NR90721 - Storm Evolution Brushless Motor 3.0T 82080 RPM, 11400kV, 745W, Sintered Rotor) The NOSRAM storm evolution brushless modified motor series is designed for maximum power and highest possible top speed in top-level modified racing. State of the art components like the all new XTEC X11 competition teardown, neodym magnets, extra-thick copper winding and a special low-resistance design makes the NOSRAM storm evolution modified extremely powerful and efficient. Finally the dream of all electric r/c drivers becomes reality: a truly maintenance free modified motor for high-level competition racing! Features: handwound military-spec sintered neodym magnets XTEC X11 teardown, dismountable new stack for more torque new design for extremely low resistance new oversize ball bearings for low friction running adjustable timing sensored technology can be operated with sensor and sensorless speed controls