2014 YAMAHA WR 250F compression ratio

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Page 32 of 230

YAMAHA WR 250F 2014  Owners Manual 2-1
GENERAL SPECIFICATIONS
SPECIFICATIONS
GENERAL SPECIFICATIONS
Model name: WR250FE (AUS, NZ)
WR250F (EUROPE, ZA)
Model code number: 1HCD (EUROPE)
1HCE (AUS, NZ, ZA)
Dimensions: ZA AUS, NZ EUROPE
Ove

Page 96 of 230

YAMAHA WR 250F 2014  Owners Manual 4-5
CHASSIS
CHASSIS
SELECTION OF THE SECONDARY 
REDUCTION RATIO (SPROCKET)
<Requirement for selection of sec-
ondary gear reduction ratio>
• It is generally said that the second-
ary gear ratio shou