Stewart Sweeps WSS Weekend at Bunbury _Top Stories, World Series Sprintcars Bunbury, AU — (February 16, 2013) — Shane Stewart completed a sweep of the World Series Sprintcars weekend at Bunbury City Raceway. Stewart won Saturday’s feature event over Robbie Farr and Luke Dillon. More on this race to come! Bunbury City RacewayShane StewartWorld Series SprintcarsWSS