In a circuit known for its lack of passing opportunities, the Buildbase Suzuki rider took top spot with just 7 hundredths of a second separating the top seven riders.
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Ray, who took two wins at the opening round at Donington Park has since slipped down to fifth in the standings, but managed to hold off championship leader Leon Haslam (JG Speedfit Kawasaki) and Jake Dixon (RAF Regular and Reserves Kawasaki).
Cadwell Park
Haslam does double after Dixon fails with final-lap pass at Cadwell
19/08/2018 AT 13:11
Race 1 is at 13.30 on Sunday, followed by Race 2 at 16.30.
Only the triple-header at Silverstone remains before the Showdown rounds begin at Oulton Park, Assen and Brands Hatch.
Cadwell Park
Re-watch: Riders get some big air time when they jump the Mountain at Cadwell
17/08/2018 AT 09:39
Knockhill
'What a ride!' - O'Halloran finally gets over the hump at Knockhill
19/06/2022 AT 13:15