Athena Top-End Gasket Kit – YFZ450 / WR450F / YZ450F / EC 450F (2006-2019)

🧩 Athena Top-End Gasket Kit – Yamaha YFZ450 / WR450F / YZ450F / Gas Gas EC 450F

Designed for riders who rebuild their engines midseason or before a race, this Athena Top-End Gasket Kit includes premium multi-layer steel (MLSS) head gaskets and multiple base gasket thicknesses to fine-tune your compression. Whether you're running pump gas or race fuel, this kit gives you the flexibility and reliability you need from a trusted OEM-grade gasket supplier.

✅ What’s Included

• MLSS head gasket

• Multiple base gaskets of varying thicknesses

• Intake/exhaust and other top-end gaskets

• Note: Does not include valve cover gasket, rubber parts, shims, or fiber gaskets

📦 Fitment

• 2006–2009 Yamaha YZ450F

• 2007–2014 Yamaha WR450F

• 2009–2019 Yamaha YFZ450R

• 2010 Yamaha YFZ450X / YFZ450R SE

• 2017 Yamaha YFZ450

• 2013–2015 Gas Gas EC 450F

⚙️ Features

• Multi-layer steel head gasket ensures superior sealing

• Optional base gasket thicknesses allow compression tuning

• Designed for pro, semi-pro, and serious amateur riders

• OEM-grade materials

• Ideal for freshening up top ends between races or mid-season

🛡️ Warranty
Athena gaskets are backed by a limited warranty against manufacturing defects.