With a quantity of two pieces, the Bolt,6x10 is the most used part in the CAMSHAFT(S)/TENSIONER diagram.
Some items from this specific schematic: Tensioner-assy, Chain,camshaft,82rh20, Collar,6x8x10.2, Roller,4x6.
The Kvf400-d2 Prairie400 2000 Usa Canada Camshaft(s)/tensioner consists of seventeen pieces with the Camshaft-comp being the most expensive.