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  • Brand:CRF's Only
  • Model:CO-RHC

Price : $399.99 $399.99

Available Options:
Bench Shim:
Performance Porting Service:

Honda CRF Race Head Conversion Service

CRF's Only Race Head Conversion Service

  • Install valve seats
  • Install valve guides
  • Performance valve job

Race Series Head Service Includes:

  • Disassemble and inspect head.
  • Complete head reconditioning includes meticulous soda blasting to remove power-robbing carbon deposits.
  • Solution clean head.
  • Install Kibblewhite valve guides.
  • Install MoldStar-90 non-beryllium copper valve seats.
  • State of the art CNC valve seat cutting. This is absolutely required for the highest quality results and durability of your valves and is often overlooked by inferior service shops.
  • Perform a proprietary CNC port to valve seat profiling for increased performance.
  • Assemble head and valve components.
  • Vacuum test head assure perfect valve seal.

Optional Services

  • Performance Porting For the best performance possible add our performance porting service.


  • We offer OEM and Kibblewhite valve components.  Contact Us if you need assistance with these parts
  • New or used valves are required to properly set valve stem protrusion
  • Photo shown with optional Race Series valve seats and guides
  • Ship your head to us at: CRF's Only, ATTN: Head Service, 201 S. Wineville Ave. Unit A, Ontario, California 91761
  • Provide contact information and order number in the package with your head
  • Allow 6-9 business days for this service to be performed
  • Once completed we'll send your had back to you (you pay return shipping)