Parts such as the Pickup Coil - Governor: Heater Assembly Model Only Ur Cal. Only, Clamp (1j7-81665-01), Bolt(2lt), Clamp are included in the Xs850l 1981 (b) Usa Pickup Coil - Governor parts fiche.
This schematic depicts all components used in the Xs850l 1981 (b) Usa Pickup Coil - Governor partslist.