NoPistons -Mazda Rx7 & Rx8 Rotary Forum - What kind or rx7 is it really?

Series 4 (1986–1988) was available with a naturally aspirated, fuel-injected 13B-VDEI producing 146 hp (108 kW). An optionalturbocharged model, known as the Turbo II in the American market, had 182 hp / 185 ps (135 kW).
Series 5 (1989–1992) featured updated styling and better engine management, as well as lighter rotors and a higher compression ratio, 9.7:1 for the naturally aspirated model, and 9.0:1 for the turbo model. The naturally aspirated Series 5 FC made 160 hp(119 kW), while the Series 5 Turbo made 200 hp / 205 ps (147 kW).

The second generation RX-7 ("FC", VIN begins JM1FC3 or JMZFC1), still known as the Savanna RX-7 in Japan.Mazda used the Savanna (sometimes incorrectly spelled Savannah) name on a number of rotary-powered sports cars in the Japanmarket.

[edit]1971

The first home-market Savanna appeared in 1971 and lasted until 1977. It was sold internationally as the Mazda RX-3 and was based on the Mazda Familia. A station wagon version, the Savanna/RX-3 Sports Wagon, was sold for just one year, from 1972 to 1973, when it was replaced by the Luce/RX-4 wagon.

[edit]1978

The next Savanna was the first generation of the famous Mazda RX-7. It was sold from 1978 until 1984.

[edit]1985

The final Savanna was the second Mazda RX-7. It was available from 1985 until 1992.

This is just about everything that i've found except how do you know if its a GT anybody out there with a GT?