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Bizzarrini Utes. p. A. was an Italian automotive manufacturer inside 1960s founded by past Alfa Romeo, Ferrari and ISO manufacture, Giotto Bizzarrini. The company built only a few highly developed and advanced sport and racing vehicles before failing in 1969. Notable models include your 5300 GT Strada plus the P538S.Originally Prototipi Bizzarrini ersus. r. l., the name was changed to Bizzarrini S. p. A. in 1966. The Bizzarrini marque has become revived with many concept cars in the particular 2000s.Giotto Bizzarrini was blessed in Livorno, Italy in 1926. His father was any rich landowner who originated from a family with powerful roots in Tuscany plus 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 with the Livorno Library sections has been named The Bizzarrini Collection.Bizzarrini graduated as an engineer inside University of Pisa within 1953. He taught briefly previous to joining Alfa Romeo in 1954. He worked for Alfa Romeo from 1954 to 1957. He began working regarding Ferrari in 1957, eventually becoming controller associated with experimental, Sports and GT auto development. He worked at Ferrari as a developer, designer, test driver, and chief engineer intended for five years. His developments there incorporated the Ferrari 250 TR, the Ferrari 250 GT SWB (Small Wheelbase Berlinetta or Berlinetta Passo Corto), and the 1962 Ferrari three hundred GTO.

Bizzarrini seemed to be fired by Ferrari over the "palace revolt" of 1961. He became part of Automobili Turismo e Activity (ATS)), a company started by the ex-Ferrari engineers to develop a Formula 1 single seater plus a GT sport car, the A. T. S. Serenissima.One of ATS's monetary backers, Count Giovanni Volpi, owner of Scuderia Serenissima, hired Bizzarrini to enhance a Ferrari 250 GT SWB, with chassis number #2819GT for you to GTO specifications. This resulted in the Ferrari 250 GT SWB Drogo generally known as the "Breadvan".Bizzarrini's engineering company, Societa Autostar, was commissioned to style a V-12 engine for just a GT car to always be built by another disappointed Ferrari customer, Ferruccio Lamborghini. Lamborghini considered the resulting engine to become too highly strung, and ordered that the idea be detuned.

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Bizzarrini worked since 1964 pertaining to Iso Rivolta and produced three models: Iso Rivolta GT, Iso Grifo both A3L as well as A3C versions. His work was in order to develop a pressed steel figure chassis for Iso vehicles. Renzo Rivolta hired him as consultant towards 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 had been designed in 1960 simply by Giugiaro. Bizzarrini tested the car and was impressed by the powerful V8 Corvette engine and also the rear De Dion tube useful for the GT:'Rivolta got me test the prototype. I liked its De Dion pipe and especially the Corvette serp. It was the very first time I had driven just one. It was superior to help Ferrari's engines, having the same power but that has a more immediate throttle reply. 'The Iso Rivolta GT had been a Giugiaro designed a number of seater with beautiful entire body, speed, comfort and handling, and was a prosperous car for ISO together with 799 units sold. Powered by a 327ci Chevrolet Corvette V8 engine with a classic De Dion back suspension design with pushed steel monocoque bodywork around pressed steel frame framework. Unveiled to the push in 1963, production continued until 1970.The Iso Grifo A3L had been a monstrous idea for any super coupé, the L coming through Lusso. The result of the actual brilliant Giugiaro and Bizzarrini doing the job together, it was based over a shortened Iso Rivolta GT chassis and was debuted with the 1963 Turin show. The Grifo epitomised the 1960s Italian style using its handsome low and large handmade bodywork. It was the speediest production car tested simply by Autocar Magazine in 1966 which has a top speed of 160 mph (260 km/h). Later versions of your Grifo were powered by way of big block Chevrolet Corvette 435 bhp (324 kW; 441 PS) motor. These 90 handbuilt units are distinguishable through the raised "pagoda style" deal bonnet. Some of these Iso Grifo 7 Litri units were rebuilt later with a whole lot larger engines.

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The idea of Bizzarrini was to utilize 3AL cars for competitors. The competition versions with the Grifo were named Iso Grifo A3C, C for Competizione or Corsa. A new lightweight riveted aluminium body was designed and built by Piero Drogo. It was an in a hostile manner designed machine, oriented to endurance backrounds. It uses normal ISO underpinnings but the engine was moved further the government financial aid the chassis frame as opposed to Grifo A3L, protruding well into the driver's cabin, fitted with hot cams and fed by 4 big Weber carburettors, giving more than 400 bhp (298 kW; 406 PS).

About 29 A3C sport cars were built within the ISO name. Five of these 29 cars were bodied within plastic/fiberglass by Piero Drogo at Carrozzeria Sports Cars inside Modena. A3Cs were widely raced. Some cars entered this 1964 and 1965 The Mans 24 hour, 1965 Nürburgring 1000 in addition to 1965 Sebring. It achieved a The Mans class win in both years and also a 9th overall in 1965 with no factory support. A3Cs were one with the fastest cars on LeMans' Mulsanne Right in both years.

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