Description
CRF250R'04-07 - Kibblewhite Top End Kit — CRF250R 04-07 Kibblewhite Top End Kit. The only safe way to maximize compression; the valve reliefs in the piston are purposely convex and match the geometry.
Why This Product
A bike-specific engine upgrade or replacement for the CRF250R, intended for riders doing more than basic bolt-on modifications. Stainless-steel construction is part of the design.
Important Notes
- Pistons, rings, valves and pin clips in this kit are designed to work as a system, they are NOT COMPATIBLE with the OEM components and should ONLY be used as a kit
Product Details
- The only safe way to maximize compression; the valve reliefs in the piston are purposely convex and match the geometry of the dishes in the valves
- Conversion to Black Diamond™ stainless steel valves offers up to twice the life of the stock titanium valves
- No loss in performance
- Kit includes: piston, rings, clip and pin, Cometic top end gasket kit, Black Diamond engine valves (standard size) and dual spring titanium retainer springs (.395" lift intake, .0370" lift exhaust)
- Made in the U.S.A.
- Pistons, rings, valves and pin clips in this kit are designed to work as a system, they are NOT COMPATIBLE with the OEM components and should ONLY be used as a kit.
NOTE: Photo is for illustration purposes only and may not represent the actual product. Not eligible for return if package has been opened.
Fitment
Honda CRF250R 2004-2007. Verify exact model, year and configuration before ordering.
- Brand: Kibblewhite
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