They were way thicker in general but core shift was worse so the odds are better but still not good, especially considering 60 years of corrosion from not being serviced properly...

BTW I have a 71 318 block in the shop right now that is 4.070 bored and was a running motor with 12.5 compression, no block filler and was being dirt track raced till it developed a rod knock... I am scared to reassemble it


I am not causing global warming, I am just trying to hold off a impending Ice Age!