Product Description: High-Performance 25mm Motorcycle Carburetor for 2-Stroke Engines Optimize Your Engine’s Efficiency with Our Precision-Engineered Carburetor Application: This 25mm motorcycle carburetor is designed for 2-stroke engines ranging from 50 to 300cc. It's been rejetted to perfectly suit the Fantic 200 with a 156cc engine. Featuring a 38mm plain air intake and a rubber sleeve engine connection, it fits 31mm diameter mounts, ensuring seamless compatibility and enhanced engine performance. Characteristic: The carburetor offers versatile features, including versions with the mixture adjusting screw available on the right and/or left. Additionally, it includes a mechanically operated diaphragm acceleration pump, providing flexible tuning options for optimal engine performance. Professional Design: Engineered with a piston-type throttle valve and an independent starting circuit, this carburetor includes an idling system with a jet and mixture adjusting screw. It also features a mechanical mixture adjustment via a conical needle in the main circuit, ensuring precise fuel delivery and efficient operation. Stable Mechanism: Equipped with a lever-type choke mechanism, this carburetor can be converted to a cable-operated mechanism upon request. It ensures reliable engine performance, delivering a smooth and enjoyable riding experience under various conditions. Dimensions: The sleeve connection is equipped with an insulating reducing socket, adjusting from 31.75mm to 28.57mm, along with a 31mm elastic fitting connection. The air intake connection is available in a 38mm diameter or M38 x 1.25 for trumpet or joint assembly, offering versatile installation options to suit your specific needs. Upgrade your motorbike with this high-quality carburetor. With its robust construction, precision engineering, and enhanced performance features, it is an essential component for maintaining and improving your motorcycle’s engine efficiency and reliability.