Some items from this specific schematic: Gasket,signal Lamp (nas), Washer,plain,12m/m, Washer-spring,12mm, Nut,12mm.
The most expensive part in this assembly is the Turn Signal Lamp Assembly.
This Turn Signals (km100-a1-a4) diagram displays the required parts for the Km100-a3a 1978 Usa Canada / Mph Kph Turn Signals (km100-a1-a4).