HIFROM(TM) Replace Carburetor WT Gasket Snowblower for Tecumseh 631793 631440 H70 H80 7HP 8HP 9HP Engine Carb New Fits: H70 H80, 7HP 8HP 9HP Engines Replaces Carb for #: 631793 631440 Includes gasket. If you are not sure if this is the correct item for your engine please send us all your engine numbers and we will gladly check for you. HIFROM focus on provide high quality carburetor at fair price: Professional Factory; Professional technical support; if you unsatisfy with our product, you can return to our USA warehouse, no risk.