 For leading his team to the championship, leading the league in scoring, and emerging second in rebounding, he was named Most Valuable Player.During the 1975–76 ABA season, Carr played for the Spirits of St. Louis, averaging 12.2 points and 6.2 rebounds per game, and was named to the ABA's All-Rookie Team.The Spirits of St. Louis were one of two ABA teams (the Colonels being the other) that did not join the NBA in the ABA–NBA merger, and as a result Carr joined the NBA as a member of the Detroit Pistons from 1976–79.