The Washer,spg.,5mm is the cheapest item from this partsfiche.
The Gl1500 Goldwing 1989 (k) Finland / Kph Starting Motor (gl1500j/k) consists of twenty pieces with the Motor Assy Start being the most expensive.
Some items from this specific schematic: Motor Assy Start, Nut-washer 6mm, Washer,spg.,5mm, O-ring.