General description The 18mm Replacement Carburetor with Intake Manifold is designed for optimal performance in various scooter models, specifically the Rex RS 400, RS 450, RS 460, and GY6 50cc. This carburetor ensures efficient fuel delivery and improved engine performance. Technical specifications Diffusion Channel: 18mm Intake Port: 28mm Filter Connection (Air Filter): 40mm Compatibility and accessories Compatible with Rex RS 400 Compatible with Rex RS 450 Compatible with Rex RS 460 Compatible with GY6 50cc