Vertex Top End Gasket Kit - Yamaha YZ 250 2002-2024 / YZ 250 X 2016-2024 | 810670

The Vertex Top End Gasket Kit (810670) includes every gasket, o-ring, and seal required to complete a top end rebuild on the Yamaha YZ 250 (2002–2024) and YZ 250 X (2016–2024). Whether you're doing a routine piston replacement or a full top end refresh, this kit has everything you need in one package.

What's Included

• All gaskets required for top end rebuild
• O-rings
• Seals

Note: Does not include the formed rubber valve cover gasket.

Key Features

• Complete Top End Coverage — Every gasket, o-ring, and seal needed for the job in one kit
• OEM-Spec Fitment — Engineered to match factory specifications for proper sealing and engine longevity
• High-Performance Materials — Vertex quality construction for reliable sealing under race conditions
• Long Fitment Range — Covers YZ 250 from 2002 through 2024 for broad compatibility

Fitment

• Yamaha YZ 250: 2002–2024
• Yamaha YZ 250 X: 2016–2024

Why Vertex?

Vertex Pistons is an Italian manufacturer trusted by professional race teams worldwide. Their gasket kits are engineered to the same precision standards as their pistons — giving you the sealing performance your engine demands during a rebuild.