WISECO CRANKSHAFT BOTTOM KIT YAMAHA YZ80 1993-2001

The Wiseco Crankshaft is a premium replacement for Yamaha YZ80 models from 1993 to 2001. Designed to meet OEM specifications, this crankshaft assembly delivers superior durability, reliability, and performance for high-demand applications.

Features:

• Precision Trued: Assembled and trued to OEM specifications for perfect fit and operation.
• Double-Forged Connecting Rods: Ensure dimensional consistency and improved grain flow.
• Shot-Peening: Eliminates residual stresses and blends forging surfaces for added strength.
• Corrosion Resistance: Surface treatment protects against wear and environmental damage.
• Case-Hardened Rod Bores: Hardened to 58–62 RC for optimal bearing running surfaces.
• Optimized Bearing Clearance: Ensures maximum performance and longevity.
• Precision Honing: Provides ultra-round bearing surfaces for smooth operation.
• Oiling Slots: Enhance rod strength and maximize bearing life.
• Double-Drilled Small Ends: Improve lubrication and cooling for the piston pin.
• Silver-Coated Thrust Washers: Retain oil and reduce friction with a dimpled design.
• High-Quality Crank Pin Bearings: Manufactured from hot-rolled steel and case-hardened to 58–62 RC.

Vehicle Fitment:

Yamaha YZ80:

• 1993–2001

Part Number: 56-177_WI.CBK

Majority of our listings are for a direct replacement for your original part.

Our parts are made of quality and are designed to meet or exceed the original OEM Standards.

Our products are often a cost effective alternative to genuine OEM Parts.

Please note: the models of bike we state in our listings are for general guidance only. Please make sure this item will fit your bike before purchasing. Also, we cannot guarantee fitment to any non-UK models.