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Would not having the belt on cause this sympton?

Yea no belt

Was the belt off of it when pulling over?

failure

Ok that is very interesting. I know what to listen for when turning those bearings and i don't hear anything out of the ordinary. Now...

I have a crank like this on my bench right now. If I try to spin those bearings as soon as my fingers come off, they stop spinning. All...

74Nitro makes a good point...I was taking your comments on the inner bearings as being resistant to rotation and needing effort to turn...

bridge

Ok, they do turn by hand and they don't feel notch. Just more resistance compared to the other bearings. I just thought that was the...

74Nitro makes a good point...I was taking your comments on the inner bearings as being resistant to rotation and needing effort to turn...

That is some very interesting info! Just not sure what to do. The engine has about 8400 miles on but maybe 500 miles on the top end..

I have noticed the tolerances for those 2 bearings seems different than the others. Maybe because they get far more oil. I've never...

Sidewinder clutch is somewhat different, but it will bolt right on also and work great. Weights and rollers interchange. The pins for...

https://ty4stroke.com/threads/the-new-secondary-brain-child-is-done-and-is-easy-to-do.101732/ is my plan when i run out of stock style...

other than the sidewinder, all yamaha primary clutches are pretty much the same. i am using one from a 12/13 vector on a 05 sx venture...