Sierra International 23-3314 Marine Generator Parts, Impeller Kit, Kohler 359978, Sherwood 8000K Sierra 23-3314 impeller kit for select Kohler, replaces 359978, and Sherwood, replaces 8000K generators For additional information on the correct application of this product please contact us through Customer Questions & Answers All Sierra parts qualify for and are covered under Sierra's industry leading customer satisfaction warranty