little smoke circle from exhaust

[350BANSHEE350]

i was starting my anshee today and let it warm up for about 15 20 min then started revving it (its jetted for 700 feet higher so it was a little rich and it would shoot a couple smoke circle im just wondering if this is ok it is all stock but i thought the smoke circle were cool (im a noob)

anyways thanks for the responces

[flattrakker]

how many hours are on the bike? if your using the stock pipes those things are oil tanks... after many hours they come to store oil and when you revv it hard they smoke really bad.