Alastair Seeley took control in as the National Superstock pack hit the track, beating Richard Kerr to the top spot by 0.177secs – before taking a tumble from his SYNETIQ BMW.
Seeley emerged unscathed, as multiple Thruxton winner Alex Olsen was third quickest, just under half a second off Seeley’s pace.
Meanwhile, Lewis Rollo clocked the fourth best lap on the Aprilia, with Joe Francis fifth under Kawasaki power.
Pirelli National Superstock with Santander Consumer Finance: FP1 result:
1. Alastair Seeley (SYNETIQ BMW Motorrad) 1min 16.897s
2. Richard Kerr (AMD Motorsport) +0.177s
3. Alex Olsen (Cummins by Team IWR Honda) +0.493s
4. Lewis Rollo (IN Competition/Aprilia +0.500
5. Joe Francis (STAUFF Fluid Power/GR Motosport) +0.733s