The sub assemblies and components that make up this Crankcase Cover include this Cover, the most expensive part.
The most reasonably priced component used on the Tm75 1974 (l) Usa (e03) Crankcase Cover is the Gasket(6.2x11x1) (nas).
Some items from this specific schematic: Plug,oil Filter, Screw (6x35), Screw, Cover.