Okay, so the pic you posted is not of the wheel you're looking for, then. If you'd like to buy new, then Summit racing has 'em, as do other sellers. Here's what they look like:
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You can also buy "cop car" wheels the same size, though they are highly sought after in the used market, and are therefore fairly hard to find. They look like this:
View attachment 198224
These are also from Summit, but Jegs has 'em in 15" X 8" widths for the same price. Of course, all these are new, and therefore are getting up in price to where you could start looking at a number of different aftermarket wheels for just a little more money. Used would be a helluva lot cheaper, if you can find them. And yeah, I love that look, as well. There are a number of guys on the forum who appreciate that same style.
Here's mine, for my stalled project. Not Mopar wheels, but "smoothies":
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