In the USA , many organizations regulate racing , such as the International Kart Federation ( IKF ) , World Karting Association ( WKA ) , Karters of America Racing Triad ( KART ) , and Stars of Karting presented by the Indy Racing League . In the USA , there is not as much FIA involvement ; instead , many organizations regulate racing , such as the IKF ( International Kart Federation ) , WKA ( World Karting Association ) , KART ( Karters of America Racing Triad ) .