The Camshaft/tensioner is made up of components including this Camshaft-valve,intake which is the most expensive.
On this parts fiche the Bolt-flanged 10x25 is the most specified component.
The most reasonably priced component used on the Ksf250-a7 Mojave250 1993 Usa Canada Camshaft/tensioner is the Bolt,8x30.