Description
A complete engine rebuild demands precision gaskets and seals that won’t fail under race conditions or heavy use. This Moose Racing kit eliminates the guesswork of sourcing individual components—you get every gasket, o-ring, and seal needed for the entire engine and transmission in one comprehensive set. Built with high-tech materials and manufactured in the U.S.A., it delivers OEM-level reliability at a fraction of OEM pricing.
- Fits: Yamaha YZ250
- MPN: 808664mse
- Complete engine rebuild kit
- Includes all gaskets
- Includes all o-rings
- Includes valve seals
- Transmission gaskets included
- OEM replacement oil seals
- Excludes formed rubber valve cover gaskets
- High-tech material composition
- U.S.A. manufactured
- Bolt-on installation
- Fraction of OEM cost






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