Restore your Royal Enfield Thunderbird 350 BS3 with the UCAL Original Carburetor (Part No. BS29-19), a direct replacement for OEM Part No. 570282/H. Manufactured to OEM specifications and 100% Made in India, this genuine BS29 CV carburetor delivers excellent mileage, smooth throttle response, reliable cold starting, stable idling, E20 fuel compatibility, and perfect direct fitment for long-lasting everyday performance.