This GASKET KIT B assembly utilises six Washer Special(s) - the highest specified component.
Some items from this specific schematic: O-ring,5.4x3.2 (n, Washer,oil Bolt, O-ring,18.3x2.3, O-ring,21.5x3.2.
The lowest price component in this Gasket Kit B parts-list fiche is the Washer,plug Drain 14.