Porsche 911 Turbo 9FF Acceleration & Sound Acceleration & Sound by turboandstance - January 24, 2019January 24, 2019 Porsche 911 / 966TT 3.6l Turbo 9FF with 950hp at 2.1bar. This video features an 950HP Porsche 966TT 9FF filmed during RACE1000 standing half mile contest. Car has won at the class 750 -1000 hp championship with a top speed of 286 km/h / 178mph. Video shows some loud launches of the 911 9ff including full throttle accelerations 0-200 and drive close to top speed. Enjoy it! Leave a comment