A sample from the products for the Gasket Kit B include: Gasket,l Cover (mca), O-ring,24-15, Pkg,oil Cooler (nas), O-ring 12.5x2.2.
The Washer,plug,drain 12 is the lowest priced item on this Gasket Kit B schematic.
Of all the components used in this assembly the Gasket Kit B is the most expensive.