What specific components are included in this bottom end gasket kit?

This Wiseco kit includes a complete crankshaft assembly, main bearings, and all the necessary bottom-end gaskets and seals required for a rebuild. It's designed to cover all the sealing surfaces in the engine's lower section.

What is the benefit of the connecting rod being heat-treated and shot-peened?

These processes help to remove residual stress from the connecting rod and smooth its surface. This contributes to increased strength and durability, making the component more reliable under engine load.

Are the bearings in this kit of good quality?

Yes, Wiseco specifies OEM quality for the main and rod bearings included in this kit. This ensures smooth operation and contributes to the overall longevity and reliability of your engine's bottom end.

Wiseco 03-06 Yamaha WR450F Bottom End Gasket Kit

Specifications

Brand: Wiseco
Part #: WB1165
UPC: 193564267061

Wiseco 03-06 Yamaha WR450F Bottom End Gasket Kit

Name: Wiseco 03-06 Yamaha WR450F Bottom End Gasket Kit
Brand: Wiseco
Price: 98.09 USD
Availability: InStock

$98.09

On Backorder

Order now to reserve yours — we'll ship as soon as stock arrives. Full refund if we're unable to fulfill.

Fits 2004-2006 Yamaha WR450F. Wiseco bottom end gasket kit includes crankshaft, bearings, and all seals for a complete rebuild.

Key Features

Fits 2004-2006 Yamaha WR450F.
Includes a complete crankshaft assembly, main bearings, and all bottom-end gaskets and seals.
Precision machined crank webs are used for strength and durability.
The connecting rod is copper-plated, heat-treated, and shot-peened to reduce stress.
Main and rod bearings are OEM quality for smooth operation and reliable longevity.
All specified gaskets and seals are supplied under one part number for convenience.

⚠️ CA WARNING: This product can expose you to chemicals known to the State of California to cause cancer and/or birth defects or other reproductive harm. Learn more

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Fits this vehicle

Yamaha WR450F 2004-2006

Product Details

Precision machined crank webs are a notable feature of this Wiseco bottom end gasket kit, designed to give your 2004-2006 Yamaha WR450F ultimate strength and durability. When you're rebuilding the bottom end of your dirt bike, having all the necessary gaskets and seals in one place saves you a lot of time and hassle. This kit is put together to make that job go smoother, ensuring you have what you need for a reliable rebuild.

Inside this box, you'll find not just the complete bottom-end gasket and seal kit, but also a full crankshaft assembly and main bearings. Wiseco specifies OEM quality for the main and rod bearings, which is important for smooth operation and long-lasting performance. The connecting rod itself is copper-plated, heat-treated, and shot-peened to reduce stress and create a smoother surface, contributing to the overall reliability of your engine's bottom end.