The most reasonably priced component used on the En450a1 454ltd 1985 Usa California Canada Clutch is the Bolt, Clutch Spr Fitt.
The Clutch assembly is constructed from several parts from which the Housing-comp-clutch is the most expensive.
A sample from the products for the Clutch include: Bolt, Clutch Spr Fitt, Spacer, Housing-comp-clutch, Spring,clutch.