Championship leader Dan Linfoot topped the combined free practice timesheets after clocking a 1min 49.583sec lap to beat this morning’s leader, Alex Olsen by 0.223s.
Olsen stayed second thanks to his morning lap time, while most of the pack improved their times during the afternoon.
Richard Kerr finished the day third overall, half a second quicker than fourth-placed Billy McConnell as Alastair Seeley rounded out the top five, the BMW pilot again the only rider not a Honda.
Pirelli National Superstock Championship with Santander Consumer Finance, Combined practice:
1. Dan Linfoot (Optimum Bikes Racing Ltd) 1min 49.583s
2. Alex Olsen (Cumins by Team IWR Honda) +0.223s
3. Richard Kerr (AMD Motorsport) +0.403s
4. Billy McConnell (C&L Fairburn Properties Jackson Racing) +0.905s
5. Alastair Seeley (SYNETIQ BMW Motorrad) +1.064s