Limits RegistryPUBLIC RECORD
Limits RegistryKen Warby, an Australian, reached 511.11 km/h (317.6 mph) in his home-built jet-powered hydroplane Spirit of Australia on Blowering Dam, Australia, on October 8, 1978 — the outright water speed record, unbroken for over four decades. Several competitors have died attempting to break it, making it one of the most dangerous standing records in any sport.
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Ken Warby, an Australian, reached 511.11 km/h (317.6 mph) in his home-built jet-powered hydroplane Spirit of Australia on Blowering Dam, Australia, on October 8, 1978 — the outright water speed record, unbroken for over four decades. Several competitors have died attempting to break it, making it one of the most dangerous standing records in any sport.
The highest speed ever achieved by a boat on water, certified by the Union Internationale Motonautique.
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Limits Registry. LR-WATER-SPEED-RECORD. Outright water speed record. 2026.