Tata SuperAce With the best-in-class combination of power, speed, and fuel efficiency, Tata SuperAce comes equipped with the technically advanced 4-cylinder 1396cc petrol engine which delivers 85 Hp @ 5500 – 6000 rpm for superior power. The light-weight engine and the smartly calibrated 5-speed gearbox facilitates a smooth drive leading to higher fuel efficiency. Large brakes with 9-inch vaccum boosters coupled with LCRV (load conscious regulating valve) ensures seamless braking and longer life of the vehicle.