The component with the lowest price in the CYLINDER HEAD schematic is the Ring,snap.
Parts such as the Cylinder Head: Bolt, Bolt, Clamp, Plug,tach Gear Sleeve Hole are included in the Gn250 1988 (j) Usa (e03) Cylinder Head parts fiche.
With a quantity of four pieces, the Ring,snap is the most used part in the CYLINDER HEAD diagram.