The 2018 Radical Australia Cup was an Australian motor racing series open to Radical SR3 vehicles. It was sanctioned by the Confederation of Australian Motor Sport (CAMS) as an Authorised Series, with Radical Australia Pty Ltd appointed as the Category Manager by CAMS.
The series was won by Kim Burke,Daniel Herrero, SHANNONS NATIONALS: Denyer/D’Alberto win Sydney Four Hour, www.speedcafe.com Retrieved 12 March 2019 driving for RA Motorsports.RAC 2018 FINAL RESULTS, www.radicalaustralia.com.au Retrieved 12 March 2019
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