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VERTEX Top End Gasket Kit — 8100031

Name: VERTEX Top End Gasket Kit — 8100031
Brand: VERTEX
SKU: WP681-00031
Price: 89.95 USD
Availability: InStock

$89.95

Top End Gasket Kit.

In stock

SKU: WP681-00031

Brands: VERTEX

Top End Gasket Kit

These sets include the head, base, and upper end gaskets. They are designed for piston replacement. Includes all gaskets and seals from base gasket up.

Manufacturer part 8100031
WPS part 681-00031

WPS lists this part for the following vehicles. Match your exact model and year.

Follow the position, mounting and installation notes in the product description. Modified vehicles may require different parts.

Compatible vehicle years, makes and models
Years	Make	Model
2020	Yamaha	YZ450F

Source: WPS vehicle-fitment data · WPS part 681-00031 · Checked November 12, 2026.

Weight	0.3 lbs
Dimensions	9.25 × 6.25 × 0.5 in

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Engine gaskets & seals
Match the engine and assembly; replace seals disturbed during access and check kit contents.
Engine oil
Only refill or replace fluids disturbed by the repair, using the specified grade and capacity.
Installation tools
Use the tools and torque procedure specified for your exact motorcycle.