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Ford GT40

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Ford GT40

The Ford GT40 is a high-performance mid-engined racing car originally designed and built for and by the Ford Motor Company to compete in 1960s European endurance racing and the World Sportscar Championship. Its specific impetus was to beat Scuderia Ferrari, which had won the prestigious 24 Hours of Le Mans race for six years running from 1960 to 1965. As rules of the time required that GT cars were built in dozens and sold, around 100 cars in total have been made, mostly as 289 cu in (4.7 L) V8-powered Mk Is, of which at least 50 were made in 1965, which allowed FIA-homologation as Group-4-Sportscar for 1966 until 1971. This gave the old MK.I car of Gulf-Wyer the chance to enter and win Le Mans in 1968 and 1969 after prototypes had been limited to 3 litre, with the performance of the Ford 7-litre-V8 in the factory 1966 Mk.II and 1967 Mk.IV prototypes causing this rule change, which also banned the 4-litre V12 Ferrari 330P4 and others after 1967. The Mk.III designation was used for some road-legal cars.

The Ford GT40 debuted in 1964, and improvements in 1965 led to Ford winning World Championships categories from 1966 to 1968. The first Le Mans win came in 1966 with three 427 cu in (7.0 L) powered Mk.II prototypes crossing the finish line together, the second in 1967 with the same engine now in quite different US-built Mk.IV prototype chassis similar to the "J-car" mule. In order to lower ever-higher race top speeds, a rule change from 1968 onwards limited prototypes to 3.0 litre Formula 1 engines; the sportscar "loophole", however, allowed the private JW "Gulf Oil" team to win at Le Mans in 1968 and 1969 running a Mk.I with a 5.0 litre engine.

The GT40 effort began in Britain in the early 1960s when Ford Advanced Vehicles began to build the Mk I, based upon the British Lola Mk6, in Slough, UK. After disappointing race results, the engineering team was moved in 1964 to Dearborn, Michigan, US, to design and build cars by its advanced developer, Kar Kraft. All chassis versions were powered by a series of American-built Ford V8 OHV engines modified for racing.

In the 1966 Le Mans, the GT40 Mk II car broke Ferrari's winning streak, making Ford the first American manufacturer to win a major European race since Jimmy Murphy's Duesenberg in the 1921 French Grand Prix. In the 1967 Le Mans, the GT40 Mk IV car became the only car developed and assembled entirely (both chassis and engine) in the United States to achieve the overall win at Le Mans.

The "GT" in the car's name stands for grand touring, and the "40" its height in inches (1.02 m) measured at the top of the windscreen, the minimum allowed. The first 12 "prototype" vehicles carried serial numbers GT-101 to GT-112. Production GT40s (Mk I, Mk II, Mk III, and Mk IV) began with GT40P/1000.

Henry Ford II had wanted a Ford at Le Mans since the early 1960s. In early 1963, Ford reportedly received word through a European intermediary that Enzo Ferrari was interested in selling to Ford Motor Company. Ford reportedly spent several million dollars in an audit of Ferrari factory assets and in legal negotiations, only to have Ferrari unilaterally cut off talks at a late stage due to disputes about the ability to direct open-wheel racing. Ferrari, who wanted to remain the sole operator of his company's motorsports division, was angered when he was told that he would not be allowed to race at the Indianapolis 500 again (Ferrari had raced at the '52 Indy) if the deal went through, since Ford fielded Lotus 29 cars with the new Ford Indy V8 engine and didn't want competition from Ferrari. Enzo cut the deal off out of spite and Henry Ford II, enraged, directed his racing division to find a company that could build a Ferrari-beater on the world endurance-racing Gran Turismo circuit.

To this end, Ford began negotiation with Lotus, Lola, and Cooper. Cooper had no experience in GT or prototype and its performances in Formula One were declining as others also used the rear-mid engine layout.

The Lola proposal was chosen since Lola had used a Ford V8 engine in its mid-engined Lola Mk6 (also known as Lola GT). It was one of the most advanced racing cars of the time and made a noted performance in Le Mans 1963, even though the car did not finish, due to low gearing and slow revving out on the Mulsanne Straight. However, Eric Broadley, Lola Cars' owner and chief designer, agreed on a short-term personal contribution to the project without involving Lola Cars.

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