Summary: St. Petersburg, Florida was the site of the greenest racing event in history April 5-6 when ethanol was featured in both the IndyCar Series Honda Grand Prix and the American Le Mans Series Acura Sports Car Challenge.
Summary: St. Petersburg, Florida was the site of the greenest racing event in history April 5-6 when ethanol was featured in both the IndyCar Series Honda Grand Prix and the American Le Mans Series Acura Sports Car Challenge.