Horsepower limit for out of the box Edelbrock RPM heads

I run those,OOTB, on my 367 also with a 230/237/110/.549/.571 lift cam, and at 10.9Scr. Car went 93 in the eighth@3467pounds, .....on 87E10, shifting at 7000, on a power peak of about 5400. The Wallace calculator says 433hp.