YBR125 motorcycle carburetor interface, the two ends of the interface respectively match the carburetor outlet and engine intake, directly replace the original interface without adjusting the size; Cast with wear-resistant metal material, stable structure, oil and gas corrosion resistance, suitable for high temperature engine working environment; Both ends of the interface with precise sealing surface, with gasket can achieve zero leakage of oil and gas, to ensure air intake efficiency; The reserved fixed screw hole is consistent with the original car, and the original car screws can be directly reused during installation, with strong adaptability; Align the carburetor and engine interface locking screw, easy installation without additional processing.