hey guys. i have a 110cc katera atv that i just put a new piston, cylinder and rings in. i have it all together but when i crank it over it makes this sound in this video

http://vid1272.photobucket.com/album...psrdfemg6a.mp4

its a really nasty binding sound. i dont know where its coming from either. if anyone has any idea that would be great!!

thanks!

 

Anyone? PLZzzz??