The Carburetor (assy.) assembly is constructed from several parts from which the Carburetor Assy. is the most expensive.
On this parts fiche the Screw-wash.,4x12 is the most specified component.
This schematic depicts all components used in the Gl1500se Goldwing Special Edition 1991 (m) Germany / Kph Carburetor (assy.) partslist.