Getting to the mechanicals, the 2017 KTM Duke 390 is expected to be powered by an updated version of the 373.2 cc single-cylinder liquid-cooled engine from the first generation KTM Duke 390. Modifications will likely include improved power and torque delivery and more control on their delivery with incorporation of an advanced ride-by-wire technology. The updated engine is said to get a second counter-balancer shaft also, which will help reduce the vibrations coming from the motor. Updated ECU and improved cooling system round-up the reported mechanical changes.
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