The most reasonably priced component used on the Rm250z 2003 (k3) Usa (e03) Carburetor (model K3) is the Clip.
This CARBURETOR (MODEL K3) assembly utilises five Clip(s) - the highest specified component.
The sub assemblies and components that make up this Carburetor (model K3) include this Carburetor Assy, the most expensive part.