The 1991 McLaren MP4/6, driven by Formula 1 legend Ayrton Senna to claim his first home race victory, is set for auction at RM Sotheby's, with an estimated price of $12million-$15million.<br>The Brazilian driver tested the first MP4/6 chassis in February 1991 and went on to win his final drivers' championship with McLaren in the same car.<br>“In the closing laps I just had to leave the car in ...<a class='more' href='https://www.motorsport.com/f1/news/historic-ayrton-senna-1991-mclaren-f1-car-set-for-auction-for-8-figure-sum/10773275/?utm_source=RSS&utm_medium=referral&utm_campaign=RSS-F1&utm_term=News&utm_content=www'>Keep reading</a>