break in black oil seepage
  1. J

    An Old Newbie to motor bicycle

    80cc 2-stroke motor. 80 miles into break-in period. 16:1 mixture AMSOIL, synthetic, Saber professional Premium unleaded gasoline. maintaining 15 to 18 mph. I must maintain speed above 13 mph to Minimize sputtering. As I decelerating, sputtering increases. Starts wanting to stall out at 10...