MARSHALLTOWN, Iowa -- This unique event is set take place this coming Sunday, July 15th, at the Marshalltown Speedway. Riders on go-karts, Quads, and Motorcycles will take to the high speed 1/4 mile dirt oval as pit gates open at 11:00 a.m., practice will see green at 1:00 p.m. with racing to follow. The grandstand admission is just $5.00 for adults and children 12 and under are free. The pit admission is $15.00 and rider registration is $50 and that includes the rider pit pass. The payout will be 75% of each class entry with the Stock Heavy class being 100% payback. For further information, check out www.marshalltownspeedway.com or call the speedway office at 515.432.4703.