Potential thoughts opinions welcomed.
1989 #4 Audi Quattro
1979 #6 BMW ProCar
1982 #72 #71 Ferrari BB/LM
1981 #2 #55 Ford Capri Turbo
1980 #31 Lancia Montecarlo Turbo
1994 #75 Nissan 300 ZX
1991 #62 Mazda RX7
Tracks (full layouts)
Lime Rock Park
Brands Hatch
Sonoma
Watkins Glenn
Indionapolis
Laguna Seca.