Spring/Keeper interference with Rocker

So frustrating!! Now that the rockers are off the shaft, they all look like they have comparable wear; Upon running it this morning, that lifter (cyl 4 int) stayed primed after running, and the excessive movement was not longer there, yet the tick was.

Cam lobe being wiped out maybe?

Still waiting on the Exhaust manifold gaskets, but I'm not convinced that's the source of the nice yet