Richard Cooper beat his good friend and former team-mate Barry Burrell to the Heat One ABK Beer 0% BMW Motorrad F900 R Cup win after a race-long scrap.
The pair went head-to-head in the opening battle, breaking clear of the rest of the field to enjoy their own race where the lead switched several times between them before Cooper eventually took it by 1.465secs.
Third over the line was James O’Mara, who beat James Kelly by 0.121secs as Dom Herbertson took fifth.
ABK Beer 0% BMW Motorrad F900 R Cup, Heat One result:
1. Richard Cooper (FHO Racing BMW Motorrad)
2. Barry Burrell (Mallory Performance Racing) +1.465s
3. James O’Mara (BRP Racing-Alton Compressors) +19.888s
4. James Kelly (Art of Racing) +20.009s
5. Dominic Herbertson (Belgrave Motors Racing) +20.071s