Parts such as the Carburetor (model K6): Screw, Jet,main(195), Screw Set,air, Carburetor Assy are included in the Rm250 2003 (k3) Usa (e03) Carburetor (model K6) parts fiche.
The Screw is the most widely applied product in the RM250 2003 (K3) USA (E03) CARBURETOR (MODEL K6) ( four times ).