Pontiac GTP is believed to stand for Gran Turismo Prototipo ... Read more: 10 Of The Most Reliable Mazda Engines Ever Built The Grand Prix was originally born during the 60s as a two-door coupe ...

The three cars remain the same as Monterey, but the drivers have changed. In the GTP class are the 1989 Mazda 767B driven by Andrew Carbonell and the 1992 Mazda RX-792P driven by Tom Long.