Crankshaft Bottom Kit Wiseco 04-06 Suzuki RMZ 04-08 Kawasaki KXF250 WPC144

Kawasaki KX250F  KXF250 2004 - 2008

Suzuki RMZ250  RM-Z250 2004 - 2006

Part No. 56-264.WI 

Wiseco Crankshaft w/Bearings and Gaskets - WPC144

• Precision-trued to OEM specifications and factory assembled.
• Connecting rods are double-forged to 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 an 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 the top end due to thermal transfer from the piston.
• Silver-coated bronze phosphor thrust washers with a dimpled design increase oil retention and reduce friction between the rod and washer interface.

Key Features:

• Unmatched reliability and performance from high-tech materials.
• Manufactured to exacting standards so the engine can be rebuilt with total confidence.
• Meets or exceeds OEM quality.
• Direct OEM replacement.
• Please see the image before ordering to avoid mistakes.
• Best value for money.
• ORO products are a high-quality replacement part and carry our guarantee of your satisfaction.
• Easy to install but if unsure, please use a professional.