Hello chaps!!!! ive just purchased a new 450 and i belive it is a Caifonia model and it is restricted.ive been lookin at the Free mods wot is a ASI kit??..were do i find the gray wire???The adjustable fuel screw etc....!!!!the bike has a full ackro pipe on it and has made a difference however it still back fires and stalls it needs rejetting!!and that dam restricter mod removing!! As i live in the UK would it be possible for me to purchase what i require from the states??? cheers jeff!!!