René
Please keep in mind for the future that if you or any other member wish to respond to a closed topic, all you have to do is to PM me and let me know which one, I will gladly "unlock" the closed topic upon request.
I've always felt that if I were to undertake designing a rear "brace" for the Pantera, I would use the brace from the Maserati Bora as my starting point. See the picture below. Also notice the "substantial" brace which ties together the upper shock absorber mounts.
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