Prime Line 7-02203 Air Filter Replacement for Model Kohler 231847 Cub Cadet 548436R1 Gravely 15373 John Deere AM30800 Tecumseh 31925 Fits Tecumseh Models K181 for 8 HP Engines 3" ID x 4 3/8" OD x 2 1/4" HT Use with 7-02277 Pre-Filter