Bman Juang shared a link to the group: Kawasaki W650.

  • There's some cool stuff on that, but I don't understand everything that's going on--what's that oil tank looking thing?

  • No, the big tank under the saddle, where the air box was (visible in the first picture, and in the bottom right of the second picture you posted). Looking at it some more, I see wiring running into it--probably a false oil tank for stuffing the electrics in.

  • yap, it's popular among Japanese builders to use a fake oil tank to place battery and electronics.