Front rotor wanted, greater than 4.5mm thick, not known to be out of spec as far as runout. Mine is pulsating. Oh yeah, it's a 1982 model single disc. Not made by Yamaha anymore.
Thanks! ;D
got rotors and brake parts send physical address and will get back to you tonight
I found them new on this site a while back I think they are about $115.00
oh yea... the site address... http://www.accwhse.com/