Head Gasket Kit / Kohler 24 841 04-SPack Size:1Kohler 24 841 03-S, Kohler 24 041 37-S, Kohler 24 041 16, Kohler 24 041 32, Kohler 24 841 04-SJ. Thomas KH-84103, J. Thomas KH-2404137, J. Thomas 55357, NHC 24 841 04-SKohler CH25, CH730, CH740 and CV25; for 25 HP enginesEthanol: Not compatible with greater than 10% ethanol fuel, Kit services 1 cylinder, No longer includes head bolts