hi i have a 1997 shee with bigger front sproket my stock carbs are jetted, nd i have toomey t5s nd k&n filters.......was wondering what are some more minor things tht i can do to increase performance i do a lil bit of drag racing wur i live nd im ok where im standing now i havent been really beating by anyone nd i race yfz450,kfx45os etc i guess my riding skill is better then thers but i could use sum help/professional tips im about to also put bigger carbs on my shee this week either 34 or 35s nd my mechanic also told me to get the vitos super piston kit for a lil more umph but plz u guys imput will be helpful