Tecumseh 640309 Carburetor Original Tecumseh part Fits models HSK845-8204E, HSK845-8221E, HSK845-8221F, HSK845-8222E, HSK850-8327D, TEC-640309, TH139SA-8344F, TH139SP-8702D Replaces part number TC-632562, 632537, 632537A, TC-640093, 632561, TC-640309, TC-632537A, 640093, 632562 Please verify model number prior to ordering to ensure this is the correct part for your engine