1986-1988 RX-7 Turbo II 182 hp: 13b-T (S4)
1989-1991 RX-7 Turbo II 200 hp: 13b-T (S5)
1993-1995 RX-7 255 hp: 13b-REW
Oh, and there is no twin turbo FC. It has one turbo but is called the Turbo II because there was a Japan-only turbo version of the original RX-7, and the FC version was its successor.