The component with the lowest price in the CAM CHAIN schematic is the Gasket(12x21x2) (nas).
The Cam Chain assembly is constructed from several parts from which the Gear,cam Chain Idler No.2 is the most expensive.
A sample from the products for the Cam Chain include: Adjuster Assy,tensioner, Shim(15x24x1.2), Gasket(26.5x30.5x1) (nas), Gasket,tensioner Adjuster (nas).