Tecumseh Paper Air Filter. It is compatible with Tecumseh # 36905 and designed to fit most Toro, Sears, and other rotary mowers manufactured from 2005 onwards with Tecumseh 6.5 HP OHV engines. It also fits Scott Magna torque, Sear, and other 6.5 hp OHV Tecumseh engines. This air filter effectively removes dirt, dust, and debris from the engine, ensuring optimal performance and longevity. It comes in a pack of 1.