Ferrari built just 39 examples of the 250 GTO between 1962 and 1964, each one homologated for GT racing and personally approved by Enzo Ferrari before a sale could go through. Its value has swung from $18,000 at launch to well over $10 million and back over the decades, and one example’s ownership history even includes a convicted drug trafficker. Read on to find out why this European exception still belongs in a muscle car conversation.