Wiseco Bottom End Kit - WPC159 - 2004-2009 Honda CRF250R
Wiseco Bottom End Kit WPC159 - Honda CRF250R 2004-2009
Moto-House MX Ships this kit for Free!!
Having been in the industry for 78 years, Wiseco is a world leader in the production of OEM replacement and performance pistons for all types of motorsports. Thanks to its expertise, Wiseco can provide the necessary components to return 4-stroke or 2-stroke engines to their peak performance.
Complete bottom end gasket sets, containing all seals necessary for assembly, are provided with all Wiseco crankshafts, along with high-grade main bearings.
Honda CRF250R 2004-2009 Wiseco Bottom End Kit:
- Crankshaft kits include crankshaft, top end bearing, premium main bearings, and a complete bottom end gasket set that includes all seals and gaskets needed to do the job
- Crankshafts are factory assembled and precision trued to OEM specifications
- Double-forged Wiseco connecting rods maintain superior dimensional consistency through improved grain flow
- Shot-peening eliminates residual stresses and smoothly blends the rod forging surfaces
- Corrosion-resistant surface treatment
- Top and bottom end rod bores case hardened to 58-62 RC to optimize bearing running surface
- Crank pin bearing radial running clearance is optimized to ensure maximum performance
- Precision honing ensures ultra round bearing surface
- Precision-engineered oiling slots maximize rod strength and bearing life
- Double-drilled small ends provide the piston pin with extra lubrication and cooling, reducing distortion of top end due to thermal transfer from the piston
- Silver-coated bronze phosphor thrust washers, with dimpled design to increase oil retention and reduce friction between rod and washer interface
- Crank pin bearings are manufactured from the highest quality hot rolled steel; case-hardened to 58-62 RC
- Caged needle roller bearings provide the highest possible rpm
- Precision-machined crank webs
- Wiseco complete gasket kits are made from premium materials for maximum sealing and reliability; all bearings are OEM-quality for reliability and performance
Fitment: Honda CRF250R 04-09 / Part Number WPC159
To see more performance products check out Honda CRF250R performance section
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