1600 milles first oil, aaaagggggg the first change is at 1000 km or 600-650 milles, v twin motorcycle oil for scooter very very very bad a v twin works normaly at 2000-3000 rpm this scotter work normaly 6000 rpm, exist scooter specific oils, maxima, motul, and others, you need buy oil in a specifics stores not in walmart, your tool mixed up in a plastic bag and you don't even know what size to use, the oil is very dirty because it is not changed in just time and it is little because with the heat of the engine it evaporates that means that it had a long time and there is a risk of damaging the engine, to better drain the oil just tilt the bike a little towards you or put it on the side stand and you will see that more oil comes ou, poor motorcycle you should take it to a specialized workshop to do those jobs.
