Carburetor Main Jet 420 for KTM, Husqvarna, GasGas 2017-2023 - 55431029420 menu-parts-enduro-mx-engine-parts-radiators-cooling This includes TPI

This includes TPI

The gauge features multiple precision-ground blades with clear metric markings for easy identification during use

as well as GasGas EC and EX models

Replacing your piston at recommended service intervals helps prevent power loss and ensures the longevity of your crankshaft and cylinder

Carburetor Main Jet 420 for KTM, Husqvarna, GasGas 2017-2023 - 55431029420 menu-parts-enduro-mx-engine-parts-radiators-cooling This includes TPIThis genuine OEM Main Jet 420 is a critical component for tuning your motorcycle's carburetor. It regulates the fuel to air ratio at full throttle, ensuring optimal engine performance and preventing lean or rich conditions during high speed operation. This part fits a wide range of 2 stroke models from 2017 to 2023. Compatible bikes include KTM 125 SX, 150 SX, 250 SX, 250 XC, and 300 XC. It also fits Husqvarna TC 125, TC 250, TE 150, TE 250, TE 300,