Fuel Ratio Tool | Legacy Carburetors 1998-2020-tm-mx300-esr8752147 Get crisp throttle response and

Get crisp throttle response and race-proven control with the Domino Throttle Assembly—trusted by factory teams and engineered for high-performance applications

High-Velocity Style for the Simplicity-Driven Rider

Whether you’re running drag bikes

it provides proper throttle slide alignment and ensures a secure seal at the top of the carburetor body

Built for off-road endurance and rally-style racing

Fuel Ratio Tool | Legacy Carburetors 1998-2020-tm-mx300-esr8752147 Get crisp throttle response andThe Fuel Ratio Tool is designed to assist with precise metering rod adjustments on Legacy Series carburetors. It provides a reference for accurately measuring rod position to help fine tune fuel delivery based on engine performance and operating conditions. Ideal for riders performing elevation specific tuning, troubleshooting fuel delivery, or optimizing throttle response. Compact and easy to use in both shop and trackside environments. Compatible