Welcome to the site! Pics will be asked by multiple members, so I'll get that request out of the way!
As far as your question goes, wheels and tires almost always make a statement. If you browse the tech thread sticky at the top of the page you'll find a wheel and tire thread, that will give you an idea of what works and what doesn't. Here is the direct link:
I thought it would be helpfull to have a list of combos that users have personally tried and know work Beware all IIs are slighly different and may have different fitment issues than yours Fox 4-cyl polyglass with 185-70R14 slight rub @ full lock Fox 14x6 steel wheels with 205-60R14 no...
www.stangnet.com
As for the "modern but old look", I think the Magnum 400 wheels would accomplish that if you still have the 4 lug pattern. There are a few IIs with these wheels that I've seen pics of, they look pretty good.