Parts such as the Cylinder Head: Spark Plug X27es-u, Clamp, Nut, Pin(6.2x8x11) are included in the Gsx1100e 1985 (f) (e01 E02 E04 E21 E22 E24) Cylinder Head parts fiche.
The Cylinder Head assembly is constructed from several parts from which the Head,cylinder (16 Valve) is the most expensive.