Alex Olsen pipped points leader Davey Todd to pole by 0.039secs with a hot lap of 1min 35.923s aboard his FHO Racing by Kobelco BMW.
Charlie Nesbitt was third quickest to steal the final front row spot, as Tom Ward leads row two, just ahead of Billy McConnell.
Pirelli National Superstock Championship with MotoNovo, Oulton Park, Qualifying:
1. Alex Olsen (FHO Racing with Kobelco) 1min 35.923s
2. Davey Todd (Milenco by Padgetts Motorcycles) +0.039s
3. Charlie Nesbitt (VisionTrack Suzuki) +0.114s
4. Tom Ward (IN Competition/Aprilia) +0.446s
5. Billy McConnell (C&L Fairburn Properties/Jackson Racing) +0.527s