Dort Federal Credit Union Event Center (originally IMA Sports Arena and formerly Perani Arena and Event Center) is a sports, entertainment and convention venue located in Flint, Michigan. It was built in 1969.The main arena of the complex, the largest exhibit hall of complex, features 29,280 square feet (2,720 m2) of space and can accommodate 4,021 for ice hockey and 6,069 for concerts, plus 400 in standing room. It was the home the Michigan Warriors of the North American Hockey League.