Coventry Storm were beaten 52-37 at Belle Vue Colts.
The Storm were 4-2 down after the first heat and 9-2 after two when Halder was excluded and Walker fell.
After a 3-3, Belle Vue took a 5-1 which was followed by another 3-3, a 4-2 two 3-3's and a 5-1 to see the Storm 35-18 down after nine heats.
Belle Vue took heat ten 4-2 but the Storm won their first heat of the evening when Mitchell Davey won in a 4-2.
After a 3-3, Davey won again as did Jack Parkinson-Blackburn in a 4-2 in heat fourteen.
Belle Vue took the final heat 4-2 as the Storm went down to a defeat.