Dr. Pulley CN250 Variator Kit

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Dr. Pulley Performance Variator Assembly for 250cc 4-stroke water-cooled CN250 172mm engines.

  • Specially Designed Ramp Shape
  • Extended Ramp Length
  • Adjustable Boss Length
  • Racing Type Ramp Plate
  • Includes Instructions
  • Includes Sliders
  • Does Not Included Roller Weights
  • Number of Splines: 21
  • Drive Face Outer Diameter (A): 128mm
  • Boss Inner Diameter (C): 17mm
  • Boss Outer Diameter (B): 27mm
  • Ramp Plate Inner Diameter (D): 17mm
  • Fan Inner Diameter Peak to Peak (H): 15mm
  • Fan Inner Diameter Valley to Valley (G): 16.5mm

250cc 172mm 4-stroke, Honda Helix (CH250 / CN250), Honda Reflex NSS250