www.Racefactorindustries.com is now the u.s. distributor for Go Technologies. these engines have been tearing up the tracks in australia and placed well at the worlds they provide you with top dollar performance at a realistic price.
I have been running these engines for a couple of weeks now and all i can say is wow finally a engine under $200 that can run with the best of them.
Give it a try you won't be disappointed.
If anyone has any questions about the engines please post here and i will try to answer them as fast as i can. thanks