Crankshaft Bottom Kit 88-06 YFS200, Wiseco WPC105

The Wiseco Crankshaft Complete Crank Kit (WPC105) for the Yamaha Blaster YFS200 (1988-2006) is a premium replacement crankshaft engineered for exceptional performance and reliability. This kit is precision-trued to OEM specifications and designed to deliver superior durability, optimized performance, and extended service life.

Features:

• Factory-assembled and precision-trued to OEM specifications.
• Double-forged connecting rods ensure dimensional consistency and improved grain flow.
• Shot-peened connecting rods eliminate residual stresses and enhance surface integrity.
• Corrosion-resistant surface treatment for long-lasting durability.
• Case-hardened top and bottom end rod bores (58-62 RC) optimize bearing running surfaces.
• Optimized crank pin bearing radial running clearance ensures maximum performance.
• Ultra-round bearing surfaces achieved through precision honing.
• Precision-engineered oiling slots enhance rod strength and extend bearing life.
• Double-drilled small ends provide additional piston pin lubrication and cooling, reducing thermal distortion.
• Silver-coated bronze phosphor thrust washers with dimpled design increase oil retention and reduce friction.
• Crank pin bearings made from high-quality hot-rolled steel and case-hardened to 58-62 RC.
• Caged needle roller bearings allow for high RPM operation.
• Precision-machined crank webs ensure reliability and precision.
• Includes top-end bearing, premium main bearings, and a complete bottom-end gasket set with all seals and gaskets needed for the job.

Part Number: 56-201.WI.CBK