Crankshaft Bottom Kit 92-01 CR250, Wiseco WPC101 Honda MX

High-quality Wiseco crankshaft assembly designed for Honda CR250 models, offering precision engineering and durability for high-performance applications. Factory-assembled and trued to meet OEM specifications, this crankshaft assembly ensures reliable operation and long service life.

Features:

• Precision-trued to OEM specifications and factory-assembled for a perfect fit.
• Double-forged connecting rods ensure superior dimensional consistency through improved grain flow.
• Shot-peened rods eliminate residual stresses and smoothly blend forging surfaces.
• Corrosion-resistant surface treatment enhances durability.
• Top and bottom end rod bores case-hardened to 58–62 RC for optimal bearing running surfaces.
• Crank pin bearing clearance optimized for maximum performance.
• Precision honing ensures ultra-round bearing surfaces for superior operation.
• Oiling slots maximize rod strength and bearing longevity.
• Double-drilled small ends improve lubrication and cooling for the piston pin.
• Silver-coated bronze phosphor thrust washers with a dimpled design increase oil retention and reduce friction.
• Crank pin bearings made from hot-rolled steel and case-hardened to 58–62 RC.
• Caged needle roller bearings support high RPM operation.
• Precision-machined crank webs enhance balance and reliability.
• Includes top-end bearing, premium main bearings, and a complete bottom end gasket set with all seals and gaskets.

Included Items:

• (1) Crankshaft assembly
• (2) Bearings
• (1) Gasket set with seals

Vehicle Fitment:

Honda:

• CR250 (1992–2001)

Part Number: 56-167.WI.CBK