Courtesy of Bonhams

The final glorious incarnation of Jaguar’s fabulous XK series of sports cars arrived in 1957. The XK 150 was a progressive development of the XK 120 and XK 140, retaining the same basic chassis, 3.4-liter engine and 4-speed Moss transmission of its predecessors while benefiting from a new, wider body that provided increased interior space ...

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