About. In the manga/anime, it is based on an early 1986 Porsche 911 Turbo 3.3 (930). In the games, it is based on multiple cars: In the PS2 version of Wangan Midnight, it was based on Ruf RCT, a Ruf sports car with less power than CTR despite having bigger engine (3.6 liters instead of 3.3 liters)