To discover exactly which parts you require use the on-line schematic exploded diagram - it will even give you some idea of where and how to fit those new parts.
The largest parts list ( CARBURETOR ) contains eighty-four products for this GS1100GK 1983 (D) GENERAL EXPORT (E01).
GS1100GK 1983 (D) GENERAL EXPORT (E01) section with seventy-five Other schematic pages.