I have been searching for the replacement carb, and came across this (RepairClinic Item #1739528 | Kawasaki Genuine OEM Part #16087-2059). This looks almost identical. Do you think there's a chance that this could work?
this is the original part
http://i33.photobucket.com/albums/d74/bama16/original_zpsyswx105p.jpg
this is the replacement
http://i33.photobucket.com/albums/d74/bama16/replacement%201_zps3dzsyr20.jpg
before I order, do you know if small tears in the valve would cause fuel delivery issues?