New Tecumseh Carburetor H25 H30 H35 Engine 631245 631820 631921 632284 520-918 High Quality Tecumseh Carburetor, 100% Brand New! Fits the following models: H25 H30 H35 520-918 631245 631820 631921 632284 Package Include: Carburetor x 1, gasket x 1. Please check the machine model before buying.