The component with the lowest price in the CLUTCH schematic is the Bolt,washer,6x25.
The sub assemblies and components that make up this Clutch include this Outer Comp,clutch, the most expensive part.
Some items from this specific schematic: Bolt,washer,6x25, Disk,clutch Frict (nas), Disk,clutch Frict (nas), Guide,clutch Out.