The eleven Gs750ec 1977 (b) Usa (e03) Cylinder component parts are all listed in this schematic.
In this schematic the "Stud" is used most often.
Parts such as the Cylinder: Cylinder, O Ring(d:3.05), Cylinder, Stud are included in the Gs750ec 1977 (b) Usa (e03) Cylinder parts fiche.