H1 Unlimited

The 2025 H1 Unlimited season concluded in spectacular fashion at Mission Bay, San Diego, where fans witnessed not only the most exhilarating race of the season but also a record-breaking performance etched into hydroplane history.

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San Diego, California – September 10, 2025 – The roar of H1 hydroplanes returns to Mission Bay this weekend for San Diego Bayfair, powered by Samson Rope, from September 12-14, 2025.

Fans are in for a treat with one of the world’s fastest race courses, showcasing speeds topping 200 mph, and a nail-biting battle for the Bill Muncey Cup on Sunday.