Dan Linfoot powered to his third successive win at Snetterton as he beat Alex Olsen by 1.409secs to stretch his points lead.
Linfoot passed Alastair Seeley for the lead on the fifth lap and was able to build a lead as Seeley dropped back and Alex Olsen moved up to second on lap seven with a move on Richard Kerr.
Billy McConnell passed Kerr on lap 10 to hold third to the finish line, as Kerr took fourth and Joe Talbot secured fifth.
Pirelli National Superstock Championship with Santander Consumer Finance, race result:
1. Dan Linfoot (Optimum Bikes Racing Ltd)
2. Alex Olsen (Cumins by Team IWR Honda) +1.409s
3. Billy McConnell (C&L Fairburn Properties Jackson Racing) +4.571s
4. Richard Kerr (AMD Motorsport) +4.923s
5. Joe Talbot (JR Performance Racing) +7.845s
Championship points after Round Seven:
1. Dan Linfoot 162
2. Richard Kerr 141
3. Joe Talbot 108
4. Alex Olsen 101
5. Franco Bourne 93
6. Alastair Seeley 90