100 horse shot of nos for 440?

Wow all exciting learning all of this lol my son is dropping in a 77 440 in a 66 barracuda it has torquer2 intake 780 vac sec carb 1.5 roller rockers and a 468/488 lift cam and 292/302 duration it's a rebuilt he done himself and he's autistic it's a stock compression he pocket ported the heads and got high perf valve springs and assembled with 020 steel shim head gaskets anyways I know the horse power will be increased alittle but will that motor handle a 200 shot of nos of course all new bearings and pistons and rings all new not looking to be a race car just a good running school car for him is there anyway of knowing an approx horsepower he will be running without nos