4. Replica Ferrari Prototype Racer

Vehicle: 1972 Ferrari 312PB Replica
Auction Link
Notable Features: Completely correct replica built by famed NART mechanic John Hajduk
Complex Says: If you're a Ferrari enthusiast looking for something unique to enter in a Ferrari-only event, this may be your car. Granted, it's currently listed at a cool $500,000. But just think of how much it would cost to gather the parts and try to build a replica of this caliber yourself.