Wiseco OEM Replacement Bottom End Kit - WPC139 - 2003-2005 Yamaha YZ450F

Wiseco WPC139 OEM Replacement Bottom End Kit for Yamaha YZ450F (2003-2005) - Ships Free!

Unleash your Yamaha YZ450F's true potential with this premium Wiseco WPC139 Bottom End Kit. Wiseco, a legendary brand with nearly 80 years of experience, offers unmatched solutions for 4-stroke engine optimization. This kit is specifically designed for the Yamaha YZ450F models from 2003 to 2005. And with Moto-House MX, shipping is on us!

Wiseco Bottom End Kit Contents:

• Crankshaft assembled and precision trued to OEM specifications
• Top end bearing
• Premium main bearings
• Complete bottom end gasket set with all necessary seals and gaskets

Wiseco's Commitment to Quality:

• Double-forged connecting rods for superior dimensional consistency
• Shot-peening eliminates residual stresses for smooth rod forging surfaces
• Corrosion-resistant surface treatment for longevity
• Case-hardened top and bottom end rod bores (58-62 RC) for an optimized bearing running surface
• Optimized crank pin bearing radial running clearance for peak performance
• Precision-honed ultra-round bearing surface
• Precision-engineered oiling slots for maximum rod strength and bearing life
• Double-drilled small ends provide extra piston pin lubrication and cooling
• Silver-coated bronze phosphor thrust washers with a dimpled design for oil retention and reduced friction
• High-quality, case-hardened crank pin bearings (58-62 RC)
• Caged needle roller bearings for maximum rpm
• Precision-machined crank webs
• Premium gasket kit for maximum sealing and reliability

Why Choose Wiseco OEM Replacement Crankshaft?

• OEM replacement bottom end kit
• Complete with all seals and gaskets
• High-grade main bearings
• Wiseco's long-standing reputation for quality and performance

Upgrade Your Yamaha YZ450F Today!

Don't settle for less than the best. Wiseco's WPC139 Bottom End Kit is the perfect solution for your Yamaha YZ450F. And with free shipping from Moto-House MX, there's never been a better time to order. Experience the difference Wiseco's commitment to quality and performance can make.

Part Number: WPC139 Fitment: Yamaha YZ450F (2003-2005)

  To see more YZ450F performance products check out Yamaha YZ450F Performance Section 

Moto-House MX - Choice of Champions - The best Motocross shop in Central Florida. Located in Clermont/Groveland Fl.