The Offaly driver had been making gains in the Feature Race.
A ten second penalty saw Alex Dunne fall to tenth place at the Austrian Grand Prix.
The Clonbollogue driver gained five positions in just ten laps at the feature race, climbing into fifth place, but the penalty saw the MP Motorsport racer dropped back to tenth.
He finished on a time of 37.35.739, while Hi-Tech Pulse-Eight's Luke Browning claimed the top position in Spielberg.
In the Sprint Race, Dunne sped to a time of 34.26.357 to claim fourth position, while Nikola Tsolov was best of the bunch.
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