Boasting the latest and fully revised version of the bellowing LC8 V-twin engine, the KTM 1390 SUPER DUKE R is a torque-hungry, epically powerful, and exciting BEAST. With a near 1:1 power-to-weight ratio, a power output of 190 Hp, and 145 Nm of torque with a READY TO RACE weight of 200 kg - with EURO 5+ homologation - the KTM 1390 SUPER DUKE R Continue reading for my full review of the KTM 1290 Super Duke R. Specifications. Make liquid cooled 75-degree V-twin engine cranks out a whopping 106.2 pound-feet of torque and 177 MfuJfY.