Head Gasket / Kohler 12 041 08-SPack Size:1Gravely 049834, Kohler 12 041 08, Kohler 12 041 04, Kohler 12 041 08-SFoley/Belsaw 5980214, NHC 266-4736, Prime Line 7-02477Gravely CH11-CH14 and CV11-CV15; Kohler CH11-CH14 and CV11-CV15Material: Graphite, Ethanol: Not compatible with greater than 10% ethanol fuel