Big bore kit that increases the engine displacement. Typically includes cylinder, piston, and necessary gaskets.
Athena is an Italian manufacturer of cylinder kits, big bore kits, gasket sets, and oil seals for various models.
Fits these engines
- Yamaha YZ125 2005-2021
- Yamaha YZ125X 2020-2021
- Brand: Athena
- Type: Big bore kit
- Engine brand: Yamaha
- Model: YZ125, YZ125X
- Year: 2005-2021
- Article number: 420-0485-100030
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