Sebring, Fl. (5 November 2018) - One lucky racer will earn themselves $50,000 in just 90 minutes of racing as Mazda stages the 2018 Battery Tender Global Mazda MX-5 Cup Challenge at Sebring International Raceway next weekend. A robust and diverse field of racers from around the globe, all utilizing the same Global Mazda MX-5 Cup machine, will take to Sebring for two 45-minute races.