Reed petals installed as requirements can vary depending on your intake manifold, carburetor, reed spacer, and other modifications.
Always verify that the reed cage and intake manifold seat correctly and that there are no intake air leaks before operating the engine.
Professional installation is recommended.
TUNINGChanging the reed valve can affect engine airflow and carburetor requirements.
Carburetor jetting may need to be adjusted depending on your exhaust, airbox, air filter, carburetor, elevation, temperature, and engine modifications.
Always verify proper carburetor jetting and air/fuel mixture after installation.
IMPORTANTThis is anaftermarket replacement/performance component. It is not an OEM Yamaha component and is not manufactured, sponsored, endorsed, or affiliated with Yamaha or any other performance reed manufacturer.
Please purchase based on the listed fitment and listing photos.