Wanting 500 hp (or close) out of a stock stroke 360

Here's a couple of slightly different ways. It doesn't take as much camshaft as you might think.
J.Rob

http://www.hotrod.com/how-to/engine/1208phr-371ci-mopar-small-block/

http://www.hotrod.com/how-to/engine/1111phr-skmfx-racing-engines/