i had justgot done replacing the waterpump the seals shaft and bearings i get it all back together and i had a baldish back tire after a day of riding i could feel 1st gear jumping alot like the teeth were off the gear or somthing thats when i stoped riding it striped thebike down to the frame and im trying to split the motor and i cant figure out how to do it i cant get a small enough puller to pull the clutch if thats what i have to do but what do you think is going to have to be done?