yamahaman623
10-31-2008, 12:39 PM
i have a 2005 yfz 450 that has a sparks exhaust, air filter, and jets, and the cam timing mod. i wanted to know if anyone had info about aftermarket cams. i wanted to know what is the best cams and what stage if there is any stages. i do a 300ft drag race so it should be the best for that.