Athena big-bore kit with cylinder, piston and rings
- Bolt on kit, no machining required
- Aluminum cylinder with nickel-carbide coating
- Complete piston kit, rings, circlips
- Complete top end gasket kit
- Easy to follow step-by-step installation instructions
- Yamaha YZ250 2003
- Yamaha YZ250 2004
- Yamaha YZ250 2005
- Yamaha YZ250 2006
- Yamaha YZ250 2007
- Yamaha YZ250 2008
- Yamaha YZ250 2009
- Yamaha YZ250 2010
- Yamaha YZ250 2011
- Yamaha YZ250 2012
- Yamaha YZ250 2013
- Yamaha YZ250 2014
- Yamaha YZ250 2015
- Yamaha YZ250 2016
- Yamaha YZ250 2017
- Yamaha YZ250 2018
- Yamaha YZ250 2019
- Yamaha YZ250 2020
- Yamaha YZ250 2021
- Yamaha YZ250 2022
- Yamaha YZ250 2023
- Yamaha YZ250 2024
- Yamaha YZ250 2025
Fitment Details
(14.P400485100042_532)
| SKU | 14.P400485100042_532 |
| Barcode # | 14.P400485100042 |
| Brand | Athena |

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