This version is called yamaha fz-s fi v2.it is the best looking bike in segment.the company has upgraded to the new version.i am a fan of fz.it is powered by 149cc engine which give maximum power of 12.9bhp and maximum torque.i bought fz very happy.i must like it.it like horse style.i would like to raid from it carefully. I waiting for other upgrades .i am very very happy from fz-s