HOOAI New Carburetor Gasket + Intake Manifold + Fuel Gas Tank Joint Filter for Honda Gx340 Gx390 11hp 13hp P/N: 16221-ZF6-800, 3713161, Replace Oregon 49-189, Stens 485-148 Direct Replacement! Bolt-on & Go parts! 3 Months warranty from our store! We are professional carburetor manufacturer and seller! Please compare your old carburetor with the pictures if you are not sure if it will fit.