W2 valve size recommendations

And then there is THIS. These are later heads, but with cast in pedestals "econo" and clearly these rockers ain't gonna work. I'm supposing this rocker is for the offset stands and shafts, didn't realize the rockers were different length. Looks like a trip to my Bridgeport mill is in my future, as well as a hunt for the offset drilled rocker shafts.20200526_133441.jpg