Parts such as the Cylinder - Crankcase: Gasket, Case Cover, Retainer, Spring, Plug Oil Assy, Spring are included in the Yg300s 7mb1 Generator Cylinder - Crankcase parts fiche.
Check out any of the twenty-nine Cylinder - Crankcase components enlisted.
With all the components that make up the YG300S 7MB1 GENERATOR CYLINDER - CRANKCASE assembly. The 1392191111 Bolt, Crankcase * is the most frequently specified with seven applications.