It was six years ago when a big rig pulled up at Stew Jones Restoration on the north shore of Highland Lake. Inside the trailer was what shop owner Stew Jones now calls “probably the most significant ...

The XJ13 grew out of a program that started in the 1960s to develop a V-12 for Jaguar road cars. By 1964, a prototype quad-cam, 5.0-liter V-12 with SU carburetors had been fitted to a Mark X sedan ...

Behold the only XJ13 extant. Built as a potential Le Mans contender, this mid-engine 5-liter 502-hp V-12 test vehicle was put on the back burner to free up resources to develop what became the XJ6 ...

Appearing alongside the original factory prototype D-Type and the oldest surviving E-Type droptop, will be one of the most voluptuous cars ever designed – the 1966 Jaguar XJ13, shown above.

The XJ13 was intended to be the car with which Jaguar would return to Le Mans. The project began in 1964, the first year a 5.0-liter, 60-degree V-12 engine burst to life at Jaguar.

Conceptually, Ecurie Car's LM69 is a manifestation in the cosmic game of "what if," specifically as applied to the stillborn 1966 Jaguar XJ13 prototype and what the XJ13 program might have looked ...

Jaguar race cars won the 24 Hours of Le Mans five times in the 1950s. When the carmaker decided to go back to Le Mans with a factory effort in 1966, it designed the ridiculously slinky XJ13 for ...

The Jaguar XJ13 is one of them and, as fate would have it, the XJ13 never got to race. Ever since the 1950s, the era in which the C-Type and D-Type dominated the endurance racing stage ...

The Jaguar XJ13 is regarded as one of the most visually stunning cars ever produced and, for its era, a remarkable engineering feat. Though its legacy is marked by unrealized potential and a ...

The mid-engined Jaguar XJ13 and the XK180 are the two concept cars recreated by classic car experts. Both will be seen for the first time in public at the 2016 London Classic Car Show. What is ...

In 1966, gifted aerodynamicist Malcolm Sayer unveiled his Jaguar XJ13 prototype, designed to give the marque another win at Le Mans. Powered by a quad-cam, 5.0-liter V-12, the XJ13 was Jaguar’s ...