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Being 2 strokes and burning oil along with gas, you can expect a slight odor from the exhaust at times. Once broken in, there is no visible smoking. They pollute very little, considering that our motorized bikes are getting 150 m.p.g. and they pass environmental air quality standards for motor vehicles in the State of Arizona.

Reference our Blog for more information about the Emissions test we did on a Spooky Tooth.