The Bolt,flange 6x14 is the cheapest item from this partsfiche.
With all the components that make up the CB650SC 1983 (D) E-6 CAM CHAIN-TENSIONER assembly. The Bolt,ubs,7x13 is the most frequently specified with four applications.
Some items from this specific schematic: Chain,a.c.gen.dri, Guide A,cam Chain, Tube,tension Spg, Chain,cam.