The lowest price component in this Starter Motor parts-list fiche is the Nut,6mm.
With all the components that make up the EN450A4 LTD450 1988 EUROPE UK AR FG IT NR ST / LIQUID COOLED STARTER MOTOR assembly. The Washer-spring,6mm is the most frequently specified with four applications.
The most expensive part in this assembly is the Starter-electric.