« Reply #12 on: January 28, 2017, 11:59:54 pm »
I have used the internal rotor but found the RT needs the flywheel weight or it is a bitch to start and dies easy coming out of a corner .
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Yamaha tragic ; dt1, rt1, dt2, rt2, dt2mx , rt2mx , mx250, mx360,sc500, 74dt125, yzx125, yzc250, yzc400, yzd250, yzd400, yzh250, yzh80 , dt100 , xr75 ko xr80 03 , it175 82 . Not a member of any club