New item 01/06/13! Kohler OEM air filter element for some K341,K582,KT17,KT19,M10-M16 models and others. Measures 6-1/16" OD X 3" H. This element is a suitable replacement for the early 446 and 448 Case and Ingersoll models. Will replace Case/Ingersoll p/n C20398 as well as Onan p/n 140-1216 with a quality OEM supplied part rather than an aftermarket replacement of unknown quality. For the matching pre-cleaner order see Kohler p/n 4508301-S.