Wiseco WCA174 117298 WCA CRANK ASSM. YAMAHA YZ450 '18-19

Wiseco understands every rebuild is different. When you’re simply looking for a quality crankshaft without breaking the bank, Wiseco is proud to now offer its crankshaft assemblies individually. These crankshafts are the same that are included in Wiseco bottom-end and engine rebuild kits, but packaged as a single assembly for a quality complement to your rebuild project. Wiseco crankshafts have been thoroughly refined, featuring:

Drop-in ready, tested and inspected complete crankshaft assembly at a budget-friendly price point

Available for a wide range of dirt bike and ATV applications

Elevated engineering and quality control measures to ensure reliable service

Run-out and critical dimensions held to strict tolerances

Precision machined crank webs developed and tested for ultimate strength and durability

OEM quality big end bearing used in assembly

Improved connecting rod process – copper plating and heat-treating optimizes material properties for improved bearing wear and maximizes durability

Connecting rod surface treatment removes residual stress risers and smooths surface blends to maximize load resistance and service life

Timing keyway inspected for accuracy

Manufacturer Part #: WCA174

Prop 65 WARNING: This product can expose you to chemicals known to the State of California to cause cancer and/or reproductive harm. For more information go to www.P65Warnings.ca.gov.