Kohler 12-083-10-S Lawn & Garden Equipment Engine Air Filter Genuine Original Equipment Manufacturer (OEM) Part This part is compatible with models including; CV16S-43520,CV490-27532,CV461-26504,CV16.5S-43527,CV492-27506,CV16S-43519,CV460-26509,CV491-27502,CV490S-27507,CV491-27501,CV492S-PS-27531,CV490-27508,CV490-27507,CV490-27505 This is a manufacturer substitution. Part may differ in appearance but is a functional equivalent to prior parts including; 12-083-10,1208310,1208310-S Genuine Original Equipment Manufacturer (OEM) part. Compatible Brands: Kohler This air filter (part number 12-083-10-S) is for lawn and garden equipment engines Replace the air filter periodically, following the guidelines in the owner's manual