On market for seven-figure supercar? Don't settle for something from McLaren or Ferrari, buy this ultra-rare Sbarro supercar instead. It's a one-of-one, extremely clean example, and it's up for grabs in Marbella, Spain – but it won't be able to snag it for cheap. - motor1.com Constructed in 1999 as a tribute to the Mercedes-Benz victory at Le Mans the