High Quality Content by WIKIPEDIA articles! The 1989 British League (also known as the Sunbrite British League for sponsorship reasons) was the 25th since its establishment in 1965. The league operated as the top-tier of British speedway. The Coventry Bees were the defending champions from 1988. The league was once again run over a 15-heat formula, with 7 riders per team. The season ended with Oxford Cheetahs winning their third title in five years.