Hey take a look on eBay. "John Washington at Reaction Research (Ztrix.com)" 250 GTO for sale. Only 29 released before fabrication was shut down by Ferrari. Current Bid is $8,500!
https://www.ebay.com/itm/Replica-Kit-inspired-by-Velo-Rossa-Spyder-250-GTO-on-a-Datsun-280-Z-frame-1962-Replica-Kit-Makes-1962-Ferr-ri-Velo-Rossa-Spyder-250/232975997657