Yep, Honda SL125. I remember riding wheelies on it going up MT Nebo and worrying about the engine starving for oil because it was in a vertical position for so long.
Current ride 17 Beta 300RR, 99 Gas Gas 321 Contact, 83 Yamaha YZ250, 82 Yamaha YZ490, 01 Honda XR200R, 19 Beta 500rrs