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Unlike conventional powerboats, which have a single keel, with an indent, or 'step', cut from the bottom to reduce drag, a hydroplane has a concave base with two sponsons fitted to the front and a third point at the rear of the hull. When the boat increases in speed, most of the hull lifts out of the water and runs on the three contact points.
Starting in the early 1990s, Warby built a second jet boat, Aussie Spirit powered with a fresh Westinghouse J34, but he never made a record attempt with it. [8] Warby and his son Dave then worked on a new boat, Spirit of Australia II, powered by a Bristol Siddeley Orpheus jet engine taken from an Italian Fiat G.91 fighter.
Lake Lucas [3] was the world's first purpose-built drag boat racing lake when built in 2011. The facility played host to drag boat races for eight straight years until the Lucas Oil Drag Boat Series was discontinued at the conclusion of the 2018 season. Citing a need for the company to move in a new direction, then everything changed in 2020. [4]
In 1975, he set the Southern Drag Boat Association (SDBA) speed record at 137.46 mph (221.22 km/h). [7] In 1976, he switched to nitromethane fuel and set the SDBA record with a 171.81 mph (276.50 km/h) run. [7] He was the SDBA top pointgetter and won the National Drag Boat Association (NDBA) World Fuel & Gas championship. [7]
The following is a list of speed records for various types of vehicles.This list only presents the single greatest speed achieved in each broad record category; for more information on records under variations of test conditions, see the specific article for each record category.
Two Top Fuel dragsters side by side during an NHRA event in 2012. Top Fuel is a type of drag racing whose dragsters are the quickest accelerating racing cars in the world and the fastest sanctioned category of drag racing, with the fastest competitors reaching speeds of 341.68 miles per hour (549.9 km/h) and finishing the 1,000 foot (304.8 m) runs in 3.61 seconds.
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In 1962, Arfons began experimenting with jet-powered cars, where his innate mechanical skills proved tremendously useful. Art's first car, the 8,000 hp (6 MW) Cyclops, remains the fastest open cockpit vehicle, recording 330.113 miles per hour (531.265 km/h) in the measured mile in 1962. Unfortunately, his design had the driver sitting directly ...