Xceldyne Valve Spring Seats for CV4 Valve Springs

Item Number: 349962


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Product Description


Xceldyne Valve Spring Seats for CV4 Valve Springs

  • Made with various thicknesses
  • Pad is parallel to bottom surface for consistent spring pressures
  • High tolerances ensure seats are flat for the longest possible life
  • Precision CNC machined from 8620 case hardened steel
  • Specially designed for use with CV4's valve springs only
  • Made in the USA

Product Note: Only fits machines equipped with CV4 valve springs.

Spec Details
Country of Origin USA
Material Steel
Quantity Varies (make selection above)

Vehicle Fitment

Fitment is guaranteed or your money back plus free return shipping. Don't waste time installing a product that doesn't fit. We worked hard ensuring that this product is an exact fit on the vehicles listed below.


  • CRF450R 2002-2008
  • CRF450X 2005-2009, 2012-2014


  • WR450F 2003-2011
  • YZ450F 2003-2009

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