What specific Polaris models does this gasket kit fit?

This kit is designed for a range of Polaris 400cc and 440cc Fuji engines. It fits models such as the Polaris 400, 440, SS, Sport, Super Sport, Trail, and XCF across different model years.

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

The kit contains a complete crankshaft assembly, main bearings, and all the necessary bottom-end gaskets and seals for a full rebuild. It's designed to provide all the critical parts needed in one convenient package.

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 reliability for the bottom-end assembly.

Wiseco Polaris 400/440cc Fuji Bottom End Gasket Kit

Specifications

Brand: Wiseco
Part #: WB1112
UPC: 193564120168

Wiseco Polaris 400/440cc Fuji Bottom End Gasket Kit

Name: Wiseco Polaris 400/440cc Fuji Bottom End Gasket Kit
Brand: Wiseco
Price: 26.99 USD
Availability: InStock

$26.99

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Wiseco Polaris 400/440cc Fuji Bottom End Gasket Kit. A complete kit for a reliable bottom-end rebuild.

Key Features

Fits a range of Polaris 400cc and 440cc Fuji engines, including models like the Polaris Sport and Trail.
Includes a complete crankshaft assembly, main bearings, and a full set of bottom-end gaskets and seals.
Connecting rod is copper-plated, heat-treated, and shot-peened to remove residual stress and smooth the surface.
Features OEM quality main and rod bearings for smooth operation and reliable longevity.
Precision machined crank webs contribute to ultimate strength and durability.
All necessary 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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Will this fit your vehicle?

Product Details

Wiseco is known for making strong engine components, and this bottom-end gasket kit is no different. If you're working on the bottom end of your Polaris 400 or 440cc Fuji engine, this kit is designed to make the job easier. It bundles everything you need for a complete rebuild, saving you time and the hassle of sourcing individual parts.

This kit isn't just gaskets; it includes a complete crankshaft assembly, main bearings, and all the necessary bottom-end gaskets and seals. The connecting rod is copper-plated, heat-treated, and shot-peened to reduce stress and ensure a smooth surface. Wiseco uses OEM quality main and rod bearings for smooth operation and long life, and the crank webs are precision machined for strength. This means you're getting well-built parts that are ready for the demands of your ATV or snowmobile.

Having all these critical components in one box under a single part number simplifies your rebuild process. It's a must-have to ensure every part of your bottom-end rebuild is done correctly and reliably.