Metal cog for tensioner - KAD300

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https://www.marinepartseurope.com/en/volvo-penta-explodedview-7738870-26-5111.aspx

Part 12A.

Does anyone know if that can be bought on it's own? And if so, the part no?

Many thanks.

 

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Got the part no. (and put in a decent order) within 5 mins of e-mailing Prior Diesel - they really have customer service down to a tee!