Motorcycle Repair: dragging motor down, thk, alittle

Question
2000 road king 9000 miles started with feeling like somthing was dragging the motor down u would let off the gas and it felt like the brakes were on then it started 2 knock alittle in the front of motor and the dragging is worse knocking happens just when u start itif ujust sit and rev it upthe motor is brang down there 2 any idea's  thk's lonnie oh there has not been any repairs on the motorbefore  

Answer
The only thing I can tell you is to take the bike into a dealership and have a dianostic done on it. I have no way to do that on here. I only would be guessing. That is the downside of a newer bike with a computer onboard'
Good luck and happy riding
Mike