Carbhub WT-668 Carburetor for Walbro WT-664 WT-668 WT-997 Zenoah G230RC G260RC G270RC Chung Yang CY23RC CY26RC CY27RC CY29RC GP290 Baja 5B SS 5T Carburetor Fuelie Rovan King's Motor 23cc-30.5cc;