hello everyone new here like the site. was woundering i have a velocity turbo hayabusa, trying to get some seat time im a big guy, 360lbs. any how i went a 9.31 in 4th on the limiter the bike wouldnt shift into 5th, i think its driving through the clutch. is that and ok time for my size. 1.62 60" bike went 151mph and 122 in the 1/8. bike is realy low and long. how much would a lockup help. any help would be cool, thanks in advance.