All Balls Racing Carburetor Rebuild Kit - Complete - Polaris Sportsman 500 4x4 DUSE 02, Sportsman 500 4x4 HO AA- AC- AE- AG 04, Sportsman 500 4x4 HO 01-13, Sportsman 500 4x4 HO AO - AX 04, Sportsman 500 4x4 RSE 01-02, Sportsman Forest 500 11-13, Sportsman Touring 500 10-13, Worker - Please be sure to verify the year of your vehicle before purchasing. In many cases the manufacturer made slight changes throughout the years and jet sizes will not be the same for all years..