” The 1967 Shelby GT 500 was to be the most powerful Mustang that had ever been built, up until that point in history. The Mustang had famously debuted in 1964 and had enjoyed overwhelming sales success across the USA, in the first 18 months Ford sold over a million of them – after having estimated they’d only sell 100,000 in the first year.
Part of the reason for the runaway success of the new model was the extensive use of parts from other production Fords, namely the Falcon and Fairlane. This made it easy for dealers to order the Mustang without having to worry about retraining their mechanics or stocking a new line of parts, it also massively reduced Ford’s overheads due to the lack of development costs and the economy of scale. ”
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