1981 Yamaha
YZ250
  • Drive Type: Chain
  • Front Tire Size: 3.00-21
  • Rear Tire Size: 5.10-18
  • Spark Plug: BR9ES
  • Chain Size: 520
  • Chain Links: 110
  • Front Sprocket/Pulley Teeth: 14
  • Rear Sprocket/Pulley Teeth: 48
For reference only, please consult your owner’s manual to confirm your sizes
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  • Spark Plug
    exact fit
    4.9 star rating (74)
    $3.24
    Part #: BR9ES Mfg Part #: 5722
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