It is a new air fuel mixture screw so you do not have to turn the carb to adjust do it by hand no tools.part #FMSo1 Got mine at C&D Racing (308)-696-7805 :yfz
1 - 1 of 1 Posts
This is an older thread, you may not receive a response, and could be reviving an old thread. Please consider creating a new thread.
A forum community dedicated to Yamaha YFZ owners and enthusiasts. Come join the discussion about performance, modifications, troubleshooting, maintenance, classifieds, and more!