Can anyone tell me if this is normal?

[PeteMelb]

(09-01-2018 )Starlight Wrote:  The blue colour your seeing is from Cummins heat treating the crank at the factory. It looks very good to me and is nothing to be concerned with. If you would be installing new bearing then i would polish the journals a bit.

Thank you very much for your reply I thought it was to even to be over heating but it never hurts to check and I know there are some extremely knowledgeable people here who's opinions and recommendations I would trust over any stealership.

Regards Peter