This dampening spring float is for use in lawn and garden carburetors. It is a vital component that prevents flooding in the carburetor, particularly if the equipment is going over rough terrain or is otherwise unstable.When replacing a missing or damaged spring float, be sure to refer to the manual and diagrams for the carburetor it is being installed in. Location and application of this hardware will vary based on the model of the carburetor.This dampening spring float is a genuine OEM part sourced directly from the manufacturer. It is sold individually. The manufacturer is Tecumseh. This dampening spring float is compatible with products by the following brands: Tecumseh, Craftsman, Toro, Cub Cadet, Lawn Boy, and Husqvarna.