got a 93 cbr 900RR, heres the deal, had the same old second gear slippage at 4k RPM, alright i went and replaced EVERYTHING, all gears and bearings and shift drum and shift forks. Turned out it was a beat up shift fork and shift drum. Well i have the same problem Right now Beat up Left shift fork and shift Drum????? i dont get it i REplaced everything??? anyone have an idea?