They look like the tall ones to me. Not sure though. It's been about 6 months since I focused on anything other than battery cables under the hood of my 'Stang...
I was gonna send you a PM, but figured I'd post here so that others know they're available. I was talking with my brother about the valve covers and he told me he had some from his old 70 boss that he'd bought back in the day. We started looking through the mountains of old parts in his shop and lo and behold, they're finned cobra VCs, so I won't be taking these off your hands after all.