Porsche 360
Encyclopedia
Porsche 360 Cisitalia is an automobile
Automobile
An automobile, autocar, motor car or car is a wheeled motor vehicle used for transporting passengers, which also carries its own engine or motor...

 from Porsche
Porsche
Porsche Automobil Holding SE, usually shortened to Porsche SE a Societas Europaea or European Public Company, is a German based holding company with investments in the automotive industry....

 introduced in 1949. The name Cisitalia
Cisitalia
Cisitalia was an Italian sports and racing car constructor. The name "Cisitalia" derives from "Compagnia Industriale Sportive Italia", a business conglomerate founded in Turin in 1946 and controlled by the wealthy industrialist and sportsman Piero Dusio...

 (short for Consorzio Industriale Sportive Italia) is the name of the company that ordered the model.

History

The car was commissioned by Piero Dusio
Piero Dusio
Piero Dusio was an Italian soccer player, businessman and racing driver.Dusio was born at Scurzolengo, province of Asti. His active soccer career ended in a knee injury, after which he started a textile business , which evolved into sporting goods as well as becoming supplier of military uniforms...

 in 1946. Dusio paid a large sum of money up front, part of which was used to free Ferdinand Porsche
Ferdinand Porsche
Ferdinand Porsche was an Austrian automotive engineer and honorary Doctor of Engineering. He is best known for creating the first hybrid vehicle , the Volkswagen Beetle, and the Mercedes-Benz SS/SSK, as well as the first of many Porsche automobiles...

 from the French
France
The French Republic , The French Republic , The French Republic , (commonly known as France , is a unitary semi-presidential republic in Western Europe with several overseas territories and islands located on other continents and in the Indian, Pacific, and Atlantic oceans. Metropolitan France...

 prison in which he was being held effectively for ransom
Ransom
Ransom is the practice of holding a prisoner or item to extort money or property to secure their release, or it can refer to the sum of money involved.In an early German law, a similar concept was called bad influence...

. Dusio gave Porsche only 16 months to complete the car which proved too short a time to sort out the advanced design.

Design

The Dr. Porsche designed unraced 1939 1,482.56 cc (53.0 x 56.0 mm) 2-stage Roots supercharged V12 Auto-Union had been projected to deliver 327 bhp at 9,000 rpm. This provided the basis of the Cisitalia 360 car which was built around a mid mounted
Mid-engine design
A mid-engine layout describes the placement of an automobile engine between the rear and front axles. Another term for this is mid-ship.-Benefits:The mid-engine layout is typically chosen for its relatively favorable weight distribution...

 supercharged
Supercharger
A supercharger is an air compressor used for forced induction of an internal combustion engine.The greater mass flow-rate provides more oxygen to support combustion than would be available in a naturally aspirated engine, which allows more fuel to be burned and more work to be done per cycle,...

 1,492.58 cc (56.0 x 50.5 mm) flat 12
Flat-12
A flat-12 is an internal combustion engine in a flat configuration, having 12 cylinders.The flat-12 is wider than a V12...

 engine giving a conservative 300 hp at 8,500 rpm and a top speed of 300 km/h (186 mph). A fully enclosed streamlined body for fast circuits was planned giving over 200 mi/h. Later bench tests showed about 385 bhp at 10,500 rpm. The chassis was of chromoly tubing and featured on/off four wheel drive with a sequential gear-shift and a rear mounted transaxle
Transaxle
In the automotive field, a transaxle is a major mechanical component that combines the functionality of the transmission, the differential, and associated components of the driven axle into one integrated assembly....

 also sending power through a driveshaft
Driveshaft
A drive shaft, driveshaft, driving shaft, propeller shaft, or Cardan shaft is a mechanical component for transmitting torque and rotation, usually used to connect other components of a drive train that cannot be connected directly because of distance or the need to allow for relative movement...

 to a front differential. Suspension was trailing arm
Trailing arm
thumb|220px|Trailing arm rear suspension of [[Front-engine, front-wheel drive layout|FF]] carsA trailing-arm suspension is an automobile suspension design in which one or more arms are connected between the axle and the chassis. It is usually used on rear axles...

 in front De Dion tube
De Dion tube
A de Dion tube is an automobile suspension technology. It is a sophisticated form of non-independent suspension and is a considerable improvement over the alternative swing axle and Hotchkiss drive types. A de Dion suspension uses universal joints at both the wheel hubs and differential, and uses a...

 in the rear. Porsche's experience with the pre-war Auto Union Grand Prix cars showed through in the layout and design of the Cisitalia to the extant that it has been referred to as the "E Type".

Legacy

By the time the only prototype was finished Dusio was out of cash. The car languished in development until 1951, at one point being shipped off to Argentina
Argentina
Argentina , officially the Argentine Republic , is the second largest country in South America by land area, after Brazil. It is constituted as a federation of 23 provinces and an autonomous city, Buenos Aires...

 to try to persuade president Juan Perón
Juan Perón
Juan Domingo Perón was an Argentine military officer, and politician. Perón was three times elected as President of Argentina though he only managed to serve one full term, after serving in several government positions, including the Secretary of Labor and the Vice Presidency...

 to invest in the company. By 1952 Formula One
Formula One
Formula One, also known as Formula 1 or F1 and referred to officially as the FIA Formula One World Championship, is the highest class of single seater auto racing sanctioned by the Fédération Internationale de l'Automobile . The "formula" designation in the name refers to a set of rules with which...

 rules had changed and while Dusio attempted to source a 2 liter motor for the car a lack of funds relegated one of the most advanced Grand Prix cars of its day to a few Formula Libre
Formula Libre
Formula Libre is a form of automobile racing allowing a wide variety of types, ages and makes of purpose-built racing cars to compete "head to head". This can make for some interesting matchups, and provides the opportunity for some compelling driving performances against superior machinery...

 events and quick retirement. The car is currently on display in the Porsche Museum
Porsche Museum, Stuttgart
The Porsche Museum is an automotive museum in the Zuffenhausen district of Stuttgart, Germany on the site of carmaker Porsche.- The new museum :The new Porsche museum stands on a conspicuous junction just outside Porsche Headquarters in Zuffenhausen...

 in Stuttgart
Stuttgart
Stuttgart is the capital of the state of Baden-Württemberg in southern Germany. The sixth-largest city in Germany, Stuttgart has a population of 600,038 while the metropolitan area has a population of 5.3 million ....

.

External links

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