IntroductionsA carburetor/carburettor is a device that mixes air and fuel for internal combustion engines in the proper air "fuel ratio for combustion. A carb consists of an open pipe through which the air passes into the inlet manifold of the engine, it allows air and fuel into the engine through valves, mixing them together in different amounts to suit a wide range of different driving conditions. ApplicationsCompatible for Polaris SPORTSMAN 500 4X4 HO 2001-2005 compatible for Polaris SPORTSMAN 500 4X4 RSE HO 2001 compatible for Polaris SPORTSMAN 500 4X4 DUSE HO 2001 compatible for Polaris SPORTSMAN 500 4X4 HO 2010-2012SpecificationsCondition: New Warranty: one year warranty for any manufacturing defect Accessories: You will get exactly as shown in the picture aboveNoteNo instruction included; Professional installation alignment suggested. Please check our store for other auto parts you may be interested in. Please feel free to contact us for whatever we can help.