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A hydroplane (or hydro, or thunderboat) is a fast motorboat, where the hull shape is such that at speed, the weight of the boat is supported by planing forces, rather than simple buoyancy. A key aspect of hydroplanes is that they use the water they are on for lift rather than buoyancy, as well as for propulsion and steering : when travelling at ...
Pinaud's experience in boat-building enabled him to make useful design changes to HD-4. After the First World War , work began again on HD-4 . Bell's report to the U.S. Navy permitted him to obtain two 350 brake horsepower (260 kW) Liberty V-12 engines in July 1919.
Blue Bird K3 is a hydroplane powerboat commissioned in 1937 by Sir Malcolm Campbell, to rival the Americans' efforts in the fight for the world water speed record. She set three world water speed records , first on Lake Maggiore in September 1937, then later twice raising her own record.
The hydroplane was powered by an Allison aircraft engine identical to the one I modified for Cobra II." [ 1 ] One of his boats, the Slo-Mo-Shun IV , won the 1950 Gold Cup , and set a water speed record (160.323 mph) in Lake Washington , off Seattle (USA)'s Sand Point , on June 26, 1950, breaking the previous (10+ year-old) record (141.740 mph ...
He also chaired the planning committee of the Quincy Boat Club, the organization responsible for sponsoring many of Quincy's races and related celebrations. [2] He won trophies [ 3 ] and in 1924 at Palm Beach, Florida , in competition with twenty-one other boats in the 151-class hydroplane races, he clocked a world record 41.96 miles per hour ...
The International Motorsports Hall of Fame and hydroplane historian Dan Cowie described Muncey as "without question, the greatest hydroplane racer in history." [1] Muncey was nicknamed "Mr. Unlimited" and won 62 races, which was the most races in the history of the sport until Dave Villwock broke his record in 2011. [1] [2] [3]
Back in June, a couple of unlimited hydroplane owners felt there would be nine boats vying for the HAPO Columbia Cup title. Unfortunately, that number has dwindled to six, which as far as this ...
The result was a 502 bhp speedboat, which he used to hit a 150.19 mph top speed in October 1953 on Lake Iseo. This world speed record for an 800 kg boat still stands today. [3] A similar hydroplane was constructed by Guido Monzino in 1954. Like Arno XI, it utilizes a Lampredi engine, in this case sourced from a wrecked Ferrari 375 MM. [4]