The most reasonably priced component used on the Gx120k1\wme2\14zh70e5 Cylinder Head is the Clip,valve Guide.
A sample from the products for the Cylinder Head include: Pkg.,head Cover (nas), Head Comp,cyln(00, Bolt,flange,8x55, Bolt Flange 6x12.
On this parts fiche the Bolt Flange 6x12 is the most specified component.