The New York Nets obtained Tart in between the 1968–1969 and 1969–1970 seasons. Tart played the entire 1969–1970 season with the Nets and played in that season's ABA All Star game. During the season Tart averaged 24.1 points (third best in the ABA that season) and was the Nets' top scorer.
The New York Nets acquired Tart during the 1968–1969 to 1969–1970 seasons. During that season, Tart played every game and participated in the ABA All Star game. In the season, Tart scored an average of 24.1 points (third highest in the league) and was the Nets' leading scorer.