Luke Mossey stormed to the top of the FP2 timesheets this evening to end the first day at Snetterton on top.
The Milenco by Padgetts Motorcycles rider set a best lap of 1min 49.429secs in FP2 to top the combined times, 0.013secs clear of Owens.
David Allingham ended the day third, his 1min 49.470s lap from FP1 enough to keep him in the top three as Lewis Rollo ended Friday fourth with Scott Swann fifth.
Pirelli National Superstock Championship, Combined practice:
1. Luke Mossey (Milenco by Padgetts Motorcycles) 1min 49.429s
2. Josh Owens (SAF Holland Honda) +0.013s
3. David Allingham (SMS/Nicholl Oils BMW) +0.041s
4. Lewis Rollo (Motorrad Central Edinburgh by MLav Racing) +0.071s
5. Scott Swann (Swann Racing) +0.082s