Yamaha TRX850 Enthusiasts Forum

Hi everybody
My 850 TDM made a disquieting noise from the motor winding. (I replaced the gearbox of 3vd by 4TX) .the distribution chain is new, the tension is good, the distribution is secure. the sound comes from the left rather small accompanied by acute vibration side .I think the balancer shaft or the crankshaft or the water pump?
an idea ?
sorry for the translation...
Thank you
https://www.youtube.com/watch?v=VSPnCVx-JFo

Alternator rotor could be loose perhaps?

Mincehead wrote:Alternator rotor could be loose perhaps?

the rotor is tight and there is no play at the crankshaft when I move ... .I looking