Bulgaria 12H and 4H

KEB 12H and 4H is round 1 of the 2027 Karting Events Bulgaria season, a rental karting endurance round held April 17 2027 at Karting Track Haskovo in Haskovo, Bulgaria. The round includes a 12-hour race and a 4-hour race for teams. The six-round 2027 calendar runs in Bulgaria and Slovakia and includes two 25-hour races. The season is part of the SWS Endurance Cup.