Moose Racing Valve Seal Kit for Yamaha YZ450F and YZ450FX (M80-80890)

The Moose Offroad M80-80890 Valve Seal Kit is designed for Yamaha YZ450F and YZ450FX applications, providing reliable sealing performance for engine intake and exhaust valves. Each seal is engineered with contact surfaces designed to improve sealing and help support consistent engine operation in demanding off-road conditions.
The kit uses high-temperature Viton® and PTFE materials for durability and resistance to the heat and operating conditions found in performance motorcycle engines. Improved tolerance over OEM specifications helps promote a precise fit and dependable service life when replacing worn or damaged valve seals.
Every Moose Offroad M80-80890 kit is 100% quality controlled to support consistent manufacturing standards. The package includes one complete set of intake and exhaust valve seals, providing the components needed for a comprehensive valve seal replacement. Made in the USA, this kit is a practical choice for maintenance or engine rebuilding on compatible Yamaha motorcycles.
Compatibility: Yamaha YZ450F and YZ450FX
Material: High-temperature Viton® and PTFE
Application: Intake and exhaust valve sealing
Quality Control: 100% quality controlled
Manufacturing: Made in the USA

Features:

• Contact surfaces designed for improved sealing

• High-temperature Viton® and PTFE materials

• Improved tolerance over OEM specifications

• 100% quality controlled

• Includes one complete set of intake and exhaust seals

• Made in the USA

Ships from Parts Unlimited.