Help w/ Champion 4 Flapper

[Marc19403]

My flapper is leaking. I looked at several videos for the Chanpion 4 and this flapper is different. On all the videos, you can unscrew the connector at the top to lift it off. On this one you cannot. It is attached. Any help would be appreciated!

 

[breplum]

one option see: https://terrylove.com/forums/index.php?threads/improved-champion-4-flush-valve.102033/