Fits the following models: Carburetor Rebuild Kit Polaris Big Boss 500 6x6 00-02, Sportsman 500 6x6 00-08 Carburetor repair kits Kits include all of the necessary components to repair a carburetor. ATV models with two carburetors include components to repair two carburetors. Kit includes necessary all O-rings, gaskets, jets, needle, mixture screw, float bowl screws, float valve needle and seat. (Needle jet and other pressed in jets are not included in kit.) OEM jet sizes are included in the kit. NBR rubber material is used on all O-rings and rubber gaskets NBR has excellent resistance to the ethanol used in todays fuels. Applications that use paper float bowl gaskets are upgraded to High Performance Interface Gasket material. Components included in the kits are based off of US models and discretion must be used when attempting to install the kit on a non US model. Off road use only. Fits: Polaris BIG BOSS 500 6x6 2000-2002 SPORTSMAN 500 6x6 2000-2008