The Washer,6.1x12x1 is the lowest priced item on this Engine Covers schematic.
A sample from the products for the Engine Covers include: Gasket-breaker Cover (mca), Washer,6.1x12x1, Seal-oil, Screw-pan Head,6x30.
This Cover,r.h Engine is the most expensive of the items that make up this Engine Covers assembly.