It's 40 years since The Blue Flame became the first car to achieve 1000km/h, setting a World Land Speed record that lasted 27 years. It could have gone even quicker - but it very nearly didn't make it at all.
Jaguar's new XJ saloon sees the company deliberately moving away from its past and looking to a new future. So can you make any kind of meaningful comparison with the 1960s original? Octane drove to Paris to find out