The most reasonably priced component used on the Gsx600f Katana 1993 (p) Usa (e03) Speedometer (model K/l/m/n/p/s/t) is the Bulb(12v1.7w,wb372,t7).
thirty-seven components are listed in the schematic for this Gsx600f Katana 1993 (p) Usa (e03) Speedometer (model K/l/m/n/p/s/t) .
On this parts fiche the Cushion is the most specified component.