The most expensive part in this assembly is the Cooler Assy,oil.
Of all the components that make up this Oil Cooler the Gasket(16x22x2) (nas) has the lowest price.
Some items from this specific schematic: Gasket(16x22x2) (nas), Cushion,oil Cooler No.1, Hose Comp,oil Cooler,left, Bolt(8x40).