Some items from this specific schematic: Oil Pan, Pipe Comp B,oil, Valve Assy,relief, Bolt-washer,6x12.
The Washer,plug,drain 12 is the cheapest item from this partsfiche.
With a quantity of twelve pieces, the Bolt,flange,nshf, is the most used part in the OIL PAN/OIL PUMP diagram.