Check out any of the thirty-seven Camshaft - Chain Tensioner Tx650a/xs650b components enlisted.
This CAMSHAFT - CHAIN TENSIONER TX650A/XS650B assembly utilises six Ybs66-6 Washer, Plain(s) - the highest specified component.
The lowest price component in this Camshaft - Chain Tensioner Tx650a/xs650b parts-list fiche is the Washer(6a1).