VALVE SPRING SET Honda CRF 250R 2004-2007 CRF 250X 2004-2015, KIBBLEWHITE 30-31300 RACING, HIGH-LIFT RACING SPRINK KIT

This high-lift racing spring kit is designed for Honda CRF250R (2004–2007) and CRF250X (2004–2015) models, supporting valve lifts up to 0.385". The kit includes chrome silicon valve springs, titanium retainers, high-tensile steel lower collars, and seals, engineered to meet the demands of high-revving four-stroke engines. Developed for performance and durability, it delivers consistent seat pressure and lift characteristics for both intake and exhaust valves.

Features

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  Chrome silicon high-lift racing valve springs

  
  


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  Titanium retainers for reduced reciprocating mass

  
  


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  High-tensile steel lower collars

  
  


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  Includes valve seals

  
  


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  Suitable for both intake and exhaust applications

  
  


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  Designed for up to 0.385" valve lift

  
  

Specifications

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  Intake: 0.385" valve lift, 50 lb seat pressure, 154 lb @ 0.363" lift

  
  


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  Exhaust: 0.385" valve lift, 50 lb seat pressure, 154 lb @ 0.363" lift

  
  

Cross-Reference OEM Part Numbers

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  Part No. 65-711

  
  


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  Kibblewhite #30-31300

  
  

Vehicle Fitments

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  Honda CRF250R 2004–2007

  
  


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  Honda CRF250X 2004–2015