The shape of the horizontal struts has changed. See images with arrows indicating the struts cited:
Image of a early version of a CFM56 turbofan showing the fan struts
Image of a CFM56 7B26 showing the fan struts
The shape of the horizontal struts has changed. See images with arrows indicating the struts cited:
Image of a early version of a CFM56 turbofan showing the fan struts
Image of a CFM56 7B26 showing the fan struts