Had a 650sx. Put a small pin 750 bored 1.5mm, 175psi head, dual 40mm SXR carbs, 650 stator and flywheel. Ran both PJS and fully modded and port matched oem exhaust. 9/17 skat prop. It was good, for a kawi motor. It was not good compared to a Yami 701 based motor. I sold it and have been super...