twelve components are listed in the schematic for this Gs400 1977 (b) Usa (e03) Rh Handle Switch (gs400b) .
Parts such as the Rh Handle Switch (gs400b): Bolt,lever, Grip Assembly,throttle, 02112-05257, Cotter Pin are included in the Gs400 1977 (b) Usa (e03) Rh Handle Switch (gs400b) parts fiche.
In this schematic the "02112-05257" is used most often.