Originally Posted by barry123400

You are perfectly right. The lack of any meaningful mass between cylinder bores might just be the unknown factor of why these engines bend rods. Until your photos I would never have believed a company would engineer that thin. Since the bores are pretty large it almost appears there is a large real lightly supported bore area considering the stresses developed. The rods may not be bending and causing the problem. Almost more likely the bore is being forced out of shape and the rods bending to conform as time goes on. I will never own one of those engines after seeing that.