The component with the lowest price in the E-6 CAM CHAIN TENSIONER GUIDE ROLLER schematic is the Bolt,hex., 6x16.
A sample from the products for the E-6 Cam Chain Tensioner Guide Roller include: Washer,spring,6mm, Bolt,hex., 6x16, Bolt Tensioner, Tensioner,chain.
The most expensive part in this assembly is the Tensioner,chain.