The XJ series of motorcars became the mainstay of Jaguar cars since 1968 and, in fact, was the last motorcar to have any input by Sir William Lyons, its founder.

After the series 1 and 2, a relatively short run of two door XJ coupés with a pillarless hardtop body called the XJ-C were built between 1975 and 1978.

The car was actually launched at the London Motor Show in October 1973, but it soon became clear that it was not ready for production and the economic troubles unfolding in the western world at the time reduced further any sense of urgency about producing and selling the cars.

They finally started to emerge from Jaguar show-rooms some two years later and were priced higher than the four-door car becoming immediately relatively exclusive.

The profile of these sought after touring cars was so attractive, with windows down, that they are often hard to find in good condition.

The Lynx Motor Company was founded in 1968 by engineer Guy Black and architect Roger Ludgate.

The com...