A J Plumbing Supplies Ulster SBK Championship  Round 1 of the AJ Plumbing Supplies Ulster SBK Championship promoted by the Temple Motorcycle Club Hosted by Ulster SBK Championship  Bishopscourt Racing Circuit 29 Lismore Road, Bishopscourt,, BT30 7EY Downpatrick Saturday, 30 March 2019 from 09:00-17:30