Here's the picture of P/N 3870286 from Classic Muscle (Modern Chevrolet) website:
Is that the right one or is it this one?
P/N is 3909064. Found this one at thepartguy.com. I would think you could find one on eBay as well.
Is that the right one or is it this one?

P/N is 3909064. Found this one at thepartguy.com. I would think you could find one on eBay as well.