Athena's P400485870185 Complete Gasket Kit is designed for the Yamaha Grizzly 300 engine, covering model years 2012–2013. The kit provides a full set of engine gaskets for a complete gasket service and is listed as excluding the valve cover gasket. Retail listings describe this part as “Athena 12-13 Yamaha Grizzly 300 Complete Gasket Kit (Excl Valve Cover Gasket)” under catalog number P400485870185.
