hi !
I've pull out carbs on my max and during the cleaning operations I noticed that a couple of diaphragms are warped / pinched.
They didn't have no holes or rips ( fortunately ) so I can still use them after proper celaning , but I still looked for a replacement part anyway.
As Mr. Sean said...
Hey guys, in desperate need of set of diaphragms. Bought my bike over the winter and diaphragms are rotted out of it from sitting. Bike has been gone all over last thing I need. If you have a set or know where I can get a set let me know. Yamaha is out here and does not know when they will be...