ok, so i am going 2 trade my dirtbike for a 2004 blaster. it has a 240 big bore kit built by vitto,3mill stroker crank,full fmf jetted carb,and 6in extended swing arm. can ay1 tellme how good these things are?, or what i shuld watch for?. id like 2 enter a couple fair drags how wuld this do for drags?. and mostly trail riding?. thanks.