Key features: Universal modifications Quicker acceleration Saves fuel Best sales service Specifications: Body branding: MAIKUNI Style: PWK Chrome Model Fit for: Most Of ATV Quad.Motorcycle.Dirt Bike. Go kart. Moped scooter.Scooters.Cub.UTV.Pocket Bike Size: 21 mm: 50cc to 110cc engine 24 mm: 50cc to 125cc engine 26 mm: 70cc to 140cc engine 28 mm: 125cc to 200cc engine 30 mm: 125cc to 250cc engine 32 mm: 125cc to 250cc engine 34 mm: 125cc to 250cc engine CG.CB.GY6.Horizontal engine. C series engine. Cub engine. Air-cooled engine. water -cooled engine. 2-stroke/4-stroke engine. 50cc to 250cc Note: 1) Fits on 2 T/4 T 50cc to 250cc engines (1/2/4 cylinder motors are universal) 2) You can purchase a carburetor higher or lower size.than your original to save gas and ride faster 3) You can choose the size and body name you need 4)Replaces existing Carburetor, Just replace and ride again