The Welter-Meunier P82, and its successors and derivatives, including the P83, the P83B, and the P86, are a series of mid-engined Group C sports prototype race cars, designed, developed and built by French racing team Welter Racing, for sports car racing, between 1982 and 1986.[1] The cars best result was a 6th-place finish at the 1982 1000km of Monza, being driven by Roger Dorchy, Guy Fréquelin, and Jean-Daniel Raulet.[2][3][4] It was powered by a Garrett twin-turbocharged, 2.7 L (160 cu in), Peugeot PRV, V6 engine, producing between 600–890 hp (450–660 kW) @ 8300 rpm, depending on boost pressure, which drove the rear wheels through a 5-speed manual transmission. The chassis design was constructed into an aluminum monocoque, and the car weighed approximately 900 kg (2,000 lb).[5]