Torque Converter Shaft Size: 3/4 ", Fits most 3 thru 6 HP (horizontal shaft) engines, including Briggs & Stratton, Clinton, Kohler and Tecumseh, Series: 30, Chain Number: #40/41 chain, Can special order plastic shroud only, Complete kit includes belt, snap-on cover, mounting sprocket with built-in jackshaft and sprocket, plus all the mounting hardware, Teeth: 10. Fits Models: Replaces Part Numbers: Hoffco/Comet 215404, Hoffco/Comet 217784A, Hoffco/Comet 218353A Stens Part Number: 255-257