What is This Part Called And Am I Missing One?

On the passenger side of my engine there is a metal bar that is connects a boss on the oil pan rail to the bolt on the Torqueflite bell and I noticed that the driver side has a large bolt and a boss on the oil pan rail but there is not the same metal connecting bar.

I vaguely remember circa 1985 when I removed and rebuilt the transmission that there was two of these bars and for some reason I did not reinstall it (maybe conflicted with the headers or something). Here is a picture of what I...

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