Bizzarrini 5300 Spyder S.I.

Bizzarrini Azines. p. A. was an Italian automotive manufacturer inside the 1960s founded by past Alfa Romeo, Ferrari and ISO electrical engineer, Giotto Bizzarrini. The company built only a few highly developed and sophisticated sport and racing motor vehicles before failing in 1969. Notable models include your 5300 GT Strada plus the P538S.Originally Prototipi Bizzarrini ersus. r. l., the name was transformed to Bizzarrini S. p. A. in 1966. The Bizzarrini marque continues to be revived with several concept cars in this 2000s.Giotto Bizzarrini was blessed in Livorno, Italy in 1926. His father was some sort of rich landowner who came from a family with sturdy roots in Tuscany and also the city of Livorno. His grandfather, also named Giotto Bizzarrini, was a biologist who had worked with Guglielmo Marconi on the inventions, especially the radio, following which one in the Livorno Library sections was named The Bizzarrini Catalogue.Bizzarrini graduated as an engineer inside the University of Pisa in 1953. He taught briefly before joining Alfa Romeo within 1954. He worked for Alfa Romeo coming from 1954 to 1957. He began working for Ferrari in 1957, eventually becoming controller regarding experimental, Sports and GT car development. He worked at Ferrari being a developer, designer, test driver, and chief engineer with regard to five years. His developments there included the Ferrari 250 TR, the Ferrari 250 GT SWB (Small Wheelbase Berlinetta or Berlinetta Passo Corto), and the 1962 Ferrari three hundred GTO.

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Bizzarrini had been fired by Ferrari through the "palace revolt" of 1961. He became part regarding Automobili Turismo e Hobby (ATS)), a company started by the ex-Ferrari engineers to make a Formula 1 single seater plus a GT sport car, the A. T. S. Serenissima.One of ATS's fiscal backers, Count Giovanni Volpi, owner of Scuderia Serenissima, hired Bizzarrini to improve a Ferrari 250 GT SWB, with chassis number #2819GT to be able to GTO specifications. This resulted in the Ferrari 250 GT SWB Drogo also referred to as the "Breadvan".Bizzarrini's engineering company, Societa Autostar, was commissioned to style a V-12 engine for any GT car to end up being built by another discontented Ferrari customer, Ferruccio Lamborghini. Lamborghini considered the resulting engine to be too highly strung, and ordered that it be detuned.

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Bizzarrini worked since 1964 regarding Iso Rivolta and designed three models: Iso Rivolta GT, Iso Grifo both A3L and also A3C versions. His work was to formulate a pressed steel framework chassis for Iso cars and trucks. Renzo Rivolta hired him as consultant to the Iso Gordon GT project which became the Iso Rivolta GT. The Iso Gordon GT prototype was made from the Gordon-Keeble. The Gordon Keeble GT ended up being designed in 1960 by means of Giugiaro. Bizzarrini tested the car or truck and was impressed through the powerful V8 Corvette engine as well as the rear De Dion tube used by the GT:'Rivolta received me test the prototype. I liked its De Dion conduit and especially the Corvette powerplant. It was the first-time I had driven a single. It was superior to be able to Ferrari's engines, having the same power but with a more immediate throttle response. 'The Iso Rivolta GT had been a Giugiaro designed a number of seater with beautiful body, speed, comfort and handling, and was a successful car for ISO using 799 units sold. Powered by a 327ci Chevrolet Corvette V8 engine using a classic De Dion backside suspension design with constrained steel monocoque bodywork over pressed steel frame chassis. Unveiled to the media in 1963, production continued until 1970.The Iso Grifo A3L was a monstrous idea to get a super coupé, the L coming by Lusso. The result of this brilliant Giugiaro and Bizzarrini doing the job together, it was based using a shortened Iso Rivolta GT chassis and was debuted at the 1963 Turin show. The Grifo epitomised this 1960s Italian style with its handsome low and broad handmade bodywork. It was the speediest production car tested simply by Autocar Magazine in 1966 having a top speed of 160 mph (260 km/h). Later versions of the particular Grifo were powered by way of a big block Chevrolet Corvette 435 bhp (324 kW; 441 PS) engine. These 90 handbuilt units are distinguishable because of the raised "pagoda style" scoop bonnet. Some of these Iso Grifo 7 Litri items were rebuilt later with a whole lot larger engines.

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The thought of Bizzarrini was to use the 3AL cars for competition. The competition versions with the Grifo were named Iso Grifo A3C, C for Competizione as well as Corsa. A new lightweight riveted lightweight alloy body was designed along with built by Piero Drogo. It was an in a hostile manner designed machine, oriented to endurance backrounds. It uses normal ISO underpinnings nevertheless the engine was moved further last the chassis frame versus Grifo A3L, protruding well into the actual driver's cabin, fitted with hot cameras and fed by some big Weber carburettors, giving more than 600 bhp (298 kW; 406 PS).

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All-around 29 A3C sport cars were built beneath the ISO name. Five of these 30 cars were bodied in plastic/fiberglass by Piero Drogo at Carrozzeria Sports Cars throughout Modena. A3Cs were widely competed. Some cars entered the actual 1964 and 1965 Le Mans 24 hour, 1965 Nürburgring 1000 as well as 1965 Sebring. It achieved a The Mans class win in both years plus a 9th overall in 1965 without any factory support. A3Cs were one in the fastest cars on LeMans' Mulsanne Right in both years.

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