Speedmaster Stainless Rocker Arm Issues
One important thing I learned from Mike@B3 is the SIZE of the sweep, not just the position. He got my PRW's to around .035 sweep jut a hair off center.
If ya read the whole 3 or 4 page article, you see that "dwell' is key.
Been dealing with him for years. The Jedi Knight of rocker to valve function.