i have a block and i put a stress crack in it . not in the blocvk wall but into this orifice not sure its not a crack thaat is on both sides of it . it just is a slight stress crack and i has wondering if i could JB weld it so it will be fine i will post a pic in a few minutes i really need help here cuz i dont want to get rid of the block i just got iit honed planed and boiled and here are the pics it shows the slight crack and the second shows where on the block it is do i need to junk the block or can i fix that