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The Suzuki GT550 is a three cylinder, two-stroke, air-cooled 1970s-era motorcycle in Suzuki's "Grand Touring" GT series. Three Grand Touring models including the GT380 and GT750 and were originally offered for sale with the beginning of the 1972 model year (MY) with the 550 called "Indy" for the North American market. [ 4 ]
The 380 and 550 engines were air-cooled with a system marketed by Suzuki as Ram Air. [1] This system consisted of a cast aluminum shroud covering a modified cylinder head to direct the cooling air. The GT750 was liquid-cooled. Suzuki thus led the motorcycle world by being the first company to mass-produce a liquid-cooled, large-bore two-stroke ...
The Kurtis Kraft 500B, 500C, [6] 500F, [7] and 500G, [8] are a series of open-wheel race cars, designed, developed and built by Kurtis Kraft, for AAA and U.S.A.C. Indy car racing, between 1948 and 1960.
One of the most successful and longest-lived projects of Cosworth has been its Indy car engine program. In 1975; Cosworth developed the DFX, by destroking the engine to 2.65 L and adding a turbocharger, the DFX became the standard engine to run in IndyCar racing, ending the reign of the Offenhauser, and maintaining that position until the late 1980s.
The Buick Indy V6 engine is a powerful turbocharged, 3.0–3.4 L (180–210 cu in), V-6, Indy car racing internal combustion engine, designed and produced by Buick for use in the CART PPG Indy Car World Series, and later the IRL IndyCar Series; between 1982 and 1997.
The Novi was first used in 1941 at the Indianapolis 500 under the "Winfield" name; it produced over 450 hp (340 kW), an amazing output for the time. [7] It was fitted to a 1935 frame built for a Miller engine, but its power made the vehicle very difficult to handle.
A. J. Foyt assumed the lead, and weaved his way through a pileup on the final lap, to win his third Indy 500 victory. Foyt's victory was the first Indy 500 win for Goodyear tires since 1919. After leaving the sport in 1922, Goodyear returned to the sport in 1964, and in 1967, snapped Firestone's record of 43 consecutive Indy 500 wins.
The 1971 Indy 500 was part of the newly re-organized USAC Marlboro Championship Trail, in which dirt tracks were separated from the paved ovals and road courses. From then on, the Gold Crown championship schedule would consist solely of paved tracks (both ovals and road courses), giving the national championship a decidedly new look for the ...