Ferrari 275 GTB base Ferrari 400

The following came to my attention. It's offered for sale in France and as can be read, it's based on a Ferrari 400: https://www.leboncoin.fr/voitures/1058246841

Maybe it's this one which was previously unfinished for sale:

http://erwin400.blogspot.nl/2014/03/1978-ferrari-275-gtb-400-for-sale.html

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