I'm still interested to see the diagnosis on this. Are you going to upgrade the rockers too along with the bigger cam?

 

Sorry this happened to you, a couple of those valves look like they got hammered hard. Anyway, welcome to the wiped lobe club !

Bearing failure in the lifter roller is what did mine in. I did the CompCams trunion upgrade on my rockers.

Heres what mine looked like ...