Description
You are responsible for Knowing your 125 model & year.
Made in Italy, Athena YZ125 stock size 54mm cylinder kit.
Will fit the
YZ125 2005-2021
YZ125X 2020-2022
- Aluminum cylinder is nickel carbide coated designed with larger water jackets
- Specially designed, high performance, hard anodized power valves (cannot use OEM)
- There is an aluminum cylinder head with a removable bronze dome allowing for a higher compression ratio and anti-detonation features (except where noted)
- Kit also includes a Cast-Lite flat top piston kit, and an Athena top-end gasket set that includes required seals and hardware
- Bolt on; no matching required except where noted.
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