Originally Posted by F-BIRD'88
Something is very strange about that. May have non chev rockers in a box with a SBC part number. How close to the rocker stud boss is the bottom of the stock rocker arm when adjusted?
This is just it. I cannot adjust them fully, because the rocker body will hit the stud boss just where i would need to add preload. So i'd need something like .050" - .100" material removed from stud boss or from rocker arm.