Oregon 30-031 Paper Air Filter Tecumseh Replacement Part 36905 2-3/4-inches by 1-3/4-inches by 2-7/8-inches Replaces Tecumseh part number 36905 Measures 2-3/4-inches in length by 1-3/4-inches wide by 2-7/8-inches high Fits most 5.5 Tecumseh and Craftsman 65, RVS115, and 120