Cam number ?

If it's THAT soft just gotta wonder if 4 degrees will get you relief,lol.It sounds more like a Low Dcr issue. Or a too-low stall.Or not enough rear gear. or a less than happy combo.
But since the cover is off, have at her.
But I just gotta say; 4* is good for about 6 psi on a 9.2 360.
yes 6psi