Sport Big entertainment from small machinery 25/02/2022 Facebook Twitter Email DIRT TRACK ACTION: Kaleb Sims is one of 127 drivers to descend on the Borderline Speedway for the Australian Speedway Kart titles this weekend. Picture submitted. By Trevor Jackson THE Borderline Speedway will open its gates to something a little different this weekend, with the ASubscribe or log in to read the rest of this content.