Ayrton Senna's Legendary Honda NSX Could Fetch Over $1 Million

• Ayrton Senna’s personal 1991 Honda NSX is heading to auction with a $682,000–$1.1 million estimate.
• Senna helped shape the NSX by testing prototypes.
• The famous red NSX has a well-documented history.

Few road cars are as closely associated with Ayrton Senna as the Honda NSX, sold in the United States as the Acura NSX. Now, the very example Honda provided to the three-time Formula 1 world champion for personal use in 1991 is heading to auction. The red sports car with a black roof accompanied Senna during his time in Europe and ranks among the best-known cars in motorsports history.