YAMAHA YZ490 S 1986 Owner's Service Manual 1LV-28199-80 #814

YAMAHA  YZ490 S 1986  Factory Owner's Service Manual, 250 pages  Printed in English, French and German   OEM Ref. # 1LV-28199-80  NOS  New Old Stock.  #814/B-B148/B  

1st Edition, August 1985

This manual is in mint condition.