Air Filter for Kohler 235116,235116-S Brand New Aftermarket Air Filter (WITHOUT PRE-CLEANER) Size: 4-5/8" ID, 6" OD, 1-7/8" HT Replace Kohler 235116,235116-S Fits KOHLER K241 to K321,K181NL and M8. for 8 to 16HP engines This filter comes WITHOUTt pre-cleaner