i just called the us customs importation office and his response was also it is legal to import 2 stroke motors into the usa as long as they are certified. here is the second office i called. still waiting the call back from the epa main office after the person i talked to makes sure of his answer.
For information on U.S. Customs import procedures, please reference our publication entitled U.S. Import Requirements. For EPA regulations and to obtain the form 3520-21, visit
U.S. Environmental Protection Agency