have a 2000 tcat,boysen redds with the whole cage mod,power breather and 330 mains,runs good but hard on gas,d&d told mr to go up 1 sixe when runng the brather so i did,just wondering if i can go down some,also would a 3 deg key help,heard that those 2000 were pretty lame on timming,any help would be appriciated