Originally Posted by ///M3AN
Just curious here, and sorry if this is a dumb question.... what happens to an engine with water damage? Is an engine replacement more economical than an engine repair? Granted, I understand that as the owner of the vehcile, I would just want a new engine. But, what happens to the old engine that makes it useless?
It depends on how bad it was (high or low RPM during water intake, etc). It can be as bad as broken rod(s), hole(s) in the block, bent valves, and scratched cylinders. In which case, it's not worth rebuilding. Or it could just be bent rods.