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