Ayrton Senna's personal 1991 Honda NSX, which he drove extensively while in Portugal, will be auctioned off by RM Sotheby's in October. To find out more about the supercar, check out the full story here.More from Robb ReportThis New 269-Foot Superyacht Has a Art Deco-Interior Worthy of a Bond VillianA Mondrian Painting Could Fetch $40.8 Million at Auction This FallThis 400-Year-Old Tudor Country House Combines Historical Charm With Modern UpdatesAdvertisementAdvertisementBest of Robb ReportThe 2024 Chevy C8 Corvette: Everything We Know About the Powerful Mid-Engine BeastThe World's Best Superyacht ShipyardsThe ABCs of Chartering a YachtSign up for RobbReports's Newsletter. For the latest news, follow us on Facebook, Twitter, and Instagram.Click here to read the full article.Ayrton Senna's 1991 Honda NSXThe supercar in profileInside Senna's NSXAdvertisementAdvertisementThe vehicle is powered by a 3.0-liter V-6Its engine is mated to a five-speed manual transmissionAyrton Senna drove his personal 1991 Honda NSX extensively while in Portugal