Entry forms for the Madison International Speedway Big 8 Series event taking place Saturday September 25 and the October 2 Big 8 Series portion of the National Short Track Championships at Rockford Speedway are now available at www.big8series.com. Both event will utilize the fan friendly progressive racing format that has produced three feature winners in as many events, including two first time victors. The 2010 Big 8 Series season will conclude on Saturday October 9 during Oktoberfest Race Weekend at LaCrosse Fairgrounds Speedway.