I NEED HELP WITH A ENGINE SWAP?

i have a 74 chevy nova and i am going to swap my 350 sbc for another engine that is fuel injected with more HP and with the new engine i wanted to put on a 3.4L whipple supercharger i want to produce about 500-600 horsepower what engine should i get that can handle this power and produce it with the supercharger can someone help. thanks