or reman engine might be the better bet.
Not sure where you are in the world you are? but I can highly recommend the...
Looks like you may be right. Lots of evidence inside the block, including more JB weld, a nice gouge in the crank and something dented and scraped the upper portion of the sump. All the con rods have too much end play, can hear them move when I...