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Bizzarrini Utes. p. A. was an Italian automotive manufacturer inside the 1960s founded by previous Alfa Romeo, Ferrari and ISO electrical engineer, Giotto Bizzarrini. The company built only a few highly developed and superior sport and racing cars before failing in 1969. Notable models include the 5300 GT Strada and the P538S.Originally Prototipi Bizzarrini ersus. r. l., the name was altered to Bizzarrini S. p. A. in 1966. The Bizzarrini marque has been revived with numerous concept cars in your 2000s.Giotto Bizzarrini was delivered in Livorno, Italy in 1926. His father was some sort of rich landowner who came from a family with powerful 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 their inventions, especially the radio, following which one from the Livorno Library sections has been named The Bizzarrini Stockpile.Bizzarrini graduated as an engineer within the University of Pisa in 1953. He taught briefly prior to joining Alfa Romeo within 1954. He worked for Alfa Romeo from 1954 to 1957. He began working intended 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 incorporated the Ferrari 250 TR, the Ferrari 250 GT SWB (Small Wheelbase Berlinetta or Berlinetta Passo Corto), and the 1962 Ferrari 250 GTO.

Bizzarrini had been fired by Ferrari throughout the "palace revolt" of 1961. He became part associated with Automobili Turismo e Sport (ATS)), a company started through the ex-Ferrari engineers to create a Formula 1 single seater plus a GT sport car, the A. T. S. Serenissima.One of ATS's economic backers, Count Giovanni Volpi, owner of Scuderia Serenissima, hired Bizzarrini to enhance a Ferrari 250 GT SWB, with chassis number #2819GT in order to GTO specifications. This resulted in the actual Ferrari 250 GT SWB Drogo often known as the "Breadvan".Bizzarrini's engineering company, Societa Autostar, was commissioned to layout a V-12 engine for just a GT car to end up being built by another dissatisfied Ferrari customer, Ferruccio Lamborghini. Lamborghini considered the resulting engine being too highly strung, and ordered that the item be detuned.

Bizzarrini worked since 1964 intended for Iso Rivolta and designed three models: Iso Rivolta GT, Iso Grifo both A3L as well as A3C versions. His work was in order to develop a pressed steel shape chassis for Iso vehicles. Renzo Rivolta hired him as consultant on the Iso Gordon GT challenge which became the Iso Rivolta GT. The Iso Gordon GT prototype was created from the Gordon-Keeble. The Gordon Keeble GT ended up being designed in 1960 through Giugiaro. Bizzarrini tested the vehicle and was impressed from the powerful V8 Corvette engine and the rear De Dion tube useful for the GT:'Rivolta received me test the prototype. I liked its De Dion tubing and especially the Corvette engine. It was the new I had driven one particular. It was superior in order to Ferrari's engines, having the same power but using a more immediate throttle answer. 'The Iso Rivolta GT was a Giugiaro designed four seater with beautiful body, speed, comfort and handling, and was a profitable car for ISO having 799 units sold. Powered by a 327ci Chevrolet Corvette V8 engine which has a classic De Dion backed suspension design with constrained steel monocoque bodywork above pressed steel frame framework. Unveiled to the press in 1963, production continued until 1970.The Iso Grifo A3L was a monstrous idea for a super coupé, the L coming from Lusso. The result of your brilliant Giugiaro and Bizzarrini working together, it was based using a shortened Iso Rivolta GT framework and was debuted in the 1963 Turin show. The Grifo epitomised the actual 1960s Italian style which consists of handsome low and wide handmade bodywork. It was the fastest production car tested simply by Autocar Magazine in 1966 that has a top speed of one hundred sixty mph (260 km/h). Later versions of the particular Grifo were powered with a big block Chevrolet Corvette 435 bhp (324 kW; 441 PS) motor. These 90 handbuilt units are distinguishable from the raised "pagoda style" information bonnet. Some of these Iso Grifo 7 Litri units were rebuilt later with a whole lot larger engines.

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Thinking about Bizzarrini was to operate the 3AL cars for rivalry. The competition versions with the Grifo were named Iso Grifo A3C, C for Competizione or even Corsa. A new lightweight riveted lightweight alloy body was designed as well as built by Piero Drogo. It was an in a hostile manner designed machine, oriented to endurance contests. It uses normal ISO underpinnings nevertheless the engine was moved further back the chassis frame compared to Grifo A3L, protruding well into your driver's cabin, fitted with hot cameras and fed by 4 big Weber carburettors, giving more than 500 bhp (298 kW; 406 PS).

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Close to 29 A3C sport cars were built under the ISO name. Five of these 28 cars were bodied in plastic/fiberglass by Piero Drogo in Carrozzeria Sports Cars within Modena. A3Cs were widely raced. Some cars entered the actual 1964 and 1965 The Mans 24 hour, 1965 Nürburgring 1000 in addition to 1965 Sebring. It achieved a Le Mans class win in both years and also a 9th overall in 1965 with no factory support. A3Cs were one on the fastest cars on LeMans' Mulsanne Right in both years.

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