Lamborghini Miura a less restrictive exhaust system. This single example was eventually sold to a private buyer after extensive testing. In April 1971, the car crashed on the yet-unopened ring road around the city of Brescia, and burned to the ground. It was once widely believed that the Jota had the chassis number of #5084 (a number well out of sequence for the date in question), it has been clarified by Miura expert Joe Sackey in his book The Lamborghini Miura Bible that this is not the case, and that #5084 is in fact a factory modified SV to SVJ spec. A
V12 engine the advantages of lower centers of gravity and improved pilot visibility for single-engined designs. Only the pre-war origin BMW VI V12 of Germany was an "upright" engine. The United States had the experimental Continental IV-1430 inverted V12 engine under development, with a higher power-to-weight ratio than any of the initial versions of the German WW II inverted V12s, but was never developed to production status, with only 23 examples of the Continental inverted V12 ever being built. The only American-design inverted V12 engine of any type to see even limited service in World War II was the air-cooled Ranger V-770,