Lamborghini Miura built at the Lamborghini factory between 1983 and 1987 from an unused Miura S chassis. This was made for Jean Claude Mimran, one of the Mimran brothers, the then owner of Lamborghini. Most experts do not recognize this as an "official" SVJ due to it being converted (albeit done by the factory) long after the Miura went out of production. Further Miuras were subsequently upgraded to SVJ specifications (trying to imitate the real factory SVJs) by various garages of Switzerland, USA and Japan. Another one-off, the Miura Roadster (actually more of a targa-model, but without any removable roof) was built
V12 engine 12-cylinder engines in Formula One, either V12 or flat-12. The last V12 engine used in Formula One was the Ferrari 044, on the Ferrari 412T2 cars driven by Jean Alesi and Gerhard Berger in 1995. In the late 1960s Nissan used a V12 in the Japanese Grand Prix and again in the early-1990s Group C races. At the Paris motor show 2006 Peugeot presented a new racing car, as well as a luxury saloon concept car, both called 908 HDi FAP and 908 RC and fitted with a V12 Diesel engine producing around or even surpassing . This took part